Flora of North Dakota: Checklist
Version 2016/04/08
[Citation] Shipunov, A. Flora of North Dakota: Checklist. 2012—onwards. http://ashipunov.info/shipunov/fnddb/index.htm
Book in PDF format, with maps, images and more (> 110 Mb!)
| Family | Species | Counties | Sources | Extra info | |
|---|---|---|---|---|---|
| Nyctaginaceae | Abronia fragrans | , snowball sand verbena | MCKENZIE | 1, 29, 39, 43 | Map |
| Malvaceae | Abutilon theophrasti | , velvetleaf | BARNES, CASS, DIVIDE, DUNN, GRAND FORKS, MCKENZIE, RANSOM, RICHLAND, SARGENT, STARK, STUTSMAN, TRAILL. Introduced. | 1, 5, 5, 11, 24, 25, 26, 27, 29, 39, 40, 43 | Map |
| Euphorbiaceae | Acalypha rhomboidea | , common threeseed mercury | BARNES, STUTSMAN | 1, 5, 11, 29, 39, 41, 43 | Map |
| Euphorbiaceae | Acalypha virginica | , Virginia threeseed mercury | GRAND FORKS | 7, 41 | Map |
| Sapindaceae | Acer ginnala | , Amur maple | SHERIDAN, WARD. Introduced. | 4, 7, 17, 29 | Map, Photo |
| Sapindaceae | Acer negundo | , boxelder | BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, OLIVER, PEMBINA, RAMSEY, RANSOM, RENVILLE, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, TRAILL, WALSH, WARD, WELLS, WILLIAMS | 1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 13, 14, 17, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 44, 45 | Map, Photo, Photo, Photo |
| Sapindaceae | Acer rubrum | , red maple | 3 | Map | |
| Sapindaceae | Acer saccharinum | , silver maple | BENSON, GRAND FORKS, RICHLAND | 3, 7, 18, 27, 29, 41, 45 | Map |
| Sapindaceae | Acer saccharum | , sugar maple | RANSOM, RICHLAND, SARGENT | 25, 26, 27, 29, 34, 39, 43 | Map |
| Compositae | Achillea alpina | , Chinese yarrow | BOTTINEAU, CAVALIER, PEMBINA, ROLETTE | 3, 18, 39, 45 | Map |
| Compositae | Achillea millefolium | , common yarrow | ADAMS, BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, HETTINGER, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RENVILLE, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, TOWNER, WALSH, WARD, WELLS, WILLIAMS. Introduced. | 1, 2, 3, 4, 5, 5, 6, 7, 7, 8, 9, 10, 11, 12, 13, 14, 17, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 43, 44, 45, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Compositae | Achillea ptarmica | , sneezeweed | 18 | Map | |
| Compositae | Achillea sibirica | , Siberian yarrow | BOTTINEAU, CAVALIER, GRAND FORKS, PEMBINA, ROLETTE, WALSH | 4, 5, 7, 27, 28, 29, 30, 41, 42, 43 | Map, Photo, Photo |
| Gramineae | Achnatherum hymenoides | , Indian ricegrass | BILLINGS, BOWMAN, BURLEIGH, DUNN, EMMONS, GOLDEN VALLEY, GRANT, KIDDER, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MERCER, MORTON, MOUNTRAIL, PIERCE, SIOUX, SLOPE, STARK, WILLIAMS | 1, 3, 4, 5, 6, 7, 13, 24, 27, 29, 31, 32, 39, 41, 43, 45 | Map, Photo |
| Gramineae | Achnatherum ö—bloomeri | , Bloomer's ricegrass | BILLINGS | 5, 32, 39 | Map |
| Acoraceae | Acorus americanus | , sweetflag | BOTTINEAU, MCHENRY, RANSOM | 5, 7, 29, 34, 35, 39, 41, 43 | Map |
| Acoraceae | Acorus calamus | , calamus | BOTTINEAU, GRAND FORKS, MCHENRY, PIERCE, RANSOM, TOWNER. Introduced. | 1, 5, 6, 7, 15, 16, 27, 28, 33, 43 | Map |
| Compositae | Acroptilon repens | , hardheads | ADAMS, BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, CASS, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, GOLDEN VALLEY, GRAND FORKS, GRANT, HETTINGER, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, RAMSEY, RANSOM, RENVILLE, RICHLAND, SARGENT, SLOPE, STARK, STEELE, STUTSMAN, WARD, WELLS, WILLIAMS. Introduced. | 1, 2, 5, 6, 8, 11, 13, 17, 19, 21, 24, 25, 26, 27, 28, 29, 31, 32, 36, 37, 39, 40, 43 | Map |
| Ranunculaceae | Actaea rubra | , red baneberry | BARNES, BENSON, BOTTINEAU, BURKE, BURLEIGH, CASS, CAVALIER, DUNN, EDDY, EMMONS, GOLDEN VALLEY, GRAND FORKS, KIDDER, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MOUNTRAIL, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RICHLAND, ROLETTE, SARGENT, SHERIDAN, STARK, STEELE, STUTSMAN, WALSH, WARD, WELLS | 1, 3, 4, 5, 6, 7, 11, 13, 14, 17, 19, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 44, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo |
| Compositae | Adenocaulon bicolor | , American trailplant | 29 | Map | |
| Gramineae | Aegilops cylindrica | , jointed goatgrass | GOLDEN VALLEY. Introduced. | 1, 29, 39, 40, 43 | Map |
| Sapindaceae | Aesculus flava | , yellow buckeye | 5, 38 | Map | |
| Sapindaceae | Aesculus glabra | , Ohio buckeye | BENSON, CASS, FOSTER | 5, 7 | Map, Photo |
| Sapindaceae | Aesculus hippocastanum | , horse chestnut | WILLIAMS. Introduced. | 7, 18 | Map |
| Orobanchaceae | Agalinis aspera | , tall false foxglove | BARNES, BENSON, BOTTINEAU, DICKEY, EDDY, EMMONS, GRANT, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, OLIVER, PEMBINA, RAMSEY, RANSOM, RICHLAND, SARGENT, STEELE, STUTSMAN, WELLS | 1, 2, 3, 4, 5, 6, 7, 8, 11, 18, 19, 21, 25, 26, 27, 28, 29, 31, 39, 41, 42, 43, 45 | Map, Photo |
| Orobanchaceae | Agalinis tenuifolia | , slenderleaf false foxglove | BARNES, BENSON, BOTTINEAU, CASS, DICKEY, EDDY, EMMONS, FOSTER, GRAND FORKS, GRIGGS, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, RAMSEY, RANSOM, RICHLAND, ROLETTE, SARGENT, STUTSMAN, WARD | 1, 2, 3, 4, 5, 6, 7, 8, 11, 15, 16, 18, 19, 25, 26, 27, 28, 29, 31, 39, 41, 43, 43, 45 | Map, Photo, Photo |
| Labiatae | Agastache foeniculum | , blue giant hyssop | BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, CASS, CAVALIER, DICKEY, DUNN, EDDY, EMMONS, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, KIDDER, LAMOURE, LOGAN, MCINTOSH, MCKENZIE, MCLEAN, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, TRAILL, WALSH, WARD, WELLS, WILLIAMS | 1, 2, 3, 4, 5, 6, 7, 7, 8, 14, 17, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 44, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Compositae | Ageratina altissima | , white snakeroot | CASS, GRAND FORKS, RANSOM, RICHLAND, SARGENT, TRAILL | 1, 6, 7, 25, 26, 27, 29, 39, 41, 43, 45 | Map |
| Compositae | Ageratina havanensis | , Havana snakeroot | 3 | Map | |
| Compositae | Agoseris glauca | , pale agoseris | ADAMS, BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RENVILLE, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SLOPE, STARK, STEELE, STUTSMAN, TOWNER, TRAILL, WALSH, WARD, WELLS, WILLIAMS | 1, 2, 3, 4, 5, 6, 7, 7, 8, 9, 10, 11, 13, 14, 17, 18, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 43, 44, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Rosaceae | Agrimonia eupatoria | , churchsteeples | BOTTINEAU. Introduced. | 7 | Map |
| Rosaceae | Agrimonia gryposepala | , tall hairy agrimony | CASS, CAVALIER, DUNN, LAMOURE, MCKENZIE, RAMSEY, RANSOM, RICHLAND, SARGENT, SIOUX, STARK, WALSH | 1, 4, 5, 7, 24, 25, 26, 29, 34, 35, 39, 41, 43, 45 | Map, Photo |
| Rosaceae | Agrimonia parviflora | , harvestlice | 41 | Map | |
| Rosaceae | Agrimonia striata | , roadside agrimony | BARNES, BENSON, BILLINGS, BOTTINEAU, BURKE, BURLEIGH, CASS, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, HETTINGER, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RENVILLE, RICHLAND, ROLETTE, SARGENT, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, WARD | 1, 2, 3, 4, 5, 6, 7, 8, 11, 13, 17, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 44, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Gramineae | Agropyron cristatum | , crested wheatgrass | ADAMS, BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, HETTINGER, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RENVILLE, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, TOWNER, WARD, WELLS, WILLIAMS. Introduced. | 1, 1, 2, 4, 5, 6, 7, 8, 11, 12, 14, 17, 18, 19, 21, 24, 26, 27, 28, 29, 31, 39, 40, 41, 42, 43, 44, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo |
| Gramineae | Agropyron desertorum | , desert wheatgrass | ADAMS, BILLINGS, BOWMAN, BURKE, DIVIDE, DUNN, EDDY, EMMONS, GOLDEN VALLEY, GRANT, KIDDER, MCLEAN, MORTON, MOUNTRAIL, PIERCE, RANSOM, RICHLAND, SARGENT, SHERIDAN, SLOPE, STUTSMAN, WILLIAMS. Introduced. | 5, 7, 13, 19, 25, 29, 32, 43, 45 | Map |
| Gramineae | Agropyron fragile | , Siberian wheatgrass | ADAMS, BURLEIGH, SIOUX, SLOPE. Introduced. | 39 | Map |
| Caryophyllaceae | Agrostemma githago | , common corncockle | BARNES, BENSON, BOTTINEAU, CASS, GRAND FORKS, GRANT, MORTON, PEMBINA, RANSOM, RICHLAND, SARGENT, STUTSMAN, WARD, WILLIAMS. Introduced. | 1, 3, 5, 7, 11, 13, 25, 26, 27, 28, 29, 30, 39, 40, 43, 45 | Map |
| Gramineae | Agrostis capillaris | , colonial bentgrass | 29 | Map | |
| Gramineae | Agrostis exarata | , spike bentgrass | DUNN, MCKENZIE, STARK | 5, 24, 34, 35, 39, 43 | Map |
| Gramineae | Agrostis gigantea | , redtop | BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, CASS, DICKEY, EMMONS, GRAND FORKS, GRIGGS, LOGAN, MCHENRY, MCINTOSH, MOUNTRAIL, OLIVER, PEMBINA, RANSOM, ROLETTE, STEELE, STUTSMAN, WALSH. Introduced. | 5, 7, 14, 27, 28, 29, 32, 42, 43 | Map |
| Gramineae | Agrostis hyemalis | , winter bentgrass | BARNES, BENSON, BILLINGS, BOTTINEAU, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, HETTINGER, KIDDER, LAMOURE, LOGAN, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RANSOM, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, WARD, WELLS, WILLIAMS | 1, 3, 4, 5, 6, 7, 7, 11, 15, 16, 18, 31, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo |
| Gramineae | Agrostis perennans | , upland bentgrass | BOTTINEAU, BURKE, GRAND FORKS, MOUNTRAIL | 1, 4, 13, 29, 39, 41, 43 | Map |
| Gramineae | Agrostis scabra | , rough bentgrass | BARNES, BENSON, BILLINGS, BOTTINEAU, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, HETTINGER, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, WARD, WELLS, WILLIAMS | 2, 4, 5, 7, 8, 10, 13, 14, 17, 19, 21, 24, 25, 27, 28, 29, 30, 32, 39, 41, 43, 44, 45 | Map, Photo, Photo, Photo |
| Gramineae | Agrostis stolonifera | , creeping bentgrass | ADAMS, BARNES, BENSON, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GRAND FORKS, GRANT, GRIGGS, HETTINGER, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RANSOM, RICHLAND, ROLETTE, SARGENT, STARK, STEELE, STUTSMAN, WALSH, WARD, WELLS, WILLIAMS. Introduced. | 1, 4, 5, 6, 7, 8, 10, 11, 13, 15, 16, 19, 24, 25, 26, 28, 29, 30, 31, 39, 42, 43, 45 | Map, Photo, Photo, Photo, Photo |
| Malvaceae | Alcea rosea | , hollyhock | CASS, GRAND FORKS, PEMBINA, WARD. Introduced. | 4, 5, 7, 29, 39 | Map |
| Alismataceae | Alisma gramineum | , narrowleaf water plantain | BARNES, BENSON, BILLINGS, BOTTINEAU, BURKE, BURLEIGH, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, HETTINGER, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, PIERCE, RAMSEY, RANSOM, RICHLAND, SARGENT, SHERIDAN, SLOPE, STARK, STEELE, STUTSMAN, TRAILL, WARD, WELLS, WILLIAMS | 1, 2, 3, 4, 5, 6, 7, 7, 8, 11, 13, 15, 16, 17, 18, 19, 21, 24, 26, 27, 28, 29, 31, 32, 39, 41, 43, 44, 45, 45 | Map, Photo, Photo |
| Alismataceae | Alisma plantago-aquatica | , European water plantain | BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, HETTINGER, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, RAMSEY, RANSOM, RENVILLE, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, TRAILL, WALSH, WARD, WILLIAMS. Introduced. | 1, 3, 5, 6, 11, 12, 13, 15, 16, 24, 25, 31, 32, 42, 44, 45 | Map |
| Alismataceae | Alisma subcordatum | , American water plantain | BENSON, BILLINGS, BURKE, CAVALIER, DICKEY, EDDY, FOSTER, GRAND FORKS, LAMOURE, LOGAN, MCINTOSH, MCLEAN, MOUNTRAIL, OLIVER, PEMBINA, RAMSEY, RANSOM, RICHLAND, SARGENT, SIOUX, STEELE, WARD, WELLS | 1, 2, 4, 7, 8, 10, 14, 17, 18, 19, 21, 26, 27, 29, 30, 39, 41, 43 | Map, Photo, Photo, Photo, Photo, Photo, Photo |
| Alismataceae | Alisma triviale | , northern water plantain | BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, HETTINGER, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, RAMSEY, RANSOM, RENVILLE, RICHLAND, ROLETTE, SARGENT, SLOPE, STARK, STEELE, STUTSMAN, TRAILL, WALSH, WARD, WILLIAMS | 4, 8, 9, 19, 21, 28, 29, 39, 41, 42, 43, 45 | Map, Photo, Photo, Photo, Photo |
| Cruciferae | Alliaria petiolata | , garlic mustard | CASS. Introduced. | 1, 29, 39, 40, 43 | Map |
| Amaryllidaceae | Allium burdickii | , narrowleaf wild leek | 29 | Map | |
| Amaryllidaceae | Allium canadense | , meadow garlic | SARGENT, STUTSMAN | 5, 29, 34, 35, 39, 41, 43 | Map |
| Amaryllidaceae | Allium cernuum | , nodding onion | RANSOM | 41, 45 | Map |
| Amaryllidaceae | Allium geyeri | , Geyer's onion | 7, 18 | Map | |
| Amaryllidaceae | Allium stellatum | , autumn onion | BARNES, BENSON, BOTTINEAU, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, EDDY, EMMONS, FOSTER, GRAND FORKS, GRANT, GRIGGS, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCLEAN, MERCER, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, STEELE, STUTSMAN, WALSH, WARD, WELLS | 1, 2, 3, 4, 5, 6, 7, 7, 8, 9, 10, 11, 13, 14, 17, 18, 19, 21, 25, 26, 27, 28, 29, 30, 31, 39, 41, 42, 43, 44, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Amaryllidaceae | Allium textile | , textile onion | ADAMS, BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, HETTINGER, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RENVILLE, RICHLAND, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, WALSH, WARD, WELLS, WILLIAMS | 1, 2, 4, 5, 6, 7, 7, 8, 9, 10, 11, 12, 13, 14, 17, 17, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 44, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Amaryllidaceae | Allium tricoccum | , ramp | BARNES, CASS, GRAND FORKS, PEMBINA, RANSOM, RICHLAND, SARGENT | 1, 3, 6, 7, 7, 11, 14, 25, 26, 27, 29, 30, 39, 41, 42, 43, 45 | Map |
| Compositae | Almutaster pauciflorus | , alkali marsh aster | BENSON, BILLINGS, BOTTINEAU, BURKE, DIVIDE, DUNN, GOLDEN VALLEY, GRANT, MCKENZIE, MOUNTRAIL, OLIVER, SLOPE, STARK, WILLIAMS | 1, 3, 4, 5, 13, 15, 16, 18, 24, 27, 29, 32, 39, 41, 42, 43, 45 | Map, Photo |
| Betulaceae | Alnus incana | , gray alder | BENSON, CASS, CAVALIER, EDDY, PEMBINA, RANSOM, RICHLAND, SARGENT, WALSH | 1, 3, 6, 7, 8, 15, 16, 18, 19, 25, 26, 27, 29, 30, 39, 41, 42, 43, 45 | Map |
| Gramineae | Alopecurus aequalis | , shortawn foxtail | BARNES, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRIGGS, KIDDER, LAMOURE, LOGAN, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MOUNTRAIL, NELSON, PEMBINA, PIERCE, RAMSEY, RANSOM, RENVILLE, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SLOPE, STARK, STEELE, STUTSMAN, TOWNER, WALSH, WARD, WILLIAMS | 1, 2, 4, 5, 6, 7, 8, 9, 11, 13, 15, 16, 17, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 43, 44 | Map, Photo, Photo, Photo, Photo, Photo, Photo |
| Gramineae | Alopecurus arundinaceus | , creeping meadow foxtail | ADAMS, BARNES, BURLEIGH, CASS, DICKEY, EMMONS, KIDDER, LAMOURE, LOGAN, MCINTOSH, MCLEAN, MERCER, RAMSEY, RENVILLE, STEELE, TOWNER, TRAILL, WARD. Introduced. | 2, 4, 5, 11, 16, 21, 27, 29, 31, 39, 43, 43, 44 | Map, Photo, Photo, Photo, Photo |
| Gramineae | Alopecurus carolinianus | , Carolina foxtail | BARNES, BURKE, CAVALIER, DIVIDE, DUNN, EMMONS, KIDDER, LOGAN, MCINTOSH, MCKENZIE, MORTON, MOUNTRAIL, STARK, WILLIAMS | 1, 4, 5, 7, 13, 15, 16, 24, 27, 29, 31, 39, 41, 43 | Map |
| Gramineae | Alopecurus geniculatus | , water foxtail | BENSON, BURKE, CASS, DIVIDE, DUNN, EMMONS, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, SLOPE, STARK, STUTSMAN, WILLIAMS. Introduced. | 1, 3, 4, 5, 7, 13, 15, 16, 24, 29, 39, 41, 43, 45 | Map, Photo |
| Gramineae | Alopecurus pratensis | , meadow foxtail | BOTTINEAU, CASS, MCKENZIE, TOWNER, WALSH. Introduced. | 3, 4, 7, 16, 28, 29, 39, 43, 45 | Map, Photo |
| Malvaceae | Althaea officinalis | , common marshmallow | CASS. Introduced. | 5, 29, 39, 43 | Map |
| Cruciferae | Alyssum alyssoides | , pale madwort | BENSON, BILLINGS, HETTINGER, STARK. Introduced. | 5, 7, 45 | Map |
| Cruciferae | Alyssum desertorum | , desert madwort | BILLINGS, DUNN, GOLDEN VALLEY, MCKENZIE, SIOUX, STARK, WARD. Introduced. | 1, 5, 12, 24, 29, 32, 33, 39, 41, 43 | Map |
| Amaranthaceae | Amaranthus albus | , prostrate pigweed | ADAMS, BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, TRAILL, WALSH, WARD, WELLS, WILLIAMS. Introduced. | 1, 1, 2, 2, 3, 4, 5, 6, 7, 8, 10, 11, 11, 13, 13, 14, 17, 19, 24, 24, 25, 25, 26, 26, 27, 27, 28, 29, 30, 31, 31, 32, 32, 39, 41, 43, 43, 45, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Amaranthaceae | Amaranthus blitoides | , mat amaranth | BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, DICKEY, DIVIDE, DUNN, EMMONS, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RANSOM, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, TRAILL, WALSH, WARD, WILLIAMS. Introduced. | 3, 5, 7, 12, 18, 29, 39, 40, 41, 43, 45 | Map |
| Amaranthaceae | Amaranthus graecizans | , Mediterranean amaranth | BOTTINEAU | 18, 28 | Map |
| Amaranthaceae | Amaranthus hybridus | , slim amaranth | BOTTINEAU, CASS, DICKEY, GRAND FORKS, TRAILL | 1, 4, 6, 7, 27, 29, 39, 41, 43, 45 | Map, Photo, Photo |
| Amaranthaceae | Amaranthus retroflexus | , redroot amaranth | ADAMS, BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, HETTINGER, KIDDER, LAMOURE, LOGAN, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, RAMSEY, RANSOM, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, TOWNER, TRAILL, WALSH, WARD, WELLS, WILLIAMS | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 17, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 40, 42, 43, 44, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Amaranthaceae | Amaranthus torreyi | , Torrey's amaranthus | WARD | 17 | Map |
| Amaranthaceae | Amaranthus tuberculatus | , roughfruit amaranth | BENSON, BURLEIGH, CASS, DICKEY, DUNN, EMMONS, FOSTER, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, OLIVER, RANSOM, RICHLAND, SARGENT, SLOPE, STUTSMAN, TRAILL, WARD | 1, 1, 2, 3, 4, 5, 6, 11, 16, 16, 18, 19, 25, 25, 26, 26, 27, 29, 31, 32, 39, 41, 43, 45 | Map, Photo |
| Compositae | Amberboa moschata | , sweetsultan | CASS, DUNN, MCKENZIE, STARK. Introduced. | 5, 5, 18, 24 | Map |
| Compositae | Ambrosia acanthicarpa | , flatspine bur ragweed | BENSON, BILLINGS, BOTTINEAU, DUNN, MCHENRY, MCKENZIE, STARK | 1, 3, 5, 18, 24, 27, 28, 29, 33, 35, 39, 41, 43, 45 | Map |
| Compositae | Ambrosia artemisiifolia | , annual ragweed | ADAMS, BARNES, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GRAND FORKS, GRANT, GRIGGS, HETTINGER, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MOUNTRAIL, NELSON, RAMSEY, RANSOM, RENVILLE, RICHLAND, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, WALSH, WARD, WILLIAMS. Introduced. | 1, 2, 3, 4, 5, 6, 7, 7, 8, 10, 11, 12, 13, 14, 17, 18, 19, 21, 24, 25, 26, 27, 28, 29, 31, 32, 39, 40, 41, 42, 43, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Compositae | Ambrosia psilostachya | , Cuman ragweed | ADAMS, BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, STARK, STEELE, STUTSMAN, TOWNER, WALSH, WARD, WELLS, WILLIAMS | 1, 2, 3, 4, 5, 5, 6, 7, 7, 8, 9, 10, 11, 12, 13, 17, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 43, 44, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Compositae | Ambrosia tomentosa | , skeletonleaf bur ragweed | BILLINGS, DICKEY, LAMOURE | 2, 29, 32, 39, 41 | Map |
| Compositae | Ambrosia trifida | , great ragweed | BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, GRAND FORKS, GRANT, GRIGGS, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RICHLAND, SARGENT, SHERIDAN, SLOPE, STARK, STEELE, STUTSMAN, TRAILL, WALSH, WARD, WILLIAMS | 1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 13, 14, 17, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 45 | Map |
| Rosaceae | Amelanchier alnifolia | , Saskatoon serviceberry | ADAMS, BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RENVILLE, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SLOPE, STARK, STUTSMAN, WALSH, WARD, WELLS, WILLIAMS | 1, 2, 3, 4, 5, 6, 7, 7, 8, 9, 11, 13, 14, 17, 17, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 44, 45, 45 | Map, Photo, Photo, Photo, Photo |
| Rosaceae | Amelanchier arborea | , common serviceberry | 3 | Map | |
| Rosaceae | Amelanchier bartramiana | , oblongfruit serviceberry | GRAND FORKS | 7 | Map |
| Rosaceae | Amelanchier humilis | , low serviceberry | BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, CASS, CAVALIER, DIVIDE, DUNN, EMMONS, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, KIDDER, LOGAN, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, PEMBINA, PIERCE, RAMSEY, RANSOM, RENVILLE, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, WARD, WILLIAMS | 4, 5, 24, 25, 26, 29, 30, 31, 32, 39, 41, 43 | Map, Photo, Photo, Photo |
| Rosaceae | Amelanchier sanguinea | , roundleaf serviceberry | BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, CASS, CAVALIER, DIVIDE, EMMONS, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, PEMBINA, PIERCE, RAMSEY, RANSOM, RENVILLE, RICHLAND, ROLETTE, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, WARD | 1, 29 | Map |
| Rosaceae | Amelanchier stolonifera | , running serviceberry | RICHLAND | 29, 39, 45 | Map |
| Orchidaceae | Amerorchis rotundifolia | , roundleaf orchid | 18 | Map | |
| Lythraceae | Ammannia coccinea | , valley redstem | CASS, EMMONS, KIDDER, LOGAN, MCINTOSH, RANSOM, RICHLAND, SARGENT, STUTSMAN | 1, 5, 6, 11, 15, 25, 26, 27, 29, 31, 43 | Map |
| Lythraceae | Ammannia robusta | , grand redstem | CASS, EMMONS, MCINTOSH, STUTSMAN | 16, 29, 39, 41 | Map |
| Leguminosae | Amorpha canescens | , leadplant | BARNES, BENSON, BILLINGS, BOTTINEAU, BURLEIGH, CASS, CAVALIER, DICKEY, DUNN, EDDY, EMMONS, FOSTER, GRAND FORKS, GRANT, GRIGGS, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RICHLAND, SARGENT, SHERIDAN, SIOUX, STARK, STEELE, STUTSMAN, TRAILL, WALSH, WARD, WELLS | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 17, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 44, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Leguminosae | Amorpha fruticosa | , false indigo bush | BARNES, BOTTINEAU, BURLEIGH, CASS, DICKEY, DUNN, EMMONS, GRAND FORKS, KIDDER, LAMOURE, LOGAN, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, OLIVER, PEMBINA, RANSOM, RICHLAND, SARGENT, SIOUX, STARK, STEELE, STUTSMAN, WALSH | 1, 2, 3, 4, 5, 6, 7, 11, 12, 14, 15, 16, 18, 24, 25, 26, 27, 28, 29, 30, 31, 39, 41, 42, 43 | Map, Photo |
| Leguminosae | Amorpha nana | , dwarf false indigo | BARNES, BOTTINEAU, BURLEIGH, CASS, CAVALIER, DICKEY, DUNN, EDDY, EMMONS, FOSTER, GRAND FORKS, GRANT, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, OLIVER, PEMBINA, RAMSEY, RANSOM, RICHLAND, SARGENT, SHERIDAN, SIOUX, STARK, STUTSMAN, WARD, WELLS | 1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 17, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 39, 41, 42, 43, 44, 45 | Map, Photo, Photo, Photo, Photo |
| Leguminosae | Amphicarpaea bracteata | , American hogpeanut | BARNES, BENSON, BOTTINEAU, BURLEIGH, CASS, CAVALIER, DICKEY, DUNN, EDDY, EMMONS, GRAND FORKS, GRIGGS, KIDDER, LAMOURE, LOGAN, MCINTOSH, MCKENZIE, MCLEAN, MORTON, OLIVER, PEMBINA, RANSOM, RICHLAND, SARGENT, STARK, STEELE, STUTSMAN, WALSH, WARD | 1, 2, 3, 4, 5, 6, 7, 8, 11, 14, 17, 18, 24, 25, 26, 27, 28, 29, 30, 31, 39, 41, 42, 43, 43 | Map, Photo, Photo, Photo, Photo |
| Boraginaceae | Amsinckia lycopsoides | , tarweed fiddleneck | 3, 18, 29, 34 | Map | |
| Boraginaceae | Amsinckia menziesii | , Menzies' fiddleneck | CASS, PEMBINA, PIERCE | 27, 27, 29, 30, 39, 41, 43 | Map |
| Primulaceae | Anagallis minima | , chaffweed | BARNES, BENSON, BURKE, DIVIDE, EMMONS, GRAND FORKS, KIDDER, LAMOURE, LOGAN, MCINTOSH, RANSOM, SIOUX, SLOPE | 1, 3, 4, 5, 7, 11, 13, 18, 27, 29, 31, 39, 41, 43 | Map, Photo |
| Compositae | Anaphalis margaritacea | , western pearly everlasting | MORTON | 5, 7 | Map |
| Boraginaceae | Anchusa arvensis | , small bugloss | DUNN, MCKENZIE, STARK, STUTSMAN. Introduced. | 5, 24, 29, 39, 40, 43 | Map |
| Gramineae | Andropogon gerardii | , big bluestem | ADAMS, BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, HETTINGER, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, RAMSEY, RANSOM, RENVILLE, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, WALSH, WARD, WELLS, WILLIAMS | 1, 2, 3, 4, 5, 5, 6, 7, 7, 8, 9, 10, 11, 12, 13, 14, 17, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 44, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Gramineae | Andropogon hallii | , sand bluestem | BENSON, BILLINGS, BOTTINEAU, DUNN, EMMONS, GOLDEN VALLEY, GRANT, KIDDER, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MERCER, MORTON, OLIVER, RANSOM, RICHLAND, SARGENT, SIOUX, SLOPE, STARK, WELLS, WILLIAMS | 1, 5, 6, 7, 13, 24, 25, 26, 27, 28, 29, 31, 32, 39, 41, 43, 44, 45 | Map |
| Primulaceae | Androsace occidentalis | , western rockjasmine | ADAMS, BARNES, BILLINGS, BOTTINEAU, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, PEMBINA, RAMSEY, RANSOM, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STUTSMAN, TOWNER, TRAILL, WALSH, WARD, WELLS, WILLIAMS | 1, 2, 3, 4, 5, 6, 7, 8, 11, 12, 13, 14, 17, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 44, 45 | Map, Photo, Photo, Photo |
| Primulaceae | Androsace septentrionalis | , pygmyflower rockjasmine | BARNES, BENSON, BILLINGS, BOTTINEAU, BURKE, CAVALIER, DIVIDE, DUNN, EMMONS, GOLDEN VALLEY, KIDDER, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MOUNTRAIL, PEMBINA, PIERCE, RAMSEY, ROLETTE, SLOPE, STARK, STEELE, STUTSMAN, WALSH, WARD, WILLIAMS | 1, 3, 4, 5, 7, 7, 11, 13, 17, 18, 21, 24, 27, 28, 29, 30, 31, 32, 39, 41, 43, 45 | Map, Photo, Photo, Photo |
| Ranunculaceae | Anemone canadensis | , Canadian anemone | BARNES, BENSON, BOTTINEAU, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GRAND FORKS, GRANT, GRIGGS, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RENVILLE, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, TOWNER, WALSH, WARD, WELLS, WILLIAMS | 1, 2, 3, 4, 5, 6, 6, 7, 7, 8, 9, 10, 11, 13, 14, 15, 16, 17, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 44, 45, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Ranunculaceae | Anemone cylindrica | , candle anemone | BARNES, BENSON, BILLINGS, BOTTINEAU, BURKE, BURLEIGH, CASS, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RENVILLE, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STUTSMAN, WARD, WELLS, WILLIAMS | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 17, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 44, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Ranunculaceae | Anemone multifida | , Pacific anemone | BENSON, BOTTINEAU, BURKE, DIVIDE, GOLDEN VALLEY, GRAND FORKS, MCLEAN, MOUNTRAIL, NELSON, ROLETTE, WILLIAMS | 1, 3, 4, 5, 7, 9, 13, 18, 27, 28, 29, 32, 39, 41, 43, 45 | Map |
| Ranunculaceae | Anemone nemorosa | , European thimbleweed | GRAND FORKS. Introduced. | 7 | Map |
| Ranunculaceae | Anemone parviflora | , smallflowered anemone | 29 | Map | |
| Ranunculaceae | Anemone quinquefolia | , wood anemone | BOTTINEAU, CASS, CAVALIER, EMMONS, GRAND FORKS, MOUNTRAIL, PEMBINA, RANSOM, RICHLAND, SARGENT, WILLIAMS | 1, 3, 5, 6, 7, 26, 27, 29, 30, 34, 39, 41, 42, 43 | Map |
| Ranunculaceae | Anemone virginiana | , tall thimbleweed | BARNES, BENSON, BILLINGS, BOTTINEAU, BURKE, BURLEIGH, CASS, CAVALIER, DUNN, EMMONS, GRAND FORKS, KIDDER, LOGAN, MCINTOSH, MCKENZIE, MERCER, MOUNTRAIL, OLIVER, PEMBINA, RANSOM, RICHLAND, ROLETTE, SARGENT, SIOUX, STARK, STEELE, STUTSMAN, WALSH, WARD, WILLIAMS | 1, 3, 4, 5, 6, 7, 7, 11, 13, 14, 18, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 43, 45 | Map, Photo |
| Umbelliferae | Anethum graveolens | , dill | BARNES, BILLINGS, CASS, DICKEY, DUNN, EMMONS, KIDDER, LAMOURE, LOGAN, MCINTOSH, MCKENZIE, MORTON, PEMBINA, RANSOM, RICHLAND, SARGENT, STARK, STUTSMAN, WARD. Introduced. | 1, 2, 4, 5, 7, 11, 17, 24, 25, 26, 27, 29, 30, 31, 32, 39, 43 | Map |
| Malvaceae | Anoda cristata | , crested anoda | TRAILL | 5 | Map |
| Compositae | Antennaria howellii | , Howell's pussytoes | BILLINGS, BURKE, DUNN, EMMONS, GOLDEN VALLEY, GRAND FORKS, MCHENRY, MCKENZIE, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, RANSOM, RICHLAND, SARGENT, SIOUX, SLOPE, STARK, WILLIAMS | 3, 4, 5, 7, 9, 24, 26, 29, 39, 41, 42, 43, 45 | Map, Photo |
| Compositae | Antennaria microphylla | , littleleaf pussytoes | BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, CASS, CAVALIER, DIVIDE, DUNN, EDDY, EMMONS, GOLDEN VALLEY, HETTINGER, KIDDER, MCHENRY, MCKENZIE, MCLEAN, MERCER, MOUNTRAIL, OLIVER, PEMBINA, PIERCE, RAMSEY, RENVILLE, ROLETTE, SHERIDAN, SLOPE, STARK, STEELE, STUTSMAN, WALSH, WARD, WILLIAMS | 4, 5, 7, 8, 17, 18, 21, 24, 27, 28, 29, 32, 39, 41, 42, 43, 43, 44, 45 | Map, Photo |
| Compositae | Antennaria neglecta | , field pussytoes | BENSON, BILLINGS, BOTTINEAU, BURKE, CASS, CAVALIER, DICKEY, DUNN, EDDY, EMMONS, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SLOPE, STARK, STEELE, STUTSMAN, WARD, WILLIAMS | 1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 13, 14, 17, 18, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 43, 44, 45, 45 | Map, Photo, Photo |
| Compositae | Antennaria parlinii | , Parlin's pussytoes | BILLINGS, BOWMAN, DUNN, EMMONS, GOLDEN VALLEY, MCKENZIE, MERCER, MORTON, MOUNTRAIL, PEMBINA, RICHLAND, SIOUX, SLOPE, STARK, WARD, WILLIAMS | 4, 5, 17, 24, 29, 32, 41, 43 | Map |
| Compositae | Antennaria parvifolia | , small-leaf pussytoes | BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CAVALIER, DICKEY, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, HETTINGER, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RANSOM, RENVILLE, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, WARD, WELLS, WILLIAMS | 1, 2, 3, 4, 5, 5, 6, 7, 8, 9, 11, 12, 13, 17, 18, 19, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 43, 44, 45, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Compositae | Antennaria plantaginifolia | , woman's tobacco | ADAMS, BILLINGS, BOWMAN, DUNN, EMMONS, GOLDEN VALLEY, GRAND FORKS, KIDDER, LOGAN, MCINTOSH, MCKENZIE, MERCER, MORTON, MOUNTRAIL, PEMBINA, RANSOM, RICHLAND, SARGENT, SIOUX, SLOPE, STARK, WARD, WILLIAMS | 1, 4, 5, 6, 6, 13, 14, 25, 27, 30, 31, 32 | Map, Photo |
| Compositae | Antennaria rosea | , rosy pussytoes | BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, CAVALIER, DIVIDE, EMMONS, GOLDEN VALLEY, HETTINGER, KIDDER, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MOUNTRAIL, OLIVER, PEMBINA, PIERCE, RAMSEY, ROLETTE, SARGENT, SHERIDAN, SLOPE, STEELE, STUTSMAN, WARD, WILLIAMS | 1, 5, 6, 11, 13, 18, 29, 30, 31, 32, 39, 41, 43, 45 | Map |
| Compositae | Anthemis arvensis | , corn chamomile | GRAND FORKS. Introduced. | 29, 39, 40, 41, 43 | Map |
| Compositae | Anthemis cotula | , stinking chamomile | BENSON, BILLINGS, BOTTINEAU, CASS, GOLDEN VALLEY, GRAND FORKS, NELSON, PEMBINA, RAMSEY, RANSOM, RICHLAND, SARGENT, SHERIDAN, WARD, WELLS. Introduced. | 1, 3, 5, 7, 17, 19, 25, 26, 27, 29, 30, 32, 39, 40, 43, 45 | Map |
| Compositae | Anthemis tinctoria | , golden chamomile | BOTTINEAU, PEMBINA, ROLETTE. Introduced. | 29, 30, 39, 43, 43 | Map |
| Gramineae | Anthoxanthum monticola | , alpine sweetgrass | DIVIDE, EDDY, MOUNTRAIL, RAMSEY, STUTSMAN, WILLIAMS | 5 | Map |
| Leguminosae | Anthyllis vulneraria | , common kidneyvetch | CASS. Introduced. | 3, 27, 29, 39 | Map |
| Plantaginaceae | Antirrhinum majus | , garden snapdragon | 4, 5, 7, 38 | Map | |
| Leguminosae | Apios americana | , groundnut | RANSOM, RICHLAND, SARGENT | 1, 5, 25, 26, 27, 29, 33, 34, 35, 39, 41, 43 | Map |
| Apocynaceae | Apocynum androsaemifolium | , spreading dogbane | BARNES, BENSON, BILLINGS, BOTTINEAU, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MORTON, MOUNTRAIL, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RICHLAND, ROLETTE, SARGENT, SLOPE, STARK, STUTSMAN, WALSH, WARD, WELLS, WILLIAMS | 1, 2, 3, 4, 5, 6, 7, 8, 11, 13, 14, 17, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 44, 45 | Map, Photo, Photo, Photo, Photo, Photo |
| Apocynaceae | Apocynum cannabinum | , Indianhemp | ADAMS, BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, TOWNER, TRAILL, WALSH, WARD, WELLS, WILLIAMS | 1, 1, 2, 2, 3, 4, 5, 6, 7, 7, 8, 9, 10, 11, 11, 13, 13, 14, 16, 17, 17, 18, 19, 21, 24, 25, 26, 26, 27, 27, 28, 29, 30, 31, 31, 32, 32, 39, 41, 42, 43, 45, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Apocynaceae | Apocynum ö—floribundum | , intermediate dogbane | BOTTINEAU, CASS, RAMSEY | 1, 7, 29, 39, 41, 45 | Map |
| Ranunculaceae | Aquilegia brevistyla | , smallflower columbine | 5 | Map | |
| Ranunculaceae | Aquilegia canadensis | , red columbine | BARNES, BENSON, BOTTINEAU, BURLEIGH, CASS, CAVALIER, DICKEY, EDDY, EMMONS, GRAND FORKS, GRANT, GRIGGS, LAMOURE, MERCER, MORTON, OLIVER, PEMBINA, RANSOM, RICHLAND, ROLETTE, SARGENT, SIOUX, STUTSMAN, WALSH | 1, 2, 3, 4, 5, 6, 7, 8, 11, 14, 18, 25, 26, 27, 28, 29, 30, 39, 41, 42, 43, 45 | Map, Photo, Photo, Photo |
| Cruciferae | Arabidopsis thaliana | , mouseear cress | 7 | Map | |
| Cruciferae | Arabis canadensis | , sicklepod | RANSOM, RICHLAND, SARGENT | 1, 5, 26, 29, 33, 34, 35, 39, 41, 43 | Map |
| Cruciferae | Arabis drummondii | , Drummond's rockcress | BENSON, BILLINGS, BOTTINEAU, DIVIDE, DUNN, EDDY, GOLDEN VALLEY, GRAND FORKS, GRANT, MCKENZIE, NELSON, PEMBINA, RAMSEY, ROLETTE, STARK, WARD | 1, 3, 4, 5, 6, 7, 7, 8, 14, 18, 21, 24, 27, 28, 29, 30, 32, 39, 41, 43, 43 | Map |
| Cruciferae | Arabis eschscholtziana | , Eschscholtz's hairy rockcress | BILLINGS, BOWMAN, BURKE, BURLEIGH, DICKEY, DIVIDE, DUNN, EMMONS, GOLDEN VALLEY, GRANT, KIDDER, LAMOURE, LOGAN, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MOUNTRAIL, OLIVER, SHERIDAN, SIOUX, SLOPE, STUTSMAN, WARD, WELLS, WILLIAMS | 5 | Map |
| Cruciferae | Arabis fendleri | , Fendler's rockcress | BILLINGS, BOWMAN, BURKE, BURLEIGH, DIVIDE, DUNN, EMMONS, GOLDEN VALLEY, GRANT, KIDDER, LOGAN, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, OLIVER, SIOUX, SLOPE, STARK, STUTSMAN, WARD, WILLIAMS | 5 | Map |
| Cruciferae | Arabis glabra | , tower rockcress | BENSON, BILLINGS, BURKE, DUNN, GOLDEN VALLEY, GRANT, MCKENZIE, MOUNTRAIL, PEMBINA, RAMSEY, STARK, WILLIAMS | 1, 4, 5, 13, 24, 29, 39, 41, 43 | Map |
| Cruciferae | Arabis hirsuta | , hairy rockcress | BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, HETTINGER, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, WALSH, WARD, WELLS, WILLIAMS | 1, 2, 3, 4, 6, 7, 8, 10, 11, 13, 17, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 43, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Cruciferae | Arabis holboellii | , Holboell's rockcress | ADAMS, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, HETTINGER, KIDDER, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, OLIVER, PEMBINA, PIERCE, RANSOM, RICHLAND, ROLETTE, SIOUX, SLOPE, STARK, STUTSMAN, WARD, WILLIAMS | 1, 3, 4, 5, 6, 7, 11, 12, 13, 14, 17, 18, 19, 24, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 43, 44, 45 | Map, Photo, Photo |
| Cruciferae | Arabis ö—divaricarpa | , spreadingpod rockcress | BARNES, BENSON, BILLINGS, BOTTINEAU, BURKE, CASS, CAVALIER, DIVIDE, DUNN, EDDY, KIDDER, MCKENZIE, MOUNTRAIL, PEMBINA, PIERCE, RAMSEY, RANSOM, RICHLAND, SARGENT, SLOPE, STARK, STUTSMAN, TOWNER, WARD, WILLIAMS | 1, 4, 5, 6, 7, 11, 13, 17, 19, 24, 25, 26, 27, 28, 30, 32, 41, 44 | Map |
| Leguminosae | Arachis hypogaea | , peanut | 7, 38 | Map | |
| Araliaceae | Aralia nudicaulis | , wild sarsaparilla | BARNES, BENSON, BILLINGS, BOTTINEAU, BURKE, CASS, CAVALIER, DUNN, EDDY, GRAND FORKS, GRIGGS, LAMOURE, MCKENZIE, MCLEAN, MORTON, MOUNTRAIL, PEMBINA, RAMSEY, RANSOM, RICHLAND, ROLETTE, SARGENT, SHERIDAN, STARK, STEELE, STUTSMAN, WALSH, WARD, WELLS, WILLIAMS | 1, 3, 4, 5, 6, 7, 8, 11, 13, 14, 17, 19, 21, 24, 25, 26, 27, 28, 29, 30, 32, 39, 41, 42, 43, 44, 45 | Map, Photo, Photo, Photo, Photo |
| Araliaceae | Aralia racemosa | , American spikenard | CASS | 5 | Map |
| Compositae | Arctium lappa | , greater burdock | GRAND FORKS, LAMOURE. Introduced. | 7, 29, 39, 40 | Map |
| Compositae | Arctium minus | , lesser burdock | ADAMS, BARNES, BENSON, BILLINGS, BOTTINEAU, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DUNN, EDDY, EMMONS, GOLDEN VALLEY, GRAND FORKS, GRIGGS, KIDDER, LAMOURE, LOGAN, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, RAMSEY, RANSOM, RICHLAND, SARGENT, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, WALSH, WARD. Introduced. | 1, 2, 3, 4, 5, 5, 6, 7, 8, 10, 11, 13, 14, 17, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 36, 39, 40, 42, 43, 44, 45 | Map, Photo, Photo, Photo |
| Compositae | Arctium tomentosum | , woolly burdock | CASS, FOSTER, GRAND FORKS, PEMBINA, RANSOM. Introduced. | 5, 19, 29, 39, 43 | Map |
| Ericaceae | Arctostaphylos uva-ursi | , kinnikinnick | ADAMS, BILLINGS, BOTTINEAU, BURLEIGH, CAVALIER, DUNN, GOLDEN VALLEY, HETTINGER, MCHENRY, MCKENZIE, MORTON, MOUNTRAIL, NELSON, PEMBINA, RANSOM, RICHLAND, SARGENT, SLOPE, STARK | 1, 3, 4, 6, 7, 13, 24, 24, 25, 26, 27, 28, 29, 30, 32, 39, 41, 43, 44, 45 | Map, Photo |
| Ericaceae | Arctostaphylos ö—coloradensis | , Colorado manzanita | ADAMS, BILLINGS, DUNN, GOLDEN VALLEY, HETTINGER, MCKENZIE, MORTON, MOUNTRAIL, SLOPE | 5 | Map |
| Papaveraceae | Argemone albiflora | , bluestem pricklypoppy | BILLINGS, MCKENZIE | 5, 27 | Map |
| Papaveraceae | Argemone polyanthemos | , crested pricklypoppy | DUNN, MCKENZIE, MERCER, STARK | 1, 5, 24, 29, 39, 41, 43 | Map |
| Rosaceae | Argentina anserina | , silverweed cinquefoil | ADAMS, BARNES, BENSON, BOTTINEAU, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RENVILLE, RICHLAND, ROLETTE, SARGENT, SHERIDAN, STARK, STEELE, STUTSMAN, TOWNER, TRAILL, WALSH, WARD, WELLS, WILLIAMS | 1, 2, 3, 4, 5, 6, 7, 7, 8, 9, 10, 11, 13, 14, 15, 16, 17, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 44, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Araceae | Arisaema triphyllum | , Jack in the pulpit | BOTTINEAU, CASS, GRAND FORKS, PEMBINA, RANSOM, RICHLAND, SARGENT, TRAILL | 1, 3, 4, 6, 7, 7, 14, 18, 25, 26, 27, 28, 29, 39, 41, 45 | Map, Photo, Photo, Photo |
| Gramineae | Aristida basiramea | , forked threeawn | CASS | 29, 39 | Map |
| Gramineae | Aristida purpurea | , purple threeawn | ADAMS, BARNES, BILLINGS, BOTTINEAU, BURLEIGH, DICKEY, DUNN, EDDY, EMMONS, GOLDEN VALLEY, GRANT, GRIGGS, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, OLIVER, RANSOM, RICHLAND, SARGENT, SIOUX, SLOPE, STARK, STEELE, WARD, WILLIAMS | 1, 2, 3, 4, 5, 6, 7, 8, 12, 13, 17, 18, 19, 24, 25, 26, 27, 28, 29, 31, 32, 39, 41, 42, 43, 43, 44, 45, 45 | Map, Photo, Photo |
| Cruciferae | Armoracia rusticana | , horseradish | BARNES, BILLINGS, BOTTINEAU, BOWMAN, BURLEIGH, CASS, DICKEY, DIVIDE, DUNN, EMMONS, FOSTER, GRAND FORKS, KIDDER, LAMOURE, LOGAN, MCINTOSH, MCKENZIE, MCLEAN, MERCER, OLIVER, PEMBINA, RANSOM, RICHLAND, SARGENT, SHERIDAN, STARK, STUTSMAN, WARD, WILLIAMS. Introduced. | 1, 2, 3, 4, 5, 6, 7, 11, 13, 17, 19, 24, 25, 27, 28, 29, 30, 31, 32, 39, 43 | Map, Photo |
| Compositae | Arnica cordifolia | , heartleaf arnica | LOGAN | 29, 35, 39, 43 | Map |
| Compositae | Arnica fulgens | , foothill arnica | BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, DIVIDE, DUNN, EDDY, EMMONS, GRAND FORKS, GRANT, KIDDER, LAMOURE, LOGAN, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, OLIVER, PIERCE, ROLETTE, SHERIDAN, SLOPE, STARK, WARD, WELLS, WILLIAMS | 1, 3, 4, 5, 6, 7, 8, 13, 17, 18, 19, 24, 27, 28, 29, 31, 32, 39, 41, 43, 45 | Map |
| Compositae | Arnica latifolia | , broadleaf arnica | 18 | Map | |
| Compositae | Artemisia abrotanum | , southernwood | 18 | Map | |
| Compositae | Artemisia absinthium | , absinthium | ADAMS, BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, HETTINGER, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RENVILLE, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, TOWNER, TRAILL, WALSH, WARD, WELLS, WILLIAMS. Introduced. | 1, 2, 3, 4, 5, 6, 7, 8, 11, 13, 14, 17, 18, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 36, 37, 39, 40, 42, 43, 44, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Compositae | Artemisia arctica | , boreal sagebrush | 7 | Map | |
| Compositae | Artemisia biennis | , biennial wormwood | ADAMS, BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, HETTINGER, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RENVILLE, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SLOPE, STARK, STEELE, STUTSMAN, TOWNER, TRAILL, WALSH, WARD, WELLS, WILLIAMS. Introduced. | 1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 13, 15, 16, 17, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Compositae | Artemisia campestris | , field sagewort | BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MORTON, MOUNTRAIL, PEMBINA, PIERCE, RAMSEY, RANSOM, RICHLAND, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, WARD, WELLS, WILLIAMS | 1, 2, 3, 4, 5, 5, 6, 7, 7, 8, 11, 12, 13, 14, 17, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 45, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Compositae | Artemisia cana | , silver sagebrush | BARNES, BILLINGS, BOWMAN, BURLEIGH, DIVIDE, DUNN, EMMONS, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, KIDDER, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, OLIVER, PEMBINA, SHERIDAN, SIOUX, SLOPE, STARK, STUTSMAN, WARD, WILLIAMS | 1, 3, 4, 5, 6, 7, 11, 12, 13, 17, 18, 24, 27, 29, 30, 31, 32, 39, 41, 42, 43, 44, 45 | Map, Photo |
| Compositae | Artemisia dracunculus | , tarragon | BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURLEIGH, CASS, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, WARD, WELLS, WILLIAMS | 1, 2, 3, 4, 5, 5, 6, 7, 7, 8, 11, 12, 13, 14, 17, 18, 19, 24, 25, 26, 27, 28, 29, 30, 31, 32, 32, 39, 41, 42, 43, 44, 45, 45 | Map, Photo, Photo |
| Compositae | Artemisia filifolia | , sand sagebrush | 7 | Map | |
| Compositae | Artemisia frigida | , prairie sagewort | ADAMS, BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, HETTINGER, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, TOWNER, WALSH, WARD, WELLS, WILLIAMS | 1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 12, 13, 14, 17, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 44, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Compositae | Artemisia longifolia | , longleaf wormwood | BENSON, BILLINGS, BOWMAN, BURKE, BURLEIGH, DUNN, EMMONS, GOLDEN VALLEY, GRAND FORKS, GRANT, KIDDER, LOGAN, MCINTOSH, MCKENZIE, MCLEAN, MORTON, MOUNTRAIL, SIOUX, SLOPE, STARK, WILLIAMS | 1, 3, 4, 5, 6, 7, 13, 18, 24, 27, 29, 31, 32, 39, 41, 42, 43, 44, 45 | Map, Photo |
| Compositae | Artemisia ludoviciana | , white sagebrush | ADAMS, BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, HETTINGER, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RENVILLE, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, TOWNER, TRAILL, WALSH, WARD, WELLS, WILLIAMS | 1, 2, 3, 4, 5, 6, 7, 7, 8, 9, 10, 11, 12, 13, 14, 17, 18, 19, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 39, 41, 42, 43, 43, 44, 45, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Compositae | Artemisia scopulorum | , alpine sagebrush | 7 | Map | |
| Compositae | Artemisia serrata | , sawtooth wormwood | 29, 39 | Map | |
| Compositae | Artemisia tridentata | , big sagebrush | BENSON, BILLINGS, BOWMAN, DUNN, EMMONS, GOLDEN VALLEY, MCKENZIE, SLOPE, STARK, WILLIAMS | 1, 3, 5, 6, 7, 18, 24, 27, 29, 32, 39, 41, 42, 43, 45 | Map |
| Aristolochiaceae | Asarum canadense | , Canadian wildginger | CAVALIER, PEMBINA, RANSOM, RICHLAND, SARGENT | 1, 3, 4, 6, 7, 25, 26, 27, 29, 30, 39, 41, 42, 43, 45 | Map, Photo |
| Apocynaceae | Asclepias incarnata | , swamp milkweed | BARNES, BENSON, BOTTINEAU, BURLEIGH, CASS, DICKEY, EDDY, EMMONS, GRAND FORKS, GRANT, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, NELSON, PEMBINA, RAMSEY, RANSOM, RICHLAND, SARGENT, STUTSMAN, TRAILL, WALSH | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 15, 16, 18, 19, 21, 25, 26, 27, 28, 29, 30, 31, 39, 41, 42, 43, 44, 45 | Map, Photo, Photo |
| Apocynaceae | Asclepias involucrata | , dwarf milkweed | 44 | Map | |
| Apocynaceae | Asclepias lanuginosa | , sidecluster milkweed | BILLINGS, DUNN, GRAND FORKS, GRANT, PEMBINA, RANSOM, RICHLAND, SARGENT, STARK, STUTSMAN, WARD | 1, 5, 7, 11, 14, 18, 25, 26, 27, 29, 34, 39, 41, 43 | Map |
| Apocynaceae | Asclepias ovalifolia | , oval-leaf milkweed | BARNES, BENSON, BOTTINEAU, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, EDDY, EMMONS, FOSTER, GRAND FORKS, GRANT, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, PIERCE, RAMSEY, RANSOM, RENVILLE, RICHLAND, ROLETTE, SARGENT, SIOUX, STEELE, STUTSMAN, TOWNER, WALSH, WARD, WELLS, WILLIAMS | 1, 2, 3, 4, 5, 6, 7, 7, 8, 9, 10, 11, 13, 14, 17, 18, 19, 21, 25, 26, 27, 28, 29, 31, 39, 41, 42, 43, 44, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Apocynaceae | Asclepias pumila | , plains milkweed | BARNES, BILLINGS, BOWMAN, EMMONS, GOLDEN VALLEY, GRANT, KIDDER, LOGAN, MCINTOSH, MCKENZIE, MORTON, SIOUX, SLOPE, STUTSMAN | 1, 4, 5, 6, 7, 11, 27, 29, 31, 32, 39, 41, 43, 45 | Map |
| Apocynaceae | Asclepias purpurascens | , purple milkweed | CASS, RICHLAND | 5, 27 | Map |
| Apocynaceae | Asclepias speciosa | , showy milkweed | BARNES, BENSON, BILLINGS, BOTTINEAU, BOWMAN, BURKE, BURLEIGH, CASS, CAVALIER, DICKEY, DIVIDE, DUNN, EDDY, EMMONS, FOSTER, GOLDEN VALLEY, GRAND FORKS, GRANT, GRIGGS, KIDDER, LAMOURE, LOGAN, MCHENRY, MCINTOSH, MCKENZIE, MCLEAN, MERCER, MORTON, MOUNTRAIL, NELSON, OLIVER, PEMBINA, RAMSEY, RANSOM, RICHLAND, ROLETTE, SARGENT, SHERIDAN, SIOUX, SLOPE, STARK, STEELE, STUTSMAN, TOWNER, TRAILL, WALSH, WARD, WELLS, WILLIAMS | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 17, 18, 19, 21, 24, 25, 26, 27, 29, 30, 31, 32, 39, 41, 42, 43, 45 | Map, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo, Photo |
| Apocynaceae | Asclepias stenophylla | , slimleaf milkweed | BURLEIGH | 4 | Map, Photo |
| Apocynaceae | Asclepias sullivantii | , prairie milkweed | CASS, RANSOM, RICHLAND, SARGENT | 1, 5, 25, 26, 29, 35, 39, 41, 43 | Map |
| Apocynaceae | Asclepias syriaca | , common milkweed | BARNES, BENSON, BOTTINEAU, BURLEIGH, CASS, CAVALIER, DICKEY, EDDY, EMMONS, GRAND FORKS, GRIGGS, KIDDER, LAMOURE, LOGAN, MCINTOSH, MCLEAN, MERCER, MORTON, OLIVER, PEMBINA, RAMSEY, RANSOM, RENVILLE, RICHLAND, SARGENT, SHERIDAN, STEELE, STUTSMAN, TOWNER, TRAILL, WALSH, WARD, WELLS | 1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 14, 17, 19, 21, 25, 26, 27, 28, 29, 30, 31, 36, 39, 41, 42, 43, 44, 45 |
