| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|
| Fabaceae | Astragalus bibullatus | Pyne's Ground-plum | Calcareous glades. | Endemic to c. TN (Barneby & Bridges 1987). | |
| Fabaceae | Astragalus brazoensis | Brazos Milkvetch | Coastal prairie, stream margins, roadsides, and other disturbed areas. | S. and se. TX and Mexico (COA, DGO, SLP, TAM, ZAC). | |
| Fabaceae | Astragalus canadensis var. canadensis | Canada Milkvetch | Forests, woodlands, streambanks, rocky slopes and bluffs, prairies. | Ranging through much of North America, from QC and Hudson Bay west to BC, south to GA, TX, NM, and CA; also apparently disjunct in Siberia. | 
|
| Fabaceae | Astragalus crassicarpus var. berlandieri | Berlandier's Ground-plum | Prairies. | E. and c. TX. | 
|
| Fabaceae | Astragalus crassicarpus var. crassicarpus | Purple Ground-plum | Prairies, rocky woodlands, roadsides. | WI, MN, MB, SK, AB south to AR, sc. TX, NM, and Mexico. | 
|
| Fabaceae | Astragalus distortus var. distortus | Ozark Milkvetch, Bent Milkvetch | Shale barrens and other dry, shaley places, westwards in a variety of dry open and wooded habitats. | A. distortus is interpreted by Barneby (1964) (and followed by Cronquist [1991] and Isely [1990]) to consist of 2 varieties: var. distortus, occurring in the s. Midwest from IL, MO, and OK south to MS, LA, and AR, and disjunct in n. and sc. VA, e. WV, and w. MD, and var. engelmannii (Sheldon) M.E. Jones, of TX and ne. LA | 
|
| Fabaceae | Astragalus distortus var. engelmannii | Engelmann's Milkvetch | Open pine or oak woodlands. | AR, TX, and w. LA; disjunct eastward in MS (?) (NatureServe 2007). | 
|
| Fabaceae | Astragalus emoryanus var. emoryanus | | | S. TX, w. TX, NM, and s. UT south to Mexico. | |
| Fabaceae | Astragalus glycyphyllos | Licorice Milk-vetch, Fitsroot | Waif on ballast. | Native of Europe. | 
|
| Fabaceae | Astragalus gracilis | Slender Milkvetch | Calcareous soils. | ND, SK, and MT south to sc. OK, Panhandle TX, and c. NM. | |
| Fabaceae | Astragalus hamosus | | Waif on ore piles. | Native of Mediterranean Europe, n. Africa, and w. Asia. | 
|
| Fabaceae | Astragalus leptocarpus | Slim-pod Milkvetch | | Sw. AR and s. OK south to sw. LA and e. and s. TX. | 
|
| Fabaceae | Astragalus lindheimeri | Lindheimer's Milkvetch | Rocky or sandy prairies hills, bluffs, open disturbed areas. | C. and w. OK south to e., sc., and w. TX. | |
| Fabaceae | Astragalus lotiflorus | Lotus Milkvetch | Prairies, bluffs, wooded canyons. | MN, MB, SK, AB, and BC south to TX and NM. | 
|
| Fabaceae | Astragalus michauxii | Sandhill Milkvetch, Michaux's Milkvetch | Longleaf pine sandhills, in loamy, clayey, or sandy areas. | Sc. NC south through SC to GA, a Southeastern Coastal Plain endemic (reports from AL and FL are in error) | 
|
| Fabaceae | Astragalus missouriensis var. missouriensis | Missouri Milkvetch | Prairies, bluffs, ravines. | MB, SK, and AB south to TX, NM, AZ, and (?) Mexico. | |
| Fabaceae | Astragalus mollissimus var. mollissimus | Woolly Locoweed | Prairies, hillsides, stream valleys. | Sw. SD and se. WY south to nc. TX, w. TX, and NM. | 
|
| Fabaceae | Astragalus neglectus | Cooper's Milkvetch | Dry calcareous woodlands and barrens, over dolostone and limestone. | Se. ON west to se. SK and ne. ND, south to w. NY, ne. PA, c. PA, n. OH, s. MI, se. WI, and e. SD; disjunct in w. VA and e. WV (Wieboldt et al. 1998). | 
|
| Fabaceae | Astragalus nuttallianus var. austrinus | | Dry, rocky or sandy prairies. | S. KS, s. CO and n. AZ south to s. TX and Mexico. | 
|
| Fabaceae | Astragalus nuttallianus var. nuttallianus | Nuttall’s Milkvetch | Blackland prairies. | W. AR, s. KS, and n. TX south to sw. LA, s. TX, and Mexico; disjunct in w. AL (Keener 2013). | |
| Fabaceae | Astragalus nuttallianus var. trichocarpus | | {habitats}. | OK and NM south to e. TX, s. TX, and Mexico. | |
| Fabaceae | Astragalus nuttallianus var. zapatanus | | | S. TX and TAM. | |
| Fabaceae | Astragalus obcordatus | Florida Milk-vetch | Longleaf pine sandhills. | S. MS south to c. peninsular FL | |
| Fabaceae | Astragalus plattensis | Platte River Milkvetch | Sandy or rocky prairies. | ND and MT south through SD, WY, NE, KS, CO, and OK to sc. TX. | |
| Fabaceae | Astragalus pleianthus | | Blackland prairies, woodlands. | E. and c. TX. | |
| Fabaceae | Astragalus racemosus var. racemosus | Cream Milkvetch | Prairies. | MN, ND, s. SK, and se. MT south to n. TX and NM. | |
| Fabaceae | Astragalus reflexus | Texas Milkvetch, Drooping Milkvetch | Prairies on calcareous clay soils. | Nc. to s. TX. | |
| Fabaceae | Astragalus soxmaniorum | Soxman's Milkvetch | Longleaf pinelands, other woodlands. | S. AR south to w. LA and e. TX. | 
|
| Fabaceae | Astragalus tennesseensis | Tennessee Ground-plum | Calcareous glades. | N, n. AL, n. IL (and formerly c. IN, and possibly MO). | 
|
| Fabaceae | Astragalus trichocalyx | Ozark Ground-plum, Cream Ground-plum | Glades, barrens, woodlands, and prairies, often over calcareous substrates. | IL south and west through MO, AR, and se. KS to nc. LA, ne. TX, and OK. | 
|
| Fabaceae | Astragalus villosus | Bearded Milkvetch, Southern Milkvetch | Longleaf pine sandhills and other dry, sandy places. | A Southeastern Coastal Plain endemic: s. SC south to Panhandle FL, west to s. MS. | 
|
| Fabaceae | Astragalus wrightii | Wright's Milkvetch | Rocky hills over limestone. | E. TX west to trans-Pecos TX. | |