VETCH FAMILY. 565 
pees bald prairies. June 20. Flowers bright rose-purple, or rather pink. 
are. 
The plant from Russellville, with the spikes more lax and the calyx with a longer 
shining silvery pubescence. An ornamental plant worthy of cultivation. 
é type loeeity: “About Nashville and Lavergne, Teun.” Also collected ‘at Russell- 
ville, Ala. 
Herb. Geol. Surv. Herb. Mohr. 
Kuhnistera purpurea (Vent.) MacMillan, Metasp. Minn. Vall. 329. 1892. 
PURPLE PRAIRIE CLOVER. 
Datlea purpurea Vent. Jard. Cels. t. 40. 1800. 
Petalostemon violaceus Michx. Fl. Bor. Am. 2:50, t. 37, f.2. 1803. 
Gray, Man ed.6,132. Coulter, Contr. Nat. Herb. 2:79. Chap. Fl. ed. 3, 101. 
Alleghenian to Louisianian area. Canada; northwestern plains to Saskatchewan; 
Manitoba, Nebraska, Minnesota to Missouri, south from Tennessee to Arkansas aud 
northwestern Texas. 
ALABAMA: Prairie region. Autauga County. Adventive from the West (1. 4. 
Smith, July, 1874). Sole locality known in the State. 
Type locality not ascertained. 
Herb. Geol. Surv. Herb. Mohr. 
Kuhnistera pinnata (Walt.) Kuntze, Rev. Gen. P].1:192. 1891. 
PINE-BARREN PRAIRIE CLOVER. 
Anonymos pinnata Walt. Fl. Car. 103. 1788. 
Kuhnistera carolinensis Lam. Encyel. 3:370. 1789. 
Petalostemon corymbosns Michx. F 1. Bor. Am. 2:50. 1803. 
Ell. Sk. 2:176. Chap. FJ. 93. 
Louisianian area. Florida through the coast region to North Carolina, west to 
Mississippi. ae 
ALABAMA: Lower Pine region. Dry sandy pine barrens. Washington, Monroe, 
Baldwin, and Mobile counties. Flowers white, July, September; fruit ripe October. 
Frequent. 
Type locality: South Carolina. 
Herb. Geol. Surv. Herb. Mohr. 
INDIGOFBRA L. Sp. Pl. 2:751. 1753. 
Two hundred and twenty species, of tropical and subtropical regions, Asia, Ceu- 
tral and South Africa, Mexico, South America. North America, 2. 
Indigofera caroliniana Walt. Fl. Car. 187. 1788. Wixp INvIGo. 
Ell. Sk. 2:244. Chap. FI. 96. 
Louisianian area. Coast of North Carolina to Florida, west to western Louisiana 
(Hale). 
ALABAMA: Central Prairie region. Exposed sancy banks. Montgomery County, 
on Pentulalla Creek, July, 1880. Flowers yellowish brown, June. Infrequent. 
Type Jocality : South Carolina. 
Herb. Geol. Surv. Herb. Mohr. 
Indigofera miniata Ort. Hort. Matr. Dec. 98. 1797-1800. 
VERMILION-FLOWERED INDIGO. 
CuBa. : 
ALABAMA: Fugitive on ballast. Mobile, September, 1892, with seed well matured. 
Not observed since. 
Type locality doubtless Cuban. 
Herb. Geol. Surv. Herb. Mohr. 
Indigofera tinctoria L. Sp. Pl. 2:1061. 1753. INDIGO, 
ALABAMA: Mobile. An escape from the plantations of the earliest settlers. 
‘Type locality: ‘‘ Hab. in India.” 
Herb. Geol. Surv. 
CRACCA L. Sp. Pl. 2:752. 1753. Goat's RuE.! 
(TEPHROSIA Pers. Syn. 2:328. 1803.) 
One hundred and twenty species; perennial herbs, mostly in warmer regions. 
Eastern Asia, tropical South Africa. West Indies, Sonth America. Eastern North 
America 14, mostly southern. 
! Anna M. Vail, Review of North American Species of the Genus Cracca, Bull. Torr. 
Club, vol. 22, pp. 25 to 36. 1895. 
