VETCH FAMILY. 579 



Amphicarpa monoica Ell. Jonrn. Ai ad. Phila. 1 : 373. 1817. 



Ell. 8k. 2:232. Gray, Man. ed. (i. 14(1. Chap. Fl. 107. Britt. & Br. 111. Fl. 2 :23.5. 

 AUeglienian to Louisianian area. New lininswick to Manitoba; New England 

 west to Nebraska and Kansas, sonth to Florida, west to Arkansas. 



Alabama: Mountain region, damp thickets. Dekalb County, Mentone. Flowers 

 white, September. Not common. 



Type locality: " Hab. in Virginiae madidis umbrosis."' 

 Herb. Geol. Surv. Herb. Mohr. 



Falcata pitcheri (Torr. & Gray) Kiintze, Eev. Gen. PL 1 : 182. 1891. 



Pitciiek'.s H<)<} Peanut. 



Amphicarpaea pitclieri Torr. & Gray, Fl. N. A. 1 : 292. 1838. 



Gray, Man. ed. 6, 116. Britt. & Br. 111. Fl. 2 : 235. 



Carolinian and Louisianian areas. Indiana, north Louisiana, and east Texas. 



Alab.vma : Metamorphic hills. Cleburne County {Dr. E. A. Smith). August ; rare. 



Our specimens differ from the plant west of the Mississippi in their more slender 

 and less densely hirsute stems, smaller and thinner leadets, and closer racemes 

 api)roaching the last. 



Type locality: " Red River, Arkansas, Dr. Pitclierl" 



APIOS Moench, Meth. 16.5. 1794. 



Five species. Japan, China, Himalayan India, Eastern North America. 

 Apios apios (L.) MacMillan, BulL Torr. Club, 19 : 15. 1892. Gkoundnut. 



Glycine apios L. Sp. PI. 2 : 753. 1753. 



Apios tuberosa Moench, Meth. 165. 1794. 



Ell. Sk. 2:232. Gray, Man. ed. 6, 144. Chap. Fl. 105. 



Alleghenian to Louisianian area. New Brunswick, Quebec, Ontario; southern 

 New England west to Dakota, Missouri, Kansas, and Nebraska, south from New 

 York to Ohio Valley, Florida, and the eastern Gulf States; Louisiana to Arkansas. 



Alabama: Mountain region to Const pLiin. Low damp thickets, borders of 

 woods. Clay County, Shinbone Valley, 1,000 feet. Cullman County. Winston 

 Coiiuty, Colliers Creek, 1,200 feet. Madison County, Montesano. Mobile County, 

 river swamp. Flowers blue; July to September. Frequent. Perennial. 



Type locality : " Ilab. in Virginia." 



Herb. Geol. Surv. Herb. Mohr. 



ERYTHRINA L. Sj). PI. 2 : 706. 17.53. 



About 30 species, tropical and subtropical regions both hemisplicres, largely of 

 tropical America. Atlantic North America, 1. 



Erythrina herbacea L. Sp. PI. 2 : 706. 1753. Cokax Plant. 



Ell. Sk. 2:190. Chap. Fl. 107. 



Louisianian area. South Carolina to Florida, west to Mississippi. 



Alabama : Lower Pine region to Coast plain. In dry close soil. Margin of woods, 

 copses. Clarke County (-K. A. Smith). Escambia County, Flouuiton. Washington 

 CoTinty, Yellowpine. Mobile County. Flowers carmine, May; fruit ripe Septem- 

 ber, seeds scarlet. Not infrequent throughout the Coast Pine belt. Perennial irom 

 a thick tuberous root. 



Type locality: "Hah. in Carolina, MissLssippi." 



Herb. Geol. Surv. Herb. Mohr. 



VIGNA Savi, in DC. Prodr. 2:401. 1824. 



About 30 species, warmer regions of botli liennspheres, mostly tropical American. 

 South Atlantic North America, 1. 

 Vigaa luteola (Jacq.) Benth. in Mart. Fl. Bras. 15, pt. 1 : 194, t. f^d,/. ,?. 18.59-62. 



Jlolichos hiteohis Jacq. Ilort. X'lud. 1: 39, /. 90. 1770. 



I'it/na f/labra Savi in DC. Prodr. 2 : 401. 1824. 



Ell. Sk. 2:231. Chap. Fl. 106. Griseb. Fl. 195. 



West Indies, Mexico to Brazil, Peru. 



Louisianian area. Coast South l^arolina to Florida, west to Texas. 



ALABAMA: Coast plain. Low hanks of rivers, borders of fresh and brackish 

 marsbes in the tide-water district. IMobile and Baldwin counties. Flowers yellow. 

 May to September ; frequent. Perennial. 



