VETCH FAMILY. 579 



Ampldcarpa monoica Ell. Jonrn. Acad. Phila. 1 : 373. 1817. 



Ell. 8k. 2 : 232. Gray, Man. ed. (>, 14(J. Chap. Fl. 107. Britt. & Br. 111. Fl. 2 : 235. 

 Alleglienian to Louisianian area. New Brunswick to Manitoba; New England 

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



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

 white, September. Not common. 



Type locality: "Hab. in Virginiae madidis unibrosis." 

 Herb. Geol. Surv. Herb. Mohr. 



Falcata pitcher! (Torr. & Gray) Kuntze, Rev. Gen. PI. 1 : 182. 1891. 



PITCHER'S HOG PEANUT. 



Ampliicarpaea pitcheri Torr. & Gray, Fl. N. A. 1 : 292. 1838. 



Gray, Man. ed. 6, 146. Britt. & Br. 111. Fl. 2 : 235. 



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



ALABAMA: 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 leaflets, and closer racemes 

 approaching the last. 



Type locality : " Red River, Arkansas, Dr. Pitcher!" 



APIOS Moench, Meth. 165. 1794. 



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

 Apios apios (L.) MacMillan, Bull. Torr. Club, 19 : 15. 1892. GROUNDNUT. 



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 Coast plain. Low damp thickets, borders of 

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

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

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



Type locality : " Hab. in Virginia." 



Herb. Geol. Surv. Herb. Mohr. 



ERYTHRINA L. Sp. PL 2 : 706. 1753. 



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

 tropical America. Atlantic North America, 1. 



Erythrina herbacea L. Sp. PL 2 : 706. 1753. CORAL PLANT. 



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



Louisianiau 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 (E. A. Smith). Escambia County, Flomatou. Washington 

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

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

 a thick tuberous root. 



Type locality: "Hab. in Carolina, Mississippi." 



Herb. Geol. Surv. Herb. Mohr. 



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



About 30 species, warmer regions of both hemispheres, mostly tropical American. 

 South Atlantic North America, 1. 



Vigiia luteola ( Jacq.) Benth. in Mart. Fl. Bras. 15, pt. 1 : 194, t. '50, f. ,?. 1859-62. 



Dolichos luteolus Jacq. Hort. Vinci. 1: 39, t. 90. 1770. 



Vigna (jlabra Savi in DC. Prodr. 2 : 401. 1824. 



Ell. Sk. 2:231. Chap. Fl. 1C6. Griseb. Fl. 195. 



WEST INDIES, MEXICO TO BRAZIL, PERU. 



Louisianian area. Coast South Carolina to Florida, west to Texas. 



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

 marshes in the tide-water district. Mobile and Baldwin counties.- Flowers yellow. 

 May to September ; frequent. Perennial. 



