190 PAPILIONACEAE 



21. FALCATA Gmel. 

 1. Palcata comosa (L. ) Kuntze. Wild or Hog Pea-nut. (Man. 

 p. 569; I. F./. 222J.) Moist thickets, N. B. to Fla., west to Lake Su- 

 perior, Neb. and La. — Pennsylvania : Northampton; Bucks; Dela- 

 ware; Chester; Lancaster; Luzerne; Franklin; Erie; Alle- 

 gheny. 



22. BRADBURY A Raf. 



1. Bradburya Virglniana (L. ) Kuntze. Spurred BuTTerfly-Pea. 

 (Man. p. 568 ; I. F. / 2223. ) Dry sandy soil, N. J. to Fla., west to Ark. 

 and Tex. — Pejtnsylvania : Locally escaped from gardens in the south- 

 eastern counties. 



23. CLITORIA L. 



1. Clitoria Mariana L. Butterfly-Pea. (Man. p. 569 ; I. F. /. 

 2224.) Dry soil, N. J., south to Fla., west to Mo. and "[es..— Pennsylva- 

 nia : Philadelphia, on the Wissahickon ; Lancaster. 



24. APIOS Moench. 

 1. Apios Apios (L.) MacM. Ground-nut. (Man. p. 569; I. F. /. 

 222/.) In moist ground, N. B. to Fla., west to western Ont., Minn., 

 Kans. and La. — Pennsylvania : Northampton ; Bucks ; Delaware ; 

 Chester ; Lancaster ; Luzerne ; York ; Perry ; Crawford ; Alle- 

 gheny. 



25. PHASEOLUS L. 



1. Phaseolus polystachyus (L. ) B.S.P. Wild Bean or Bean Vine. 

 (Man. p. 571 ; I. F. _/. 2234.) In thickets, Can. south to Fla., west to 

 Minn., Neb. and La. — Pennsylvania: Northampton; Bucks; Ches- 

 ter ; Lancaster ; Dauphin ; Erie, Presque Isle ; Delaware. 



26. STROPHOSTYLES Ell. 

 Leaflets with mainly lobed blades : pods 5-8 cm. long. i. S. helvola. 



Leaflets with mainly entire blades : pods 2-5 cm. long. 2. 5. umbellata. 



1. Strophostyles helvola (L.) Britton. Trailing Wild Bean. 

 (Man. p. 571 ; I. V.f. 2235.) In sandy soil, eastern Mass. to Fla., west 

 to Tex. Also from Quebec to Minn, and south in the Miss. Valley. — 

 Pennsylvania : Northampton, Bethlehem ; Bucks ; Philadelphia ; 

 Chester ; Erie, Presque Isle ; Delaware. 



2. Strophostyles umbellata (Muhl. ) Britton. Pink Wild Bean. 

 (Man. p. 571 ; I. F.y. 2236.) In sandy soil, L. I- to Fla., Ind. and La. 

 Petitisylvania : — Bucks ; Delaware ; Chester ; Lancaster. 



27. VICIA L. 



A. Flowers in racemes or spikes terminating elongated peduncles, 

 a. Plants perennial : native species. 

 Raceme densely many-flowered. 

 Standard with the claw and blade of about equal length. 



I. V. Cracca. 

 Standard with the claw \i the length of the blade. 2. V. villosa. 

 Racemes lax, relatively few-flowered. 



