98 LEGUMINOS^E. (PCLBE FAMILY.) 



4. A. Tennesseensis, Gray. Villous with white hairs ; stems pros- 

 trate or ascending; leaflets abdut 20, oblong or linear-oblong, obtuse or emar- 

 ginate, smooth above,, more or less hairy beneath ; stipules ovate-lanceolate, 

 adnate to the petioles; peduncles as long as the leaves; racemes somewhat capi- 

 tate, IO-15-flowered ; calyx-teeth subulate, much shorter than the tube; legume 

 oblong, curved, thick and fleshy, reticulate-rugose when dry, 2-eelled, many- 

 seeded, at length smoothish. — Hills near Nashville, Tennessee, Lesquereax,ani 

 Lagrange, Alabama, Prof. Hatch. March and April. 1J. — Stems 4' -6' long. 

 Flowers 8"- ( J" long, apparently purple. 



* * Legume lcel/ed ; the ventral suture thickened and sometimes slightly inflexed. 



5. A. villosus, Michx. Villous and hoary ; stems prostrate ; leaflets 

 about 13, oval or oblong, commonly emarginate ; stipules lanceolate, peduncles 

 as long as the leaves ; racemes ovate, dense-flowered ; calyx-teeth longer than 

 the tube legume oblong, curved, 3-angled, even, I -celled. (Phaca villosa, 

 Nutt.) — Dry pine barrens, Florida to South Carolina. April and May. 1J. — 

 Stems 4' - 6' long. Flowers small, dull yellow. 



18. VICIA, Tourn. Vetch. Tare. 



Calyx tubular, 5-clcft, the two upper teeth usually shorter. Style filiform, 

 hairy at the apex, or on the side facing the keel. Legume 2- many-seeded, 2- 

 valved. Seeds orbicular. Cotyledons thick. — Slender climbing herbs. Leaves 



pinnate; the petiole terminating iu a tendril. Stipules mostly semi-sagittate. 

 Flowers axillary. 



* Peduncles shorter than the leaves, 1 - 2 flowered. 



1. V. sativa, L. (Vetch or Take.) Pubescent; stem simple; leaflets 

 10- 12, varying from obovate-oblong to linear, emarginate; flowers by pairs, 

 nearly sessile, pale purple; legume linear, several-seeded. — Cultivated ground*. 

 Introduced. © — Corolla i' long. Stem 1°- 2° long. 



2. V. micrantha, Nutt. Smooth; leaflets 4 - f>, linear, obtuse or barely 

 acute; peduncles 1-2-flowcred ; flowers minute, pale blue ; legume sabre-shaped, 

 4 - LO-secdcd. — Banks of rivers and shaded places, West Florida to North Ala* 

 bama, and westward. April, (j) — Stems 2° - 3° long. Seeds black. 



* * Peduncles commonly longer than tin- leaves, 3 - many •flowered. 

 8. V. hirsuta, Koch. Hairy; leaflets 12-14, oblong-linear, truncate; 

 peduncles 3 -6-flowcred, about as long as the leaves, calyx-teeth equal ; flowers 

 small, bluish-white ; legume short, oblong, 2-seeded. (V. Mitchelli, Baf. Er> 



vum hirsutum, /..) — Cultivated ground, introduced. April and May. 



4. V. acutifolia, Ell Smooth ; leaflets about 4, linear or rarely oblong 1 , 

 acute or truncate; peduncles t B-flowered, usually longer than the leave-; 

 flowers pale blue, the keel tipped with purple ; legume linear, 4 - 8-eeeded. — 

 Damp soil near the coast, Florida and Georgia. March -May. \ — Stems 

 angled, 2° - -i' 1 long, branchin • 



6. V. Caroliniana, Walt. Smoothish; leaflets B-12, linear or linear- 

 oblong, obtu eorbai Ij acute; stipules small, Bubulate; peduncles many-flow- 



