LEGUMIXOSJE. (PULSE FAMILY.) 107 



oblong, obtuse or emarginate ; stipules ovate-lanceolate ; peduncles as long as 

 the leaves ; racemes short, 10- 15-flowered; calyx teeth subulate ; legume ob- 

 loug, curved, thick and fleshy, many-seeded. North Alabama and Tennessee. 

 March -April. 2/ Steins 4' -6' long. Flowers 8" -9" long, apparently 

 purple. 



* * Legume l-celled: the ventral suture thickened and sometimes slightly inflexed. 

 6. A. villosus, Miclix. Villous and hoary; stems prostrate; leaflets 

 al M>ut 13, oval or oblong, commonly emarginate ; stipules lanceolate ; peduncles 

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

 the tube; legume oblong, curved, 3-augled, l-celled. Dry pine barrens, 

 Florida to South Carolina. April - May. y. Stems 4'- 6' long. Flowers 

 small, dull yellow. 



17. VICIA, Tourn. VETCH, TARE. 



Calyx tubular, 5-cleft, 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 in a tendril. Stipules mostly semi- 

 sagittate. Flowers axillary. 



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



1. V. sativa, L. (VETCH or TAUE.) Pubescent; stem simple; leaflets 

 10- J2, varying from obovate-oblong to linear, emarginate; flowers by pairs, 

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

 grounds. Introduced. (T) Corolla V long. Stem l-2loug. 



2. V. micrantha, Nutt. Smooth; leaflets 4-6, linear, obtuse or barely 

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

 shaped, 4- 10-seeded. Banks of rivers and shaded places, Florida to North 

 Alabama, and westward. April. (T) Steins 2 -3 long. Seeds black. 



* * Peduncles commonly longer titan t/ie leaves, 3 mam/ -flowered. 



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

 peduncles 3 - 6-flowered, about as long as the leaves ; calyx teeth equal ; flow- 

 ers small, bluish white ; legume short, oblong, 2-seeded. Cultivated ground. 

 Introduced. April - May. 



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

 acute or truncate; peduncles 4- 8-flowered, usually longer than the leaves; 

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

 Damp soil near the coast. March -May. 1J. Stems angled, 2 - 4 long, 

 branching. 



o 



5. V. Caroliniana, Walt. Smoothish; leaflets 8-12, linear or linear- 

 oblong, obtuse or barely acute ; stipules small, subulate ; peduncles many- 

 flowered; calyx teeth shorter than the tube; flowers nearly white, the keel 

 tipped with blue; legume oblong, several-seeded. Dry open woods, chiefly 

 in the upper districts. April -May. 11 Stems 3 -4 long, branching. 

 Flowers 4" -6" long. 



6. V. Ludoviciana, Nutt. Smoothish; leaflets 10-15, elliptical, rounded 

 or emarginate at the tip ; peduncles 2 - 4-flowered, flowers small, pale blue ; 



