VOL. II.] 



PEA FAMILY. 



327 



4. Vicia Caroliniana Walt. Carolina 

 Vetch. (Fig. 2207.) 



I'icia Caroliniana Walt. Fl. Car. 182. 1788. 

 1'icia parviflora Michx. Fl. Bor. Am. 2: 69. 

 1803. 



Perennial, glabrous or nearly so, trailing 

 or climbing, slender, 2-3 long. Stipules 

 linear or oblong, entire, 2 // ~3 // long; leaves 

 short-petioled; leaflets S-iS, oblong or linear- 

 oblong, entire obtuse or emarginate, or some- 

 times acutish and mucronate, 6 // -io // long, 

 i| / 2 // -5 // wide; peduncles equalling or shorter 

 than the leaves; racemes loosely 8-2o-flow- 

 ered; flowers nearly white, 4 // ~5 // long, the 

 keel bluish-tipped; pod glabrous, 8 // -i4 // 

 long, short-stalked, 5-S-seeded. 



River-banks and cliffs, Ontario to Minnesota, 

 south to Georgia, Kentucky, and Kansas (accord- 

 ing to S. Watson). Ascends to 3500 feet in Vir- 

 ginia. May-July. 



6. Vicia Ludoviciana Xutt. Lou- 

 isiana Vetch. (Fig. 2209.) 



I'icia Ludoviciana Xutt.: T. & G. Fl. N. A. i: 

 271. iS 



Perennial, glabrous, or the young parts 

 pubescent; stem rather stout, angled, i}4- 

 3 long. Leaflets 4 or 5 pairs, elliptic, oval 

 or obovate, thin, 6 // -io // long, 2 // -4 // wide, 

 obtuse or emarginate; stipules very narrow, 

 rarely over 3" long, linear, or half-sagittate; 

 peduncles shorter than the leaves, or about 

 equalling them, 2-6-flowcred (rarely i- 

 flowered); flowers 3 // -4 // long, bluish; pod 

 i' long, or rather more, 3 // -5 // wide, gla- 

 brous, 4-6-seeded, the seeds compressed. 



Kansas (?), Texas and Louisiana to Florida. 

 April-May. 



5. Vicia micrantha Nutt. Small-flow- 

 ered Vetch. (Fig. 2208.) 



/ 'icia micrantha Nutt.; T. & G. Fl. N. A. I: 271. 

 1838. 



Perennial (or sometimes annual ?) glabrous, 

 stems very slender, i-2 long. Leaflets 2-5 

 pairs, narrowly linear to linear-oblong, thin, 

 y t '-\y-t f long, i // -2 // wide, obtuse, acutish or 

 cmargiuate, or those of the lower leaves obo- 

 vate, oval, or even obcordate, usually shorter; 

 peduncles 4"- 1 5" long, i-2-flowered; flowers 

 2 // -3 // long, purplish; pod slightly pubescent, 

 or glabrous, about i' long, 2>" wide, 6-12- 

 seeded; seeds compressed. 



On prairies and in thickets, Missouri to Ten- 

 m-sst-e, Alabama and Texas. April-May. 



