LEGUMINOS.K. (iTI-SK FAMILY.) 127 



■*- Ca/ijx-teeth s'dkij-pbininse, loii(/rr tfinn flic ir/iltis/t ruml/n : root nnivtal. 



1. T. AUVEXSK, L. (Uabbit-foot or Stone Clovek.) Silky, branch- 

 iti": (5'- 10' high); leaflets obhinceolate ; heads becoiniti<|^ very soft-silky and 

 grayish, oblong or eylindrical. — Old fields, &c. (Nat. Ironi Eu.) 



t- •*- Calyx scaialy luilnj except a benrded rin</ in the throat, shorter than the rose.- 

 pitrple tloii(/(il(d-lubuiar corolla. (K>horl-lictd perennials : Jluwers sweet-scented.) 



2. T. PRATESSE, L. (Red C.) Stems ascending, somewhat hairy ; /e»(/?-^<s 

 oral or obocate, often notched at the end and marked on the upper side with a 

 pale spot; stipules broad, bristle-pointed; heads ovate, sessile. — Fields and mead- 

 ows ; largely cultivated. (Adv. from Eu.) 



.3. T. .MEun;M, L. (Ziczag C.) Stems zigzag, smoothish ; leaflets Mong, 

 entire, and spotless ; heads mostly stalked ; flowers deeper ])urple, otherwise too 

 like the last. — Dry hills, E. Massaehusnts. (Adv. from Eu.) 



* * Flowers pedicellcd in umbel-like round In ads on a naked pedumle, their short pedi- 

 cels reflexed when old : corolla white or i ose-color, wilheriny-ptrsistent and turn- 

 in(j brownish infadiritj ; the tubular portion short. 



4. T. refldxum, E. (Blffalo C.) Annual or biennial ; sto«s <Kcen(//n(7, 

 doiniy : Idijhts ohonitc-oblon;/, finely toothed; stii)ules thin, ovate; calyx-teeth 

 hairy; jiods 3 - 5-seeded. — Western New York (rare) to Illinois and south- 

 ward. — Heads and flowers larger than in No. 2 : standard rosc-rcd ; wings and 

 keel wjiitish. 



5. T. Stoloniferum, Muhl. (Running Riffalo-C.) Smooth, peren- 

 luid ; stems uilli luny runners from the base; luijhts broadly oborale or obcoidale, 

 minutely toothed ; heads l6os6'; pods 2-seeded. — Open woodlands and prairies, 

 Ohio to Rlinois, lu'utucky, and westward. — Flowers white, tinged with purj)Ie. 

 Probably a variety of the last. 



6. T. repens, E. (White C.) Smooth, i)crennial ; the slender stems 

 spreading and creeping ; leaflets inversely heart-shaped or merely notched, obscurely 

 toothed ; stipules scale-like, narrow ; petioles and especially the peduncles very 

 long ; heads snuill and loose ; calyx much shorter than the white corolla ; ])ods 

 about 4-secded. — Fields and cojjses, everywhere. Here probably introduced, 

 but indigenous northward. 



"• T. Carolini^uum, Mi(hx. (Cauoiina C) Somewhat pubescent 

 small \wYt-\m\\\\, pronunhint , in tups ; leaflets wedge-obovate and slightly notched ; 

 stipules ovate, foliaceous ; heads small on slender peduncles; calyx-teeth lance- 

 olate nearly equalling the purplish corolhi ; standard jmiutrd : ])ods 4-seeded. — 

 Nat. from Southern States in waste grounds bchnv I'liiladtljiliia (C. E. Smith); 

 probably wild in S. Virginia. May. 



* * * Flowers short -pedicel led in close heads, rrflrxed when old : conJIn yellow, per- 

 sistent, turning dry and chest utit -brown with ar/e, the standard becoming hood- 

 shnprd: anntuds, fl. in siimmir. 



7. T. A(ii{,\Kn-M, E. (Ykm.ow or Hop-C.) Smoolhish, somewhat up- 

 right (C- 12' high) ; leaflets olmcte-ohloug, nil three from the .-lamr jmint (palmate) 

 and nearly sessile ; stipules narrow, cohering with the petiole for more than half its 

 length. — Sandy fields, ^lassachusetts to Virginia. (Nat. from Eu.) 



