CLASS XVII. ORDER X. 83 



bular : legume linear, very long, acuminate. 32. 

 93 — virginiana, (butterfly-weed) leaves ternate ob- 

 long pubescent, calyxes twinned. h.——maria7ia^ 

 leaves ternate, calyx cylindric, bracts lance-linear. 

 w-p. 



Galactia. Calyx 4-toothed, 2-bracted : petals 

 all oblong, banner broader incumbent : stigma ob- 

 tuse : legume terete i seed roundish. 32. 93.— 

 'glabella (milk-way plant) glabrous, leaves oblong- 

 ovate somewhat emarginate. 2/. p. 



Glycine. Calyx 2-lipped, the tooth of the low- 

 er lip longest : the end of the keel curling upwards, 

 and, in appearance, pushing back the banner: style 

 incurved with the keel : legume oblong compress- 

 ed. 'o2» 93. — angulata^ (wild bush- bean) leaves ter- 

 nate, side ones 2-lobed, end one ovatish. w-p 



monoica (pea-vine or wild liquorice) stem twining, 

 hairy, leaves ternate ovate. 0. b-w. — afiios (ground- 

 nut) pinnatilid leaves with 7 lance-ovate leafets, 

 stem twining, root tuberous. H . p» 



Galega. Calyx with subulate teeth nearly 

 equal : legume torulose, teretish. (Very glabrous 

 pinnate leaves.) 32. 93. — virginica (goat's rue) 

 ealyx woolly, leafets oval oblong. 2/. p. 



3. Legumes feiif-seeded, 



Medicago. The keel deflected from the di- 

 rection of the banner: legume compressed, coch- 

 leate. 32. 93. — saliva (lucerne clover) leafets ob- 

 long toothed, peduncles racemed. 1/.. b. e — lu/iu- 

 lina^ procumbent, leafets obovate, legume reniform 

 1 -seeded. % . y — maculata^ leafets obcordate tooth- 

 ed, stipules toothed. Q. y. 



Astragalus. Calyx 5-toothed : keel obtuse : 

 legume somewhat 2-celled, incurved at the suture 

 below. 32. 93. — canadensis (milk vetcli) spreading, 

 leafets (about 21) glabrous, legume sub- cylindric. 



H 2 



