92 DICOTYLEDONOUS PLANTS. 



2. P. direr stfotius Pers. : stem prostrate ; leafets ovate, angular, 2 

 3-lobed ; peduncles angled, longer than the leaves ; flowers in heads ; 

 bracts ovate ; legumes linear, terete, subpendulous, pubescent. P. tri- 

 lobus Mich. Strophostyles anguLosa EU. Torr. Glycine anguLosa, Muhl. 

 in Wtild. 



HAB. Woods. N. J. to Car. Aug. Stem prostrate and a 

 little scabrous. Flowers 8 14 at the summit of a peduncle 4 C 

 inches long, purple. Seeds reniform-cylindrical. 



3. P. hdrohts Linn. : climbing or prostrate ; leafets deltoid-oblong, 

 subsinuate ; peduncles longer than the leaves, 3-flowered at the top ; 

 wings expanding, very large ; legume erect. Strophostyles hclvola Ell, 

 TVrr. 



HAB. Sandy fields. N. Y, to Car. W. to Miss. July, Aug, 

 If. Stem branching. Flowers purple. 



P. rrrillatus Linn, , stem prostrate, twining, somewhat hairy ; leaf- 

 ete oblong-ovate ; peduncles very long ; flowers 5 7 in a head ; stan- 

 dard large> emarginate ; wings small ; legume terete, hairy ; seeds 

 woolly. Strophostyles peduncularis EU. Glycine peduncularis Muld. 

 HAB. Woods. N. J. to Car. July. 2^. Stem prostrate or 

 climbing. Flowers 5 7 on a common peduncle 6 7 inches 

 long, large, pink and purple. This species is credited to New- 

 Jersey by Prof W. P. C. Barton and to Pennsylvania by Muh- 

 lenberg. It seems to me to be distinct from the preceding. 



25. LUPINUS. Linn. 



Calyx deeply bilabiate. Carol papilionaceous. Standard 

 and urings reflexed ; keel acuminate. Stamens monadelphous. 

 Sheath entire. Style filiform. Stigma terminal, roundish, 

 bearded. Legume, coriaceous, oblong, compressed, obliquely 

 torulose. Diadelphia. Decandria. 



L. percnnis Linn. : herbaceous, r perennial ; root creeping ; stem and 

 leaves smoothish ; leaves digitate ; leafets 8 9, oblong, mucronate, 

 villous beneath ; flowers alternate, on pedicels ; calyx without appen- 

 dages ; upper lip emarginate, the lower entire. 



HAB. Sandy woods. Can. to Flor. W. to Miss. May, June. 

 Z/, Stem a foot high, ascending, somewhat hairy. Flowers blue, 

 in a terminal spike or raceme. Common Lupine. 



26. CRAFORDIA. Raf. DeCand. 



Calyx campanulate, 5-cleft ; segments nearly equal. Stan- 

 dard large, reflexed ; wings appressed, auriculate at base ; 

 keel obtuse, longer than the wings. Stamens 10, diadelphous. 

 Style filiform. Stigma punctiform, glabrous. Legume sub- 

 dispermous, linear, torulose, striate. Seeds oblong-reniform. 

 Plant twining. Diadelphia. Decandria. 



