190 



DIADELPHIA DECANDRIA. 



corolla obcordate, white, longer than the calyx. Filaments 10, whlte^ 



monadolphous. 



Grows in damp soils. 



Flowers June — July- 



ERYTHRINA. Gen. Pl. 1163. 



Calyx 2-lpbatus. 

 CorollcB vexilluin lon- 



gissimiim^ 



lanceola- 



tum. Legumen toru- 

 losum. 



Calyx 



2-lobed 



Vexillum of the Co- 



rolla very 



long, 



lan- 



ceolate. Pod toru 

 lose. 



ERBACEA. 



1. H 



E. pumila ; 



foliis 



ternatis,rhombeis, gla 



bris 

 mis 



? 



spicis 



lougissi 



? 



caule herbaceo 



> 



Small; leaves ter- 

 nate, rhomboidal, gla- 



; spikes very 

 stem herbace- 



broiis 

 long ; 



aculeato. 



ous, prickly. 



Sp. pi. 3. p. 912. Walt. p. 180. Mich. 2. p. 6l. Pursh. 2. p. 467- 

 Nutt. 2. p. 92. 



Root tuberousj very thick, Stem herbaceous, 2 — 4 feet high, glabrous, 

 streaked with purple, armed with a hooked prickle at the base of each pe- 

 tiole. Leaves alternate, compoundly trifoliate, leaflets dilated towards the 

 base and almost hastate, glabrous, a little glaucous underneath, and hairy 

 on the veins. Flowers in terminal spikes, the buds alternate and 3-flow- 



Calyx cylindrical, truncated, slightly emarginate above, under- 

 neath furnished with a small tooth. Vexillum of the corolla nearly 2 m- 

 ches long, emarginate, with the sides compressed bright scarlet, wings and 

 two leafed keel, scarcely as long as the calyx, paler than the vexillu'^- 

 Sfavicns diadelphous, unequal, as long as the vexillum. Seeds many »» 

 each pod, bright scarlet. 



ered. 



Grows in rich light soils. 



Flowers in May. 



LUPINUS. 



-AF 



G 



EN. 



L 



1176. 



Calyx 2-labiatus. 

 Anther ce 5 oblonga?, 5 

 subrotundae. Legu- 

 men coriaceum. 



Calyx 



bilabiate 



Anthers 5 oblong? 5_ 



nearly round, 

 coriaceous. 



Pod 



