192 



DIADELPHIA DECANDRIA. 



Biennial ? Stem decumbent, thickly clothed with long, soft, silken hair. 



^..7^0 :„„u„« Leaves 3 — d men- 



Stipules 10—15 lines long. Petioles 2—3 inches, 

 es Ion?, acute, beautifully villous when young. 



CrtTyx with lateral seg- 



Coroila 



ments! Spikes long. Flmoers rather irregular on the «pil^es. 

 handsome; of a bright reddish purple, most deeply colou.ed •" fie cen r. 

 of the vexillum. Legume very lanugnious, resembling a ball of silky 

 wool. See^s small, variegated. 



Grows in the dryest sands. 



Flowers in the beginnmg of April. 



3. DiFFUSUS. 



Nutt. 



Nutt. 



L. villosiiSjSericeus; 

 cauUbus plurimis, dif- 

 fusis, decumbentibus; 

 foliis simplicibus, ob- 

 longo-obovatis ; peti 

 olis stipiilisque brevi 

 bus, nudisque. 



2. p. 93. 



Villous, silken 



> 



stems numerous 



^ 



dif-' 



fuse, 



decumbent 



> 



leaves simple, oblong, 

 obovate; petioles and 

 stipules short and na- 

 ked. 



Perennial, spreading diffusely in large patches, f he petioles rarely ex- 

 sdintr an inch in length, and destitute of long woolly hairs. Stipules I 

 3 lines Ion<r. heaves obtuse, attenuated towards the base, 2—3 inches 



long. 



I have adopted this species from Mr. Nuttall, without having had it in 

 my power to determine how far it differs essentially from the precedmg. 

 Grows very abundantly on the poor sand hills in the middle country. 

 Flowers April. 



CROTALARIA. Gen. Pl. 1172. 



Corollm vexillum 

 cordatuni, masfnum 



? 



carina acuminat a. Ft- 

 lamenta connata cum- 



fissura dorsali. 



1 



gumen 



Le- 



Vexillum of the c^ 

 rolla cordate, large? 

 the keel acuminate. 

 Filaments united,witn 

 a dorsal fissure. P^^ 



turgidum 



pedicellatum, turgid, pedicellate 



i 



