MONADELPHIA POLYANDRIAi 



161 



PlNOSA. 



rf 



S. caule patiilo^ ax- 



iliis subspinosis ; foiiis 



cordatoovatis. 



Branches expand 



den- 



ing> 



with 



the 



tatis 



; pedunculis so 

 litariis^axillaribiis; sti 

 puHs setaceis, pedun 



culo longioribus, 

 suhs birostratis. 



cap- 



somewhat 



axils 

 spiny 5 



leaves cordate ovate. 



toothed 



5 



peduncles 

 solitary, axillary; sti- 

 pules setaceous, long- 

 er than the pedunclesj 

 capsules two horned. 



Sp. pi. 3. p. 736 Walt. p. 176. Mich. 2. p. 43. Pursh 2, p. 452. 



Root annual ? Stem 1 — 2 feet high^ branchings pubescent. Leaver 

 alternate^ ovate, very obtuse or cordate at base^ coarsely serrate^ pubes- 

 cent, particularly on the under surface. Petioles about au inch long. 

 Stipules setaceous, erect. Floicers axillary, solitary. Peduncles 1 — 2 

 lines long. Calyx angled, pubescent. Tube short ; border deeply 5- 

 cleft. Petals obovate, j^elknv, scarcely longer than the calyx. StaminU 

 feroiis column abou^ half as long as the corolla. 5^3^/e longer than the 



erect beaks, hairy on the angles, 





Stamens, 5-cleft. Capsules 5; witi 



linited in nn ovate head. 



I have seen nothing in this plant, as growing with us or in the speci- 



niens that have been sent me, which could authorise the trivial name of 

 Spinosa. 



Grows in sandy soil?. 



Flowers May — July 



r-^* 



.« 



5. 



RISPA. 



S. foiiis 



oblongo- 



cordatis, acuminatis, 

 crenatis, summis ses- 

 sihbus ; pedunculis so- 

 litariis, petiolo longio- 

 ribus, fructiferis de 

 flexis ; capsulis infla- 

 itis, muticis, undulato^ 



♦ 



rr 



ispis 



» 



Leaves oblons, cor 



date 



nate 



9 



acuminate, ere 



9 



the upper ones 

 ; peduncles so 



litary, longer than the 



sessile 



petiole, deflected when 

 in fruit; capsules in- 

 flated, unawned, wav- 



9 



? 



ed and curled. 



%• pi- 3. p. 747. Piirsb 2. p. 453. 



VOL, 11. 



X 





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m 



