OF NORTH AMERICA. 69 



all six. This 6. is usualy misprinted Amsonia 

 by a mistake: see Smith. 



881. ECHITES SALICIFOLIA H. suflVuticose 

 erect, all the leaves subsessile lanceolate acute 

 sometimes obliqual, glaucous beneath in Flo- 

 rida, stems red, leaves 1 or 2 inches long ; it 

 differs from JE, difformis with unequal leaves 

 mostly ovate acuminate, as Ansonia saiicifolia 

 from A. latifolia. 



882. CVNANCIIUM MICROPHYLUM Raf. climb- 

 ing smooth, leaves opposite oblong acute base 

 rounded* petiols very short, umbels axillary 

 nearly sessile pauciflore Florida, deemed an 

 Asclepias in Coll. herb but very near Cyn. par- 

 viflorum^ evidently of same Genus, stem fili- 

 form, leaves 2 to 4 lines long only, flowers mi- 

 nute shorter than leaves, calix 5dentate, corolla 

 5fid obtuse. 



883. LYONSIA CTTSPIDATA Raf. trailing smooth, 

 lower leaves opposite, upper alternate, all linear 

 flat remote, base acute sessile, end obtuse cus- 

 pidate, .umbels axil, subtriflore subsessile, fruits 

 subulate smooth Florida, deemed Cynanchuui 

 angustifol. by Collins, which is Lyonsia maritf- 

 ma of Elliot, but that sp. differs by crowded 

 opposite leaves acute canaliculate and thick, 

 umbels- multiflore. This has stems filiform, 

 leaves 1 or 2 inches long very narrow, follicles 

 as long. Lyonia was a mispelling. 



884. ANANTHERIX GRANDIKLORA Raf. smooth 

 stem flexuose grooved angular, leaves scattered 

 sessile upper opposite oblong elliptic obtuse mu- 

 cronate reticulate ; umbels terminal corymbose 

 *A fine sp. collected by Kin in Arkanzas, pe- 

 dal and ultra, stem thick with obtuse angles and 

 deep grooves, leaves two inches long crowded, 

 several terminal umbels 7-10flore pedunculate, 



