70 



KEOBOT. 



pairs of leaves at base, one or two. inches long, 

 lowest larger subpetiolate, 2 or 3 alterne sessile 

 ianceol. adpressed remote further iip; but none 

 within 8 inches of the flower, the strigose tuber-, 

 cles very peculiar white unequal ending in a de- 

 ciduous stiff white bristle. Flower black pur- 

 ple as the disk of Dtscomela, one inch wide, 

 segments of perianthe in 3 rows of 6 to 8 in 

 each, the inner colored like the flower nearly 

 acuminate, tube of fioscules not longer than the 

 tubular limb. 



912. AIMORRA Raf. radiate, perianthe 

 simple 8-lOpartite, rays 8-lOsubentire, phoran- 

 the flat, chaffs obovate carinate, florets or fios- 

 cules tubular without tube 5 dentate, stamens 

 inclosed, stigmas exerted, seeds obovate 4gone 

 with 4 minute teeth. Erect, leaves alternate, — 

 Very near to my 6r. Helepta see first part arti- 

 cle Acmella, main difference habit alternate, 

 and toothed seeds : the name was applied by 

 Dioskorides to a Chrysanthemum or Buphlhal- 

 mum. 



913. AiMORRA ACUMINATA R. Acmclla alter- 

 nifolia Baldw. in Coll. herb. — smooth erect.stem 

 angular, leaves alt. petiolate ovate acuminate 

 serrate in the middle, trinervate reticulate, 

 branches short unifiore, segments of perianthe 

 oblong obtuse — in Florida, stem pedal, leaves 

 over one inch, flowers few yellow on short foliose 

 peduncles or branches, rays apparently obtuse 

 entire. 



911. Zinnia floridana Raf. stem solid fus- 

 cate trifiore, leaves lanceolate, base dilatate 

 subamplexicale, peduncle central very long cla- 

 vate, segments of perianthe rounded, rays obo- 

 vate — an indigenous sp. of this pretty Mexican 

 Genus, found in Florida by Kin, in Georgia by 



