320 



SYNGENESIA SUPERFLUA. 



3. Sessiliflora. 



Mich. 



B. 



foliis 



laevibus. 



su 



cuneato-obov atisj 

 perne deiitatis, capitulis 

 axillaribus, sessilibus, 



siibremotis; 



involucri 



squamis superne runs 



Leaves smooth, cu- 

 neate obovate, toothed 

 near the summit; heads 



sessile, scat- 



'ales of the in- 



tered 



y 



5 



um rufous at 



summit. 



Mich. 2. p. 135. 



B. Gloraeruliflora. Pursh, 2. p. 523. Nutt. 2. p. 14^. 



A shrub three to five feet high, with the branches ^rect^virgate angled, 

 and very glabrous. Leaves alternate, subsessile, acutely toothed towards 

 the summU, glabrous, pale green. Heads of flowers f ^^^^^^^ ^^'l^^ ,' '""^^ 

 more scattered than 'm the preceding ^P^cies. 5c«?e. of the mvolucrum 

 somewhat obtuse. Pappus of the sterile florets short, of the fertile very long. 



Grows in damp pine barrens, along the sea coast of Carohna, but ne\er 

 I believe in brackish soils. 



Flowers, September — November. 



CONYZA. Gen, Pl. 1280. 



Involucrum imbrica 

 tum, squamis appressis 



Coro Uu Ice 



foemmeae 



plurimae in ambitu, her- 

 maphroditae steriles in 

 centro. Semina pilosa. 

 Pappus pilosus. 

 ceptaciilum nudum. 



Re 



7.^l3_ 



? 



1. Marylandica. 



C. herbacea, pubes- 

 cens; foliis sessilibus 

 lato lanceolatis, aculis, 

 serratis; corymbis ter- 

 minalibus, fastigiatis 



coarctatis, su 



bap ay Hi 



9 



is; 



Involucrum 



imbri 



cate, the scales appres- 

 sed. Female floret 

 numerous in the cir- 

 cumference; herm. Jn 

 the centre, sterile. Seed 



hairy. 



Pappus hairy. 



Receptacle naked. 



^i 



cent 



Herbaceous, pubes 



sessile 



leaves 



? 



broad, lanceolate, a- 



cute, serrate; corymbs 



terminal, fastigiate, 

 clustered, nearly leai- 



^^^y^ 



