398 



SYNGENESIA 3UPERFLUA 



9. PUSILLUM. Nutt. 



H 



E. sracile; caule gla 



5 



Slender 



? 



stem gla 



oliis lineari-lan- brousi leaves linear 



bro 



ceolatis, integris, mar 



ginibus scabris; pani 



cula subsimplici, ramu 



lis divaricatis. 



lanceolate, entire, sca- 

 brous along the mar- 

 gins; 



panicle 



nearly 



simple, the branches 

 divaricate. 



Nutt. 1. p. 148. 



Tlant small. Stem four to six inches high; panicle simple, somewhat 

 fastigiate, branches naked, or merely furnished with small scales, each per- 



jecting two or three flowers. Nutt. r* v A-t 



This small and perhaps doubtful species is also found in Carolma, and if 



this section should be established as a genus, new species may be deterted. 



We have a very large variety six to eight or ten feet high, which I think 



will also be found suflSciently distinct from the common E. Canadense. 

 Grows with the preceding. 

 Flowers through the summer. 



BOLTONIA. Gen. Pl. 



Recevtaculum favo 



Af' 



sum 



hemisphaericum. hemispherical. 



Rp.ceptacle favose 



Pap 



3 



Pappus dentato-aris- pus awned, 2 generally 



tatus subbicornis. Co- 1 conspicuous. 



Florets 



rolhdce radii Dlurimae 

 Jnvolucrum 



L 



tum. 



of 



e ray numerous 



nnbrlca- Involucrum imbricate 



1. AsTEROmES. 



B. foliis inlegerrimis; 



Leaves entire; flow- 



floribus longe peduncu- | ers on long peduncles, 



glabrous? 



latis 

 bus 



seminibus ovali 



seed 



oval 



y 



glabrts, submuti- I scarcely awned 



CIS. 



