-J 



Sp 



^TNGENESIA SUPERFLUA. 



Pursh, 2. p. 526. Nutt. 2. p. l68. 

 rotinum. Walt. d. 206. 



401 



Root perennial. «m one to two fret hig^, sparingly branched, nearly 

 glabrous. Leaves alternate, sessile, amplexicaule, glabrous, oblong, toothed 

 or notched, towards the base nearly pinnatifid. Flowers solitary on the 

 ^^t^^\ /n«o^«cr«». imbricate, leaves subulate, glabrous, with the mar- 

 gns membranaceous. Florets of the ray about thirty, white, obscurely 



sh^rS f ''' r " k' °' ^''^ '^'^^ ^^^^ numerous^yellow.' taZZ 

 Scfe naifed ^ ^^' " ''"""^"'^ two^:leiL ^ee^/firrowed. i^ere/i- 



ppr^coTtry"! '^'^ '°"'' "^^ '''''^'' "'''" naturalized, particularly in the up. 

 Flovrers May — ^July. 



HELENIUM. Gex.Pl. 1299. 



Invohicrum simplex, I Involucrum simple, 



multipartitum. Corot- many parted. Rays of 

 lulce radii semitrifidae. the corolla deeply 3 



Pappus paleaceus, pa 



leis 5. aristatis- /?.= 



aristatis. 



Re 



cleft. 



chaff 5 aVned. 



Pappus chaify. 



Re- 



ceptaculum globosum, ceptade globose, nak 

 nudum, radii paleace- ed, of the ray chaffy. 



urn. 



\b 



- ^ 



'i' 



1. AuTUMIVALE, 



H. foliis lanceolatis, 

 serratis, decurrentibus; 

 floribus corjmbosis,- 



Leaves 



serrate, 

 flowers 



in 



lanceolate 

 decurreiit 

 corymbs 



corollulis disci 5-fidis; florets of the disk 5 



• 



3 



radii planis, reflexis. 



cleft 

 reflexed. 



? 



of the ray flat, 



nt P'- 3. p. 1120. Mich- 2. p. 13S. Pursh, 2. p. 560. Nutt. % p, 



«um2 ^IT"''^' *^/"'" '^^^ ^^ '^''^'^ ^^^t high, branching towards the 

 •estii^ do! h?v '"'^ T3^^ ^^ '^"^ decurrent leaves, iea.e* alternate, 

 Publinrni^/r^'*^' ^^?^^°»f- ^^^^-^ i" small corymbs, the peduncles 

 LT^3^ "^^'^ *h« S"'"'«it- /«ro/«rr«,« ei-ht-narted. the L^Jnu «,.h„ 



▼OL. II. 



a 



