SYNGENESIA SUPERELUA. Astcr. 
547 
pubescente, ramls paniculatis, calycibus imbricatls, 
squamis spathulatis squarrosis. tVilld. sp. pL 3, 
p. 2027 , 
In North America. Muhlenberg. 1/ . -f • Resembles 
the preceding one. 
17 . A. cano-pnbescens > foliis linearibus, panicula corym- 
bosa raraosissima foliosa, calycibus imbricatis aculissi- 
mis disco longioribus. 
On the banks of the Missouri. %. Aug. — Nov. v. s. 
Flowers the size of a daisy, rays pale purple. 
2'8. A. foliis remotis linearibus amplexicaulibus erectis gla- 
berrimis margine scabris, pedunculis fere nudis, caly- 
cibus squarrosis basi foliis 2. sufFultis. — Willd. sp. 
p/. 3. p. 2033. 
In marshes and swamps of Lower Carolina. 1/ . Aug. 
■■ — Nov. V. s. in Herb, Banks, et Lambert. Flowers 
large, rays blue, disk yellow. 
i 19. A. glaberrimus ; foliis subulato-linearibus subcarnosis 
subreflexis, caule tenui ramosissimo, ramis ramulisque 
patulis setaceis 1-fioris, squamis pedunculorum diva- 
ricatis subulatis, calycibus imbricatis, squamis adpres- 
sis acutis. — Mich.ji. amer. 2. p. 112. 
In salt-marshes ; New York to Carolina. I/. Sept.— 
Nov. V. V. Resembles the preceding one ; flowers 
smaller ; rays pale purple or whitCj, disk brownish- 
yellow. 
20. A. humilis ; radice repente, caulibus debilibus simplici- 
bus, foliis longe lanceolatis glabriusculis, radicalibus 
spathulatis, corymbo terminali incompte rarifloro, ca- 
lycis squamis lineari-oblongis obtusiusculis. Mich.Ji. 
amer. 2. p. 1 13. 
;In woods of North Carolina, in the county of Burke. 
Michaux. -f . 
21. A. foliis creberrimis linearibus obtusis reflexis margine 
hispidis, caule ramoso diffuso glabro, ramulis uni- 
floris, calycibus imbricatis, squamis lineari-spathula- 
tis obtusis. — Willd. sp. pi. 3. p. 2028. Mich.Ji. a- 
mer. 2. p. 112. 
In dry barren soil in Lower Carolina. %. Aug.— Nov. 
V. s. Resembles the following species j flowers bright 
blue. 
22. A. foliis creberrimis ovatis acuminatis reflexis margine 
hispidis, caule ramoso hirto, ramulis unifloris, caly- 
canes cens. 
paludosus» 
sparsiflorus. 
surculosus. 
coridjolius. 
squarrosus. 
