zu 
tordifolius. 
ledifolius. 
unifiorus. 
rigidus. 
SYNGENESIA SUPERFLU A. AstCf. 
Icon. Pluk. aim. t. 79- f> 2. 
In dry swamps and on the borders of woods : Pensyl?a« 
nia to Carolina. 1|. . Aug. — Oct. v. v. ; v. s. in 
Herh. Banks, et Lambert, About two feet high ; the 
scales of the calyx white, with green tips ; rays long, 
white. 
3. A. foliis cuneato-obovatis acutis enervibus utrinque sca- 
bris tortuoso-patiilis, corymbo composite subfastigiato, 
calycibus cylindricis imbricatis basi bibracteatis, squa- 
mis oblongis acutiusculis adpressis, radio 5-floro. — 
Mich. Ji. amer. 2.p. IO9. 
Conyza bifoliata. Wdlt.fl. car. 204. 
In Lower Carolina and Georgia, 1/. Aug. — Oct. v. s, 
in Herb. Enslen. About a foot high 3 flowers the size 
of the preceding, rays white. 
4. A. foliis lineari-lanceolatis basi attenuatis enervibus sca- 
briusculis margine revolutis, ramis corymbosis, ramu- 
lis hliformibus unifioris nudiusculis, calycibus laxis 
imbricatis disco duplo brevioribus, foliolis acutissimis, 
radio sub-20-iloro. 
A. nemoralis. Ait. kew. S.p. I98. 
/3. A. caule simplicissirao unifioro. 
A. uniflorus. Mich.Ji. amer. 2. p. 110 ? 
In sphagnous bogs and about mountain-lakes : Canada 
to New Jersey. Sept. Oct. v. v, ; v. s. in Herh. 
Banks, et Lambert. About a foot high ; flowers mid- 
dle-sized j disk yellowish white j rays lilac or reddish-? 
purple, twice the length of the disk. Sometimes the 
leaves have a small indenture on each side. 
5. A. foliis linearibus mucronatis subcarinatis rigidis mar- 
gine scabro-ciliatis, caulinis redexis, rameis patenti- 
bus subulalis, caule erecto superne subramoso, ramu- 
lis 1-floris corymbosis, calycibus imbricatis disco du- 
plo brevioribus, squamis carinatis obtusiusculis, radiis 
sub-lO-dorisreflexis.- — Willd. sp.pl.3. p,2032. Mich. 
Ji. amer. 2. p. \ \ 8. 
A. nemoralis. Willd.sp. pi. 3. p. 2021. excl. syn.Aiton. 
A. linariifolius. Herh. Banks, et Lambert. 
Icon. Pluk. aim. t. 14. J. 7. 
In sandy fields and pine-barrens : New Jersey to Caro- 
lina. %. Aug, — Oct. V. V. ; V. s. in Herb. Banks, 
et Lambert. About a foot or less high 5 flowers nearly 
the size of the preceding, rays a beautiful pale violet- 
blue, disk yellow. 
