SYNGENESiA supERFLUA. Tanacetum. 
523 
In cultivated grounds and on road sides : New England 
to Pensylvania. 1/. July — Sept. v. v. Common 
Tansy is probably introduced from Europe. 
623. BACCHARIS. Gen. pi 1285. 
1. B. glaberrima, paniculato-iamosissima ; toliis angusto- angustlfolia 
lineal 'bus iutegerrimis^ panicula composita muitiflora, 
calycibus parvulis sub-20-floris.— AAcA. fi. amer^ 2. 
p, 125. 
On the sea-coast : Carolina to Florida ; on the banks of 
the Mississippi. AZ„ Lewis. . July — Sept. v. v. ; 
V. s. in Herb. Lewis, Flowers whitCj as all the fol- 
lowing are. ^ 
2. B. foliis laevibus cuneato-obovallbus superne dentatis, glomerulijlo’^ 
glomemlis florum axillarih is sessilibus remotiS;, squa- Ta. 
mis calycinis superne runs.— AiitA. ji. amer. 2. 
p. 125. 
In wopds^ on the coast of Virginia and Carolina. Tj . 
Aug. — Oct. V. V. Resembles the following. 
8. B. foliis obovatis superne inciso-dentatis, panicula com- halimifolia* 
posita foliosa, fasciculis pedunculatis.- — IVilld. sp. pl3. 
p. 1015. 
Icon. Schmidt arh. 82. Hemi. parad. 225. Pluk. aim, 
t. 27. f, 2. 
On the sea-coast ; Maryland to Florida. . Sept.-— 
Nov. V. V. The whole shrub is covered with a 
white powder. 
624. CONYZA. G£u. pi 1286. 
1 . C. herbacea, pubescens ; foliis sessilibus lato-Ianceolatis niarylandka* 
acutis serratis : serraturis apice cartilagineis, corymbis 
terminalibus fasfigiatis coarctatis subaphyllis, calycinis 
squamis subulatq-mucronatis flosculis brevioribus. — 
Mich.Ji. amer. 2. p. 126. exclus. syn. Walteri. 
Erigeron carnphoratum. IVilld. sp. pi. 3. p. i960. 
Icon. Dill. elth. t. 88. f. 104. 
In overflowed places, near rivers and ponds : New York 
to Carolina. ©. Aug. — Oct. v. v. About a foot 
highj flowers reddish-purple ; the whole plant emits 
a strong scent of camphor, only more disagreeable. 
2, C. herbacea, subpubescens j foliis petiolatis ov^to-lanceo- camphorata. 
latis acutissimis subrepando-denticulatis : denticulis 
