580 
SVNGENESIA NECESSAKIA. 
recta. 
integrifoUum. 
ciliata. 
imbricata. 
frutescens. 
integrifolia. 
663, BAIjTIMORA. Gen.pl. 1333, 
1. B, scabra; caule dichotomo, foliis oppositis ovatis acti° 
minatis serratis petiolatis. — Willd. sp. pl. 3. p. 232g. j 
Icon. Pluk. mant. t. 342. f 3. 
In Maryland near Baltimore. Sp.pl. G. July. v.v. 
cult. Flowers small, yellow. I have never seen this 
plant in any part of the United States, and suppose it ; 
to be only an inhabitant of Vera Cruz. 
604. PARTHENIUM. Gen.pl. 1428. 
1 . P. foliis oblongis inaequaliter dentatis asperis, superiori- i 
bus amplexicaulibus. — Willd. sp. pl. 3. p. 2385. 
Icon. Willd. hort. heroi, t. 4. Dill. elth. t. 225. f. 2Q2. 
Pluk. alni. t. 53. f. 5. ^ t. 2ig. f. 1. Lam. illustr. \ 
t. 766. 1 
In dry places on the mountains of Virginia and Carolina. 
% . Sept. Oct. V. V. About a foot high ; flowers | 
white. 
665. IVA. Gen. pl. I42g, 
1 . 1. caule herbaceo, foliis lanceolato-ovatis subserratis, spica 
confertiuscula, bracteis lanceolatis acuminatis petiolis- 
que longe ciliatis. — Willd. sp, pl. 3. p. 2380. 
In natural meadows : Kentucky and Illinois. Q. July, , 
Aug. V. s. About two feet high. 
2. I. fruticosa, glabra ; foliis lineari-lanceolatis cuneatis in- 
tegerrrimis glabris, calycibus imbricatis. — Willd. sp. 
pl. 3. p. 2387- Walt. Jl. car. 232. \ 
I. integrifolia. Herb. Banks, mss. j 
On the sea-coast of Carolina and Georgia. I2 • 
Herb. Walter. j 
3. 1. fruticosa ; foliis lanceolatis punctato-scabris profunde 
serratis, glomerulis florum depresso-globosis. — Willd, 
sp. pl 3. p 2387. 
Icon. Lam. encycl. 766. Pluk, aim. t. 27. f. 1. 
On the sea- coast : New F.ngland to Florida, h . Aug. 
Sept. V. V. A shrub about four feet high. 
606. x\MBROSIA. Gen.pl. 1427. 
1. A. foliis ovatis sessilibus acuminatis serratis utrinque his- 
pidis basi ciliatis, racemis terminalibus 
nis. — fVilld. sp. pl. 4. p. 375. 
plerumque ter- 
