FENTANDRIA MQNOGVNIA. IpOtttOea. H7 
little did I suspect it to be the true Convolvulus Ja- 
Inpa, till two circumstances convinced me thereof. 
The first was seeing a paper on this subject in the An- 
nales du Museum d' Histoire Natur die, by Desfontaines j 
and the other, on seeing the living plant recently- 
raised out of a collection of seeds brought from Mex- 
ico, in possession of A. B. Lambert, Esq., which in 
every respect proved to be Convolvulus Jalapa of 
Linnaeus, as well as Iponuea macrorhiza of Michaux, 
with only the small difference of colour, which was 
a light purple : but this is of no consequence in this 
family of plants. 
180. CANTUA. Juss. gen. pi. 152. 
1. C. glabriuscula 3 foliis pinnatifidis, floribus terminalibus coronopifolia* 
laxe racemosis pedunculatis, laciniis corollae amplis 
subrotundis brevi-acuminatis, stylo exerto. — Willd . 
sp.pl. Y.p. 879. 
Polemonium rubrum. Linn. sp. pl. ed. 3. p. 231 . 
Ipomoea rubra. Linn, syst , veg. 1 7 1 . 
Ipomopsis elegans. Mi.ch.jl. amer. 1 . p. 142. 
Gilia coronopifolia. Pers. ench. 1 . p. 1 87- 
Icon. Bot. rep.415. Exot. lot. L3. Dill. elth. t. 241. 
/.312. 
On river sides, in sandy soil : Carolina. . June, July. 
v. v. Flowers beautiful red. 
2 . C. pubescens j foliis tenuissime pinnatifidis, floribus ter- aggregata • 
minalibus lateralibusque aggregato-subcapitatis subses- 
silibus, laciniis corollae angustatis oblongis sensim acu- 
tis, stylo incluso brevissimo. 
On the banks of the Mississippi. M. Lewis. $ . June. 
v. s. in Herb. Lewis. Flowers scarlet, more slender 
than the former species ; the segment of the corolla 
not spreading, but erect, and small in proportion to 
the tube. 
18/. DIAPENSIA. Gen. pl. 255. 
1 . D. foliis spathulatis glabris, antheris obliquis muticis, obtusifolm , 
Salisb. parad. Iona. 104. 
D. lapponica. Willd. sp. pl. l.p. 795. 
Icon. FI. dan. 47. Bot. mag. 1108. 
On the highest mountains, among moss : New Hamp- 
shire. 2 £.May — July. v.s. in Herb. Prof. Peck . 
Flowers white. 
l 2 
