317 *. . f 174) 
ACERATES | LATIFOLIA. ait: ditt Frém. 
Stem simple, erect, smooth ; jeaves roundish-ovate, nearly sessile, obtuse, 
with a small mucr 0, smooth on both sides; umbel solitary, on a terminal 
peduncle, Tip iwered : pedicels slender; segments of the corolla ovate- 
lanceolate; lobes of the crown semilunar- -ovate, as long as the column, 
rather | tuse, cucullat ; 
On Green river, a cributatye the Colorado of the West; June. About a 
span high. “Leaves about an inch and a half long, and more than an inch 
wide. Flowers few, very large, apparently yellowish. Fruit not seen. 
% 
' Erroconum inriatum. Torr. and Frém. 
Smooth, bi-trichotomous; the lower part, and sometimes the two primary 
wa of the st em, much inflated and clavate; peduncles divaricately 
ed, the ultimate divisions gibi and solitary; involucre few-flow- 
? ie ‘smooth ; the teeth equal, ere 
, he specimens of this plant are , imperfect, being destitute of lees, 
which are probably wholly radical. It is a foot or more te h. The 
joint of the stem, or rather scape, is Sa ay. pee Aistalar a 
ard. ‘This divides into three or more branches, the two cal 
" bhi are sometimes inflated like the first; the subdivisions are Aichoto- 
with a pedicellate involucre in each fork. The involucres are about * 
a hae in diameter, smooth, 5—6-flowered; and, in all the specimens that I — 
exdiitined: only 5-toothed. The giant was found on barren hills in the 
lower past of North California. 
‘Extoconum renirorme. Torr. and Freme 
2.) nnual ; leaves radical, on long petioles, reniform, clothed witha dense 
hoary tomentum; stem scape-like, naked, 3 -forked ed from the base, glaucous, 
and nearly smooth ; the divisions divaricately 2—3-forked ; involueres 2—4 
together, slender peduncles, smooth, campanulate, s-toothed, the fore 
nearly eq obtuse; perigonium smooth. 
ep Sacramento seek March. Allied to EZ. es vetiine 
A small species, with very minute flowers, — rye 
Extoconum corpatum. Torr. ear pyéhh: 
Annual; leaves all radical, on long petio, 28, roundish-ovate, cordate 
very obtuse, slightly pubescent above, r underneath; | 
slender;smooth and glaneous, divaricately branched, ihe Sivies divisions ae der: 
Detect solitary, oa filiform peduncles, Na hag om a " 5-toot 53 oe * 
e teeth nearly equal, rather obtuse; perigonium hairy. 
e 
With the preceding, from which it is easily distinguished by the. tis of é 
its leaves ane of the pubescence. 
Many « of this amp sre dollectédt in California and re i 
- aus one Torr. in Frim. Ast report, 2 4 
* This curious plant is always found in saline soils, or where’ the atmo- -, 
i - spluge ingvalel. Its greates height is eight feet» It is a cha i 
a? ture of the vegetation th th 
2 ria. _ About Bro wh’s ‘ole, on Greenriver hat us 
# ofthe neighboring streams. « Iti is a me also on the shores 
vi 
ighout a great a of ee =a Jo1 
