66 BOTANY. 
the summit of the stem. There is great variation in the degree to which 
the leaves are cut or toothed and in the hairiness of the entire plant. 
Camp Grant, Ariz., at 4,753 feet altitude. (363.) 
CAMELINA SATIVA, Crantz.—Introduced in Colorado. 
‘*"T'ROPIDOCARPUM * GRACILE, Hook.—Stems weak, 2 feet high or less; 
leaves pinnatifid or rarely 2-pinnatifid, with narrow, or linear segments ; 
flowers in the axils of the upper bract-like leaves; petals 14-3” long, nearly 
twice longer than the obtuse sepals; pods 6-20’ long, more than a line 
broad, pointed at both ends, ascending or slender spreading pedicels 10-20” 
long. San Francisco Mountains, Arizona.” J have not a specimen acces- 
sible, and therefore have been obliged to quote generic and specific descrip- 
tion from FI. Cal. 1, p. 44. 
CAULANTHUS CRASSICAULIS, Watson.—Frequently called Wild Cabbage, 
and used as a substitute for the better article. Nevada. 
LEPIDIUM INTERMEDIUM, Gray—The usual apetalous Western form. 
Boulder, Colo., Loew and Wolf. (597.) | 
Lepipium atyssorpes, Gray. (PI. Fendl. p. 10.)—Keasby, collector. 
Peoria Creek, New Mexico. 
Lepipium montTanum, Nutt.—Old Camp Goodwin, Ariz. (341.) 3,000 
feet altitude. San Luis Valley, Colorado. (624.) 
Leprpium Fremontn, Watson?—Probably this species. Specimen too 
young. Collected by Dr. Loew in Nevada. (King’s Report, vol. v, plate iv.) 
Lepipium nNanum, Watson. (King’s Report, vol. .v, plate iv.)\—Halleck 
Station, Nev. 
THLASPI ALPESTRE, L. (?)—I have no sufficient means of comparing’ 
this with the European plant, but accept Mr. Watson’s determination. 
Exceedingly variable. Common in alpine and sub-alpine regions of Cen- 
tral Colorado. (607.) | 
Biscurettat (Dirayraa) Wistizent, Engelm.—A foot or more high, 
*“ TROPIDOCARPUM, Hook.—Pod linear, flattened laterally, often one celled by the disappearance 
of the narrow partition ; valves carinate, 1-nerv Seeds in two rows, minute, flattened, not winged ; 
cotyledons incumbent. Style short.—A low, slender, hirsute, branching annual, with pinnately divided 
leaves, and yellow solitary axillary flowers.” 
, L.—Sepals nearly equal. Silique dehiscent, very flat, divided into lateral ovate 
halves, each of which is surrounded by a cord-like margin. Each cell contains a single i ginat 1 
Herbs, usually erect, branching and hispid; leaves more or less pinnatifid; flowers bractless, yellow. 
