362 BOTANY. 
CENOTHERA MICRANTHA, Hornem.—Santa Barbara, /. c. p. 226. 
BoIsDUVALIA DENSIFLORA, Watson.—Head of Peru Creek, at 5,100 
feet altitude (235), 1. c. p. 233. 
LOASE. 
MENTZELIA GRACILENTA, T. & G.—Head of Peru Creek, at 5,100 feet 
altitude (15, 222), 7. ¢. p. 236. 
MENTZELIA LzZvicauLis, T. & G.—Walker’s Basin, at an altitude of 
3,440 feet (281), 7. ¢. p. 237. 
DATISCEZ. 
Datisca GLomerata, Benth. & Hook.—Ojai Creek (174), J. ¢. p. 242. 
CACTE. 
Opuntia Enertmannt, Salm, var.? tirrorauis, Engelm. FI. Cal. 1, p. 
248.—Erect, spreading (2-4 feet high), with large oval joints (6-12 inches 
long), bearing rather distant branches with a few rather slender, spiny, large, 
yellow flowers, and large, obovate, juicy, purple fruit, with very numerous 
small seeds.—Santa Cruz Island (10), and along the coast of Southern 
California. 
FICOIDEZ. 
MESEMBRYANTHEMUM CRYSTALLINUM, L.—Islands and seashore near 
Santa Barbara (8), J. ¢. p. 251. 
UMBELLIFER. ° 
Carum GairpNERI, Benth. & Hook.—Southern Sierras, at 7,500- 
10,000 feet altitude (82, 370, 384), J. c. p. 259. 
BeruLa ANcusTIFoLIA, Koch—San Luis Valley, Colorado, in hot 
springs the temperature of which is 80° Fahrenheit, and in spring water 
at Fort Tejon, California, where the water has a temperature of 62° Fah- 
renheit. In neither of these locations was there much of a yearly varia- 
tion in temperature of the water, yet in one instance, as in the other, the 
plant grew luxuriantly; the difference in temperature of the water at the 
two places being 18° Fahrenheit ite 262); 1. ¢. p. 260. See page 133 of 
this volume. 
