368 
California: Lemmon, no. 229, 1875; Bolander; Kellogg & 
Harford, no. 719, 1868-9; Geo. Engelmann, 1880; Michener & 
Bioletti, 1893; Mrs. Austin, 1875. 
IL Coeronmopoaes:; Diftuse or spreading perennials, with more or less crenate lobed or 
pinnatifid leaves; calyx-lobes ovate or triangular, not longer than the tube ; fruit- 
ing calyx not exceeding the berry; corolla 1-2 cm. in diameter; seeds thickish, 
rugose-favose. 
2. Camaesaracha crenata n. sp. 
C. Coronopus Wats. Proc. Am. Acad. 18: 126 (in part), 1883. 
Not Gray. 
Much branched from a perennial base, stouter than the two 
following; stem 2-4 dm. long, terete or slightly obtusely angled, 
more or less puberulent, or slightly stellate and hirsute with flat 
coarsely and irregularly crenate, puberulent and hirsutely ciliate 
on the margin and the prominent veins; blade 3-4 cm. long, 
decurrent on a petiole of about the same length ; peduncels often 
in pairs, 4-6 cm. long; calyx generally more hirsute and visci 
than the rest of the plant; lobes ovate, obtuse, about equalling the 
tube; corolla rer smaller than in the next; berry com- 
paratively large, 8-10 mm. in diameter, about 50-seeded.* 
It is nearest BE to P. contoides, but differs in its stouter 
habit, larger berries, ovate obtuse calyx-lobes, and the short and 
broad leaves. The following specimens have been examined: 
Mexico : Edw. Palmer, no. 923, 1880 (U. S. Nat. Herb., type). 
Texas: Bigelow (Mex. Bound. Sur., Rio Grande, 40 miles be- 
low San Elcearis. Specimen in the Torrey Herbarium). 
New Mexico: C. Wright, no. 1598, 4851—2(?).t 
*Another similar species is found in Central Mexico, which has the following 
characters : 
CHAMAESARACHA VILLOSA n. Sp. 
Stem slender and striate, boue more than 4 dm, long; the whole plant vil- 
lous with branching hairs, especially on the calyx and the upper part of the stem ; 
leaves rhombic-ovate, sinuately toothed and decurrent on the petiole; corolla small, 
mm, in diameter; calyx-lobes triangular, acute; berry small, about 5 mm. in 
P Rn containing atii half a dozen seeds. 
Mexico, State of Coahuila; Edw. Palmer, no. 924, 1880 (U. S. Nat. Herb. and 
Columbia College). 
1 Undeveloped specimen. 
d 
