‘CEANOTHUS. VITACE#. 115 
southern California. 4 
C. cordulatus Kell. Proc. Cal. Acad. ii, 124, fig. 39. A densely ces- 
pitose erect shrub with intricate branches and spinose branchlets, 4—6 
feet high, hirsutely pubescent with short erect or spreading hairs and 
cinereous: leaves oval to elliptical or oblong, 6—12 lines long, rounded 
or subcordate at base, finely glandular-serrulate, densely tomentose 
beneath, somewhat coriaceous on slender petioles 3—6 lines long, de- 
ciduous: flowers white, in racemes or fascicles: styles united to 
near the summit, shorter than the stamens. In the mountains of 
southern Oregon and California. 
§ 2 Cerastes Watson l.c. Leaves mostly opposite, 1-ribbed, 
with numerous straight parallel veins, very thick and coriace- 
ous, spinosely toothed or entire. Flowers in sessile or short-ped- 
uncled axillary clusters. Fruit large, with 3 horn-like or warty 
processes below the summit. 
C. cuneatus Nutt. l..c. An erect shrub 2—12 feet high with rigid 
intricate branches; the young branches white with a villous tomen- 
tum, at length smooth and whitish: leaves cuneate-obovate or ob- 
long, rounded or retuse above, entire or rarely few-toothed, minutely 
tomentose beneath, on short rather slender petioles: flowers white or 
rarely light blue, in rather loose axillary fascicles. On dry hillsides, 
from the lower Willamette (the original locality,) to Lower California. 
C. pumilis Greene Eryth. i, 149. A rigid depressed much branched 
under shrub: branches 6—18 inches long, rooting at the nodes and 
forming mats 1—3 feet in diameter: leaves cuneate-oblong to obo- 
vate, 2—6 lines long, entire to spinose-dentate, but mostly 3-toothed at 
the apex, very minutely white-tomentose between the veins beneath, 
very short petioled: flowers bright blue to white, fascicled at the ends 
of short lateral branches; pedicels filiform, 6—S8 lines long; sepals 
ovate, spreading, nearly a line long; styles united to the top, shorter 
than the stamens. On dry hillsides, about Waldo, Josephine Co., Ore- 
gon. 
C. prostratus Benth. Pl. Hartw. 302. (Manata Mats). Glabrous, 
prostrate, the branches rooting and repeatedly subdivided, the whole 
forming a close mat 2—S8 feet in diameter: leaves 3—12 lines long, ob- 
ovate or oblong-crneiform, obtuse or truncate, with 2 or 3 pairs of 
coarse spinose teeth above the middle, on short slender petioles: flow- 
ers dark blue to white, clustered at the ends of short stout peduncles: 
fruit large, with erect. horns. Ih open pine forests, Washington to Cal- 
ifornia. 
OrperR XXIII VITACE Lindl. Nat. Syst. ed. 2, 30. 
Mostly climbing shrubs with simple or compound leaves, 
the upper ones opposite the racemes or thyrsoid panicles of 
small flowers, or tendrils. Calyx minute, nearly entire or 5- 
toothed. Petals 4 or 5, inserted upon the outside ofan annu- 
lar disk, inflexed, valvate in the bud, caducous. Stamens as 
many as petals and opposite. them, inserted on the surface of 
the disk. Ovary 2 celled. with two collateral ovules in each 
cell. Style short or none: stigma simple. Fruit a globose, 
mostly pulpy berry, often by abortion 1-celled. Seeds anatro- 
-pous, erect. with a hard testa. Embryo much shorter than the 
horny or fleshy albumen: radicle slender. Cotyledons lanceo- 
late or subulate. : 
