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2. ©. Canirornicus Choisy. Margin of co- 
rolla entire; stigmas linear-oblong, flat; bracts 
at the base of the calyx; corolla white or red- 
dish.—Berkeley. Summer. 
3. C. LureoLus Gray. Margin of corolla 
entire; stigmas linear, flat; bracts distant from 
the calyx; corolla pale-yellow, sometimes red- 
dish.—Common. Summer. 
4. C. arvensis L. Margin of corolla en- 
tire; stigmas filiform; bracts at the base of the 
pedicel and minute; corolla white, sometimes 
tinged with rose.—Common. Summer. 
5. C. PENTAPETALOIDES L. Corolla deeply 
5-cleft, purplish.—_ ©. _ Not common. Contra 
Costa. Summer. 
3. Cressa L. 
Corolla funnel-shaped, 5-parted, not plicate. 
Styles 2. Cells of the ovary 2-ovulate. Fruit 
a 1-seeded capsule.— 2. 
1. ©. cretica L. Corolla white, silky out- 
side.—Seashore. Summer. 
4, Cuscuta Tourn. Dopper. 
Aphyllous. Destitute of chlorophyll. Co- 
rolla urceolate. Limb 4-5-lobed. Ovary 2- 
celled; cells 2-ovulate. Capsule indehiscent, 
sometimes circumscissile. Embryo spiral. 
Cotyledons 0. 
8 
