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petals. Stamens as many or twice as many. 
Ovary 1-celled, placenta central. 
Family 1. SILENEZ. 
Calyx gamosepalous. Petals and stamens 
inserted into a carpophore. Stamens if equal 
to the petals alternating with them. Ovary o- 
ovulate. Styles several. Fruit a capsule. 
Leaves opposite. Stipules 0. 
1, Silene L. 
CAMPION. CATCHFLY. 
Calyx 5-dentate without scales at the base. 
Petals unguiculate. Stamens 10. Styles 3. 
Capsule dehiscent by teeth; seeds reniform. 
1. S. Gattica L. Villous; leaves spathu- 
late; flowers nearly sessile, racemose; petals 
pale, entire, scarcely exceeding the calyx.—©. 
Common. Summer. 
2. §. anrirraina L. Glabrous; leaves lan- 
ceolate; flowers in a leafless, dichotomous pan- 
icle on long pediclels; petals obovate, equaling 
the calyx.-—©. Livermore. Summer. 
3. S. Catirornica Durand. Flowers few on 
the ends of branches; petals deeply parted, 
with bifid segments; scarlet.—©. Oakland 
waterworks. Summer. 
4. §. nacinrara Cav. Flowers paniculate; 
petals deeply 4-cleft, with linear, acute lobes; 
‘bright scarlet.—2. Contra Costa range. 
Summer. 
