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6. V.sSARMENTOSA Dougl. Stem prostrate, 
leafy; leaves cordate, finely crenate; petals 
yellow.—2. Tamalpais. Taylorville. Sum- 
mer. 
7. V. topata Benth. Erect leafy stem; 
cauline leaves palmate; petals yellow, exter- 
nally tinged with purple.—2¢. Marin County. 
Summer. 
Series 2, APHANOCYCLICH. Floral parts 
showing a tendency to spiral arrangement, and 
generally distinct. Parts of the gynocium 
only occasionally connate. Calyx and corolla 
often of the same or similar structure. Numer- 
ical law not yet established. Stamens gener- 
ally more numerous than sepals and petals. 
Orpen 1. CRUCIFLORA. Calyx and cor- 
olla formed from 2 and its multiples. Circles 
of stamens more than 1. Carpidia 2 and its 
multiples. 
Family 1. CRUCIFERZ. 
Sepals 2 pairs. Petals 4. Stamens tetra- 
dynamous. Ovary free, compound of 2 lateral 
carpidia; placente parietal, on the margins of 
a spurious septum (replum); style 1. Fruit a 
siliqua, silicula or lomentum. Leaves alter- 
nate; stipules 0. 
1. Raphanus Tourn. RapisH. 
Indehiscent siliqua irregularly moniliform, 
several-seeded, 
