( 174 ) 



1. G. Shallon Pursh. Berry red, at last 

 black. Edible. Sancelito. Tamalpais. 



2. ArctOStaphyloS Adaus. Manzinita. 



Corolla urceolate. Stamens 10. Disc hypogy- 

 nous. Cells of ovary 1-ovulate. Fruit a berry. 

 Cells 1-seeded; seeds sometimes coherent by 

 their covering. Leaves evergreen. Flowers 

 white, rosy. — ><? . Fruit edible. 



1. A. PUNGENS HBK. Almost glabrous; 

 leaves entire, coriaceous, mucronate; petioles 

 slender; pedicels glabrous; drupe glabrous; 

 corolla white. — ^^ . Common. Spring. 



2. A. TOMENTOSA Dougl. Young branchlets 

 tomentose, old ones bristly; leaves almost en- 

 tire, coriaceous, petioled: ovary hirsute; drupe 

 puberulent, but becoming glabrous at last; co- 

 rolla wdiite. — Hillsides. Spring. 



3. A. Andersonh Gray. Branchlets puber- 

 ulent and bristly; leaves generally conspicu- 

 ously serrulate, thin, almost sessile; drupes de- 

 pressed, densely covered with viscous bristles. 

 Livermore. Spring. 



3. Arbutus Tour a. Madrona. 



Corolla urceolate. Stamens 10. Disc hy- 

 pogynous. Cells of ovary oo-ovulate. Fruit 

 a berry. Cells several-seeded. Leaves ever- 

 green. Flowers white. — ^ . 



