98 Salicaceae 



inserted on the receptacle ; filaments short, distinct or 

 somewhat united ; anthers ovate, 2-celled, dehiscing by a 

 longitudinal slit. Pistillate flowers with a solitary, 1-celled 

 ovary, subtended by 2-8 bractlets ; ovule solitary, ortho- 

 tropus ; style very short ; stigmas 2, linear. Fruit a 

 small oblong drupe or nut, the exocarp often waxy. 

 Seed erect ; endosperm none. 



1. MYRICA L. WAX MYRTLE. 



Shrubs or small trees, with entire, dentate or lobed 

 mostly resinous-dotted leaves, monoecious or dioecious. 

 Staminate aments oblong or narrowly cylindric ; stamens 

 48. Pistillate aments ovoid or subglobose ; ovary sub- 

 tended by 24 short bractlets. Fruit globose, waxy. 



1. M. Californica C. & S. Thickly branched evergreen shrub, 

 2-3 m. high; leaves thick, glabrous, oblong or oblanceolate, 

 tapering to an acute apex, narrowed below to a short petiole, 

 6-12 cm. long, remotely serrate or nearly entire ; flowers monoe- 

 cious; staminate aments below the pistillate, 2 cm. long or less; 

 stamens 7-16, united by their filaments; bractlets 2, narrowly 

 oblong, hairy at apex; pistillate aments in the axils of the upper 

 leaves, 6-10 mm. long; ovary ovate, with 2 exserted styles, red; 

 bractlets minute; fruit brownish-purple, covered with a whitish 

 wax, 4 mm. in diameter. 



Rustic Canyon near Santa Monica, Basse. 



Family 16. SALICACEAE. WILLOW FAMILY. 



Trees or shrubs, with simple alternate stipulate leaves 

 and dioecious flowers in terminal aments. Each flower 

 subtended by a scale-like bract. Perianth none. Sta- 

 mens 2-several, central or scattered on a glandular disk. 

 Ovary 1-celled ; stigmas 2-4. Fruit a 2-4-valvecl cap- 

 sule, with numerous comose seeds. 



Bracts fimbriate or incised; stamens numerous; stigmas elongated. 



1. POPULTJS. 

 Bracts entire ; stigmas short. 2. SALIX. 



