92 MYRICACEAE. 



short and thick, sessile, sometimes even appearing slightly sunken in 

 the apex of the capsule. 



In the interior valleys, and desert regions. 



7. S. argophylla Nutt. Tree or large shrub forming clumps, 

 young twigs puberulent, branches nearly glabrous and very tough; 

 bark turning from brown to yellow or orange before blooming; 

 leaves narrowly lanceolate, 5 cm. long, 1-2 cm, wide, closely sessile, 

 entire or rarely minutely and remotely denticulate, clothed equally 

 on both sides with an appressed silky pubescence; stipules none or 

 very minute on vigorous shoots; aments surpassed by their leafy 

 peduncles, 3-5 cm, long, 1-2 cm. thick, often in pairs or in 3's at 

 the ends of the branches; scales oblong, obtuse in the staminate 

 aments, narrower and more acute in the pistillate, glabrous on the 

 back, crisp hairy on the margin and toward the base, erose above; 

 lower half of the filament densely crisp hairy; capsule lanceolate, 

 covered with straight appressed silky hairs, closely sessile; stigmas 

 sessile, oblong, about twice as long as thick; mature capsule often 

 becoming nearly glabrous. 



Mostly east of our limits in dry washes. 



8. S. macrostachya Nutt. Shrub or small tree, 1-6 m. high, 

 often in dense thickets; bark light brown, cinereous, young branches 

 villous; leaves 5 cm. long, 1 cm. wide, sessile or nearly so, oblanceolate 

 or narrowly elliptic, acute at both ends, more or less villous-pubes- 

 cent; stipules none; aments on short leafy lateral branches, 2-3 cm. 

 long, densely flowered, oblong; scales densely villous all over, 

 oblong; filaments crisp villous upon the lower half; capsules clothed 

 with long lax hairs, closely sessile; style evident; stigmas divided, 

 linear. 



Common along streams and washes throughout the valley region 



Family 18. MYRICACEAE. Bayberry Family. 



Shrubs or trees with alternate, mostly coriaceous and 

 aromatic simple leaves and small monoecious or dioecious 

 flowers, in linear, oblong or globular, bracted aments. 

 Flowers solitary in the axils of the bracts. Perianth 

 none. Staminate flower with 2-16 (usually 4-8) sta- 

 mens, 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, 

 orthotropous ; style very short; stigmas 2, linear. Fruit 

 a small oblong drupe or nut, the exocarp often waxy. 

 Seed erect; endosperm none. 



