NATIVE WOODY PLANTS OF THE UNITED STATES 267 
A large shrub; flowers March—April. 
Stomach records: Mallard. 
Styrax fulvescens, see Styrav officinalis. 
Styrax grandifolia Ait. Snowbell. 
Range: 29, 30. 
Site: Dry, well-drained, moist, sun, shade. 
Fruit: Dry drupe, available in October. 
A large shrub to small or large tree; flowers March—May; occurs in sandy 
and other soils. 
Stomach records: Wood duck. 
Styrax officinalis L. 
A Mediterranean species represented in California by var. californica Munz 
and Johnst., a large shrub; in regions 4 and 10; flowering May-July. Var. 
fulvescens (Hastw.) Munz and Johnst. (Styraxr fulvescens Hastw.) is a similar 
plant in regions 5 and 10. 
The fruit of both is a capsule, and both occur in sunny sites which are dry 
or well-drained. 
Styrax platanifolia Engelm. Storax. 
Range: 20, 29. 
Site: Moist, sun. 
Fruit: Stony capsule. 
A large, handsome shrub. 
Styrax pulverulenta Michx. Powdery storax. 
Range: 27, 28, 29, 30. 
Site: Moist, sun. 
Fruit: Capsule. 
A smail to large shrub; flowers March-April. Very similar to S. americana. 
Stomach records: Mallard. 
Svida alternifolia, see Cornus alternifolia. 
Svida amomum, see Cornus amomum. 
Svida asperifolia, see Cornus asperifolia. 
Svida baileyi, see Cornus baileyi. 
Svida californica, see Cornus californica. 
Svida catalinensis, see Cornus glabrata. 
Svida foemina, see Cornus foemina. 
Svida interior, see Cornus interior. 
Svida microcarpa, see Cornus microcarpa. 
Svida priceae, see Cornus priceae. 
Svida pubescens, see Cornus occidentalis. 
Svida rugosa, see Cornus circinata. 
Svida stricta, see Cornus foemina. 
Svida stolonifera, see Cornus stolonifera. 
Symphoricarpos spp. 
All species may be propagated by soft or hardwood cuttings cut below the node 
and treated with potassium permanganate, or they may be propagated by seed. 
Many species contain small amounts of saponin, but such large quantities are 
necessary to cause acute poisoning that cases of livestock poisoning are rare. 
Stomach records (in addition to specific records) : Twenty-six species of birds, 
including ruffed grouse, dusky grouse, sharp-tailed grouse, ring-necked pheasant, 
and California quail; black-tailed deer, plains white-tailed deer. Observations 
(in addition to specific records): Six species of birds; much eaten by ring- 
necked pheasant; Hungarian partridge; pica, Rocky Mountain black-tailed deer. 
Hxtremely important browse for livestock in Utah, Nevada, and southern idaho; 
cases of livestock sickness charged to this genus appear to be extremely rare. 
Symphoricarpos acutus, see Symphoricarpos albus. 
