Jepson Flora Project: Jepson Interchange    

 
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Jepson Interchange (more information)
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  • Up-to-date information about California vascular plants is available from the Jepson eFlora.

STYRACACEAE

STORAX FAMILY

James R. Shevock

Shrubs, small trees, often stellate- or peltate-hairy; bark resinous
Leaves simple, alternate, generally entire; stipules 0
Inflorescence: panicle, raceme, cyme, or flowers solitary
Flower generally bisexual, radial, generally showy, fragrant; sepals 4–5, fused, persistent; petals 2–5(7), fused below, tube short; stamens generally 2–4 X petal number, generally epipetalous in 1 series; ovary superior or inferior, chambers 2–5
Fruit: generally capsule or drupe
Seeds generally 1–2 per chamber
Genera in family: ± 10 genera, ± 150 species: e&w US to South America; also in Medit, e Asia; some cultivated as ornamental (Styrax, Halesia ); some bark resins are medicinal.

STYRAX

SNOWDROP BUSH

Shrubs, trees
Leaves generally deciduous
Inflorescence: generally raceme, drooping
Flower: calyx truncate; corolla white, fragrant; stamens 10–16, fused at base
Fruit: generally capsule, ± spheric
Seed generally 1 per chamber
Species in genus: ± 120 species: especially se Asia; some with medicinal resins
Etymology: (Greek: name of Theophrastus for plant providing gum storax)
Reference: [Gonsoulin 1974 Sida 5:191–258]

Native

S. officinalis L. var. redivivus (Torr.) R.A. Howard

Shrub 1–4 m
Leaf: petiole 3–10 mm, variably hairy; blade 2–7 cm, obovate to ± round, upper surface generally glabrous, lower surface paler, stellate-hairy, base often ± cordate
Inflorescence: cluster, few-flowered; peduncle 6–12 mm
Flower: calyx teeth obscure, unequal; corolla 12–18 mm, 4–10-lobed, white, showy
Fruit generally 12–14 mm
Seed spheric-ovoid, light brown, smooth
Ecology: Uncommon. Dry places in chaparral, woodland
Elevation: generally < 1500 m.
Bioregional distribution: High North Coast Ranges, Inner North Coast Ranges, Cascade Range, Sierra Nevada, Outer South Coast Ranges, w Western Transverse Ranges, San Bernardino Mountains, Peninsular Ranges
Synonyms: var. californicus (Torr.) Rehd.; var. fulvescens (Eastw.) Munz & I.M. Johnst
Hair density and color variable throughout range
Horticultural information: 6, 7, 8, 9, 10, 14, 18, 19, 20, 21; SUN: 4, 15, 16, 17, 22, 23, 24.

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