Styrax benzoides Craib

Siam benzoin (en)

Species

Angiosperms > Ericales > Styracaceae > Styrax

Characteristics

Trees 9--12 m tall. Branchlets terete, densely gray-brown stellate tomentose. Leaves alternate; petiole 1--1.5 cm, nearly 4-angled; leaf blade ovate to ovate-lanceolate, 5--7 X 3--6.5 cm, leathery, abaxially densely gray-brown stellate tomentose, adaxially glabrous or primary vein densely stellate pubescent, base rounded, margin subentire, apex acuminate, secondary veins 5--9 pairs, tertiary veins subparallel. Inflorescences axillary, racemes or panicles, many-flowered, 2.5--5 cm. Pedicel ca. 4 mm. Flowers 1--1.2 cm. Calyx ca. 3.5 X 3 mm, truncate to undulate, rarely 5-toothed, densely stellate tomentose. Corolla tube ca. 2 mm; lobes oblong-lanceolate, ca. 9 X 2 mm. Filaments densely stellate villose on free part. Fruit globose to subglobose, 1--1.6 in diam., rugose, densely gray stellate tomentose, 3-valvate dehiscent. Seeds brown, glabrous. Fr. Oct.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 9.0 - 12.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-12

Usage

Uses material medicinal social use
Edible -
Therapeutic use Cancer (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 30 - 90
Germination temperacture (C°) 12 - 18
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Styrax benzoides world distribution map, present in China, Lao People's Democratic Republic, Myanmar, Thailand, and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:826731-1
WFO ID wfo-0001141430
COL ID 53C3Q
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Styrax benzoides