Lithocarpus variolosus Chun

Species

Angiosperms > Fagales > Fagaceae > Lithocarpus

Characteristics

Trees to 20 m tall. Branchlets blackish when dry, sparsely lenticellate; lenticels grayish brown. Petiole 1(-1.5) cm; leaf blade broadly ovate, ovate-elliptic, or lanceolate, 6-15(-24) × 3-5(-7) cm, leathery to thickly papery, abaxially with thick adherent, waxy scalelike trichomes and ± glaucous when dry, base subrounded to broadly cuneate, margin entire, apex acuminate and usually falcate; secondary veins 6-10 on each side of midvein, adaxially ± impressed, fusing near margin; tertiary veins abaxially inconspicuous to slender, evident. Male inflorescences solitary in axils of leaves or paniculate. Female inflorescences usually terminal clusters, 3-6(-10) cm; rachis stout, usually twisted, with tawny scalelike trichomes; cupules in clusters of ca. 3. Infructescences 4-7 cm; rachis ca. 3 mm thick. Cupule cupular, 0.6-1.8 × 1.5-2.5 cm, usually broadest slightly apically from middle, enclosing 1/2 to most of nut, wall 1-1.5 mm thick; bracts reddish to dark grayish brown, basal bracts usually united in continuous or interrupted rings and obscurely broadly ovate or multilateral, apically triangular and small. Nut depressed globose, 1-2 × 1.2-2.6 cm, glabrous, wall ca. 0.5 mm thick; scar covering 1/5-1/3(-1/2) of nut, convex but concave at margin. Fl. May-Jul, fr. Jul-Sep of following year.
Life form -
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality monoecy
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Mature height (meter) 20.0
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JanFebMar
AprMayJun
JulAugSep
OctNovDec
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JanFebMar
AprMayJun
JulAugSep
OctNovDec
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Environment

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Usage

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Edible -
Therapeutic use -
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Cultivation

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Distribution

Lithocarpus variolosus world distribution map, present in China

Conservation status

Lithocarpus variolosus threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:359042-1
WFO ID wfo-0000230312
COL ID 3VK74
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Lithocarpus variolosus Lithocarpus hui Quercus variolosa Pasania variolosa Synaedrys variolosa Pasania hui