Quercus utilis Hu & Cheng

Species

Angiosperms > Fagales > Fagaceae > Quercus

Characteristics

Trees to 10 m tall, evergreen. Branchlets thin, finely striate, sparsely stellate tomentose, grayish with age, glabrescent. Petiole thin, 2-5 mm, glabrescent; leaf blade ovate, elliptic-lanceolate, or obovate, 2.5-5.5 × 1.5-2.5 cm, thinly leathery, abaxially greenish and with stellate hairs in axil of secondary veins, adaxially brightly green and sparsely stellate on midvein, base cuneate and decurrent on petiole, margin glandular serrulate, apex shortly mucronate; secondary veins 9-11 on each side of midvein, slender, evident, adaxially impressed; tertiary veins abaxially conspicuous. Infructescence with 1 or 2 cupules; rachis ca. 5 mm thick, with stellate hairs. Cupule bowl-shaped, 6-7 mm in diam., enclosing ca. 1/3 of nut; bracts ovate, ca. 1 mm, crowded, densely yellowish brown tomentose. Nut ovoid to narrowly ellipsoid, ca. 10 × 7 mm, brown, glabrous but apex with filiform hairs and acuminate; scar ca. 2 mm in diam., raised; stylopodium ca. 1 mm in diam., easily broken. Fl. Apr-May, fr. Sep-Nov.
Life form -
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality monoecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 10.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

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

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 120 - 365
Germination temperacture (C°) 10
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Quercus utilis world distribution map, present in China

Conservation status

Quercus utilis threat status: Endangered

Identifiers

LSID urn:lsid:ipni.org:names:360218-1
WFO ID wfo-0000293798
COL ID 4R6D9
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Quercus utilis