Quercus oxyphylla Hand.-mazz.

Species

Angiosperms > Fagales > Fagaceae > Quercus

Characteristics

Trees to 20 m tall, evergreen. Branchlets densely yellowish brown stellate tomentose, often finely striate. Petiole 0.5-1.5 cm, densely with yellowish brown stellate hairs; leaf blade ovate-lanceolate, oblong, or elliptic, 5-12 × 2-6 cm, stellate tomentose when young, abaxially pubescent with age, base rounded to cordate, margin apically with shallow teeth or entire, apex acuminate to shortly acuminate; secondary veins 6-12 on each side of midvein; tertiary veins abaxially slender, evident. Infructescence 1-2 cm, rachis pubescent, with 1 or 2 cupules. Cupule cupular, 1.2-1.5 × 1.8-2.5 cm including bracts, enclosing ca. 1/2 of nut; bracts linear-lanceolate, ca. 5 mm, yellowish brown tomentose, apex inflexed. Nut narrowly ellipsoid to ovoid, 2-2.5 × 1-1.4 cm, apex yellowish brown pubescent; scar 3-5 mm in diam., slightly raised; stylopodium ca. 1 mm in diam., easily broken. Fl. May-Jun, fr. Sep-Oct of following year.
Life form -
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality monoecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 20.0
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 oxyphylla world distribution map, present in China

Conservation status

Quercus oxyphylla threat status: Near Threatened

Identifiers

LSID urn:lsid:ipni.org:names:359925-1
WFO ID wfo-0000292294
COL ID 4R5Q8
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Quercus oxyphylla Quercus spathulata var. oxyphylla