Quercus engleriana Seemen

Species

Angiosperms > Fagales > Fagaceae > Quercus

Characteristics

Trees to 25 m tall, evergreen. Young branchlets yellowish gray tomentose, glabrescent. Petiole 1-2 cm, tomentose, glabrescent; leaf blade lanceolate, ovate, ovate-elliptic, or elliptic, 6-16 × 2.5-5.5 cm, densely yellowish brown pubescent but glabrescent or abaxially retaining fascicled hairs on axil of veins, adaxially flat to rugose, base rounded, broadly cuneate, or rarely shallowly cordate, margin serrate from middle to apex or sometimes entire, apex acuminate; midvein and secondary veins adaxially flat or sometimes impressed; secondary veins 10-13 on each side of midvein; tertiary veins abaxially slender, evident to prominent or obscured by indumentum when young. Female inflorescences axillary on apical portion of young shoots, 1-3 cm. Infructescence 1-5 cm; cupules 1-10. Cupule bowl-shaped, 4-7 × 8-12 mm, enclosing 1/3-1/2 of nut; bracts ovate-lanceolate, ca. 1 mm, grayish brown pubescent basal to middle, apex purple red and glabrous. Nut narrowly ovoid, 1-2 × 0.6-1 cm, glabrous; scar 3-5 mm in diam., raised; stylopodium 2-3 mm. Fl. May-Jun, fr. Nov.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality monoecy
Pollination anemogamy
Spread -
Mature width (meter) 4.0 - 8.0
Mature height (meter) 7.5 - 8.0
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 c3

Environment

Mixed mesophytic forests; at elevations from 700-2,700 metres. Rocky places.
Light 7-9
Soil humidity -
Soil texture -
Soil acidity 2-8
Soil nutriment -
Hardiness (USDA) 11-11

Usage

Uses dye hedge medicinal timber wood
Edible seeds
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by cuttings or seedlings.
Mode cuttings seedlings
Germination duration (days) 120 - 365
Germination temperacture (C°) 10
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Quercus engleriana world distribution map, present in China

Conservation status

Quercus engleriana threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:296109-1
WFO ID wfo-0000290661
COL ID 4R4VH
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Quercus sutchuenensis Quercus dolichostyla Quercus engleriana Quercus lyoniifolia Myrica cavaleriei Quercus obscura