Betula calcicola (W.W.Sm.) P.C.Li

Species

Angiosperms > Fagales > Betulaceae > Betula

Characteristics

Shrubs to 4 m tall; bark gray-black. Branches erect or prostrate; branchlets grayish brown, densely white or yellow villous. Petiole 1-2 mm, densely yellow sericeous-villous; leaf blade suborbicular or broadly ovate, rarely oblong, 2-3.2 × 1.5-2.5 cm, leathery, abaxially densely yellow sericeous-villous along veins, sparsely resinous punctate, adaxially densely white or yellow sericeous-villous, base rounded or broadly cuneate, margin obtusely doubly serrate, apex rounded or obtuse; lateral veins 9-16 on each side of midvein, distinctly raised abaxially, deeply impressed adaxially. Female inflorescence oblong-cylindric, 1.5-2 cm × 7-10 mm; peduncle ca. 2 mm; bracts ca. 5 mm, densely sericeous-villous, base hispidulous, margin densely and long ciliate, middle lobe oblong, lateral lobes ovate, 1/3-1/2 as long as middle lobe. Nutlet suborbicular, ca. 2.5 × 2 mm, with very narrow wings. Fl. Jun-Jul, fr. Jul-Aug.
Life form -
Growth form
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Foliage retention deciduous
Sexuality monoecy
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Mature height (meter) 4.0
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Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
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JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
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Environment

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Usage

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Edible -
Therapeutic use -
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Cultivation

Mode -
Germination duration (days) 30 - 90
Germination temperacture (C°) 18 - 23
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Germination treatment stratification
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Distribution

Betula calcicola world distribution map, present in China

Conservation status

Betula calcicola threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:107733-1
WFO ID wfo-0000331591
COL ID 5WJXR
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Betula calcicola Betula delavayi var. calcicola Betula forrestii var. calcicola