Elaeagnus calcarea Z.R.Xu

Species

Angiosperms > Rosales > Elaeagnaceae > Elaeagnus

Characteristics

Shrubs, semievergreen, erect, ca. 2 m tall. Spines absent; young branches densely stellate-pilose, hairs rust-colored, long-stalked, glabrescent. Petiole 6-8 mm, stellate-pilose, hairs long stipitate, rust-colored; leaf blade elliptic, 6-9 × 3-3.5 cm, papery, abaxially densely stellate-pilose particularly on veins, hairs long-stalked, white scaly when young, these lost later, adaxially densely white stellate-pilose when young, later glabrous, lateral veins 6 or 7 per side of midrib, raised abaxially and impressed adaxially, base broadly cuneate to nearly rounded, margin entire, apex acuminate. Flowers in clusters of 7-10 on very reduced shoots in axils of leaves on long shoots. Pedicel ca. 2 mm, with dense rust-colored scales. Flower ca. 8 mm overall. Calyx tube tubular, 4-ribbed, ca. 5 × 3 mm, outside with dense rust-colored or silvery scales, interior glabrous; lobes ovate-triangular, ca. 3 × 3.5 mm. Filaments very short, ca. 0.7 mm; anthers narrowly elliptic, ca. 2 mm. Style erect, slightly longer than stamens, glabrous or sparsely villous. Fruit not seen. Fl. Apr.
Life form -
Growth form shrub
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 2.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
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Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
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Nitrogen fixer frankia
Photosynthetic pathway -

Environment

Light -
Soil humidity -
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Hardiness (USDA) -

Usage

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

Cultivation

Mode -
Germination duration (days) 140 - 180
Germination temperacture (C°) 10 - 18
Germination luminosity -
Germination treatment -
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Optimum temperature (C°) -
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Productivity -

Distribution

Elaeagnus calcarea world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:929210-1
WFO ID wfo-0000663697
COL ID 6DZSR
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Elaeagnus calcarea