Elaeagnus tonkinensis Serv.

Species

Angiosperms > Rosales > Elaeagnaceae > Elaeagnus

Characteristics

Shrubs, evergreen, erect, ca. 3 m tall. Young branches with dense ferruginous scales. Petiole ca. 6 mm, slender, densely dark brown scaly; leaf blade elliptic, 4.5-5.6 × 1.5-2.4 cm, papery, abaxially densely yellowish white scaly, lateral veins 4 or 5 per side of midrib, inconspicuous on both surfaces, base obtuse, margin entire, apex obtuse. Flowers often 2-5 in axils. Pedicel light yellow, 2-3 mm. Flowers nodding, light brown, outside densely scaly. Calyx tube cup-shaped, campanulate, 3.5-4 mm; lobes broadly triangular or broadly ovate, ca. 3 mm, inside with sparse stellate hairs, apex cuspidate. Filaments very short; anthers ellipsoid, ca. 1.8 mm. Style S-shaped. Drupe narrowly ellipsoid, ca. 1.2 × 0.4 cm, rust-colored scaly. Fl. Nov-Dec, fr. Mar-Apr.
More
An evergreen shrub. It grows 3 m tall. Young branches have dense rusty hairs. The leave are oval and 5-7 cm long by 1-2 cm wide. They have yellow scales underneath. The flowers occur in groups of 2-5. They are nodding and light brown. The fruit are oval and 1.2 cm long by 0.4 cm wide.
Life form -
Growth form shrub
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 3.0
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 frankia
Photosynthetic pathway -

Environment

It is a tropical plant. It grows on open mountain slopes between 1,900-2,600 m above sea level. In Yunnan.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-12

Usage

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

Cultivation

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

Images

Elaeagnus tonkinensis unspecified picture

Distribution

Elaeagnus tonkinensis world distribution map, present in China, Thailand, and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:323822-1
WFO ID wfo-0000663946
COL ID 38XF6
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Elaeagnus tonkinensis Elaeagnus tonkinensis var. grandifolia Elaeagnus tonkinensis var. longispicata