Ehretia dicksonii Hance

Species

Angiosperms > Boraginales > Boraginaceae > Ehretia

Characteristics

Trees ca. 15 m tall; bark gray-brown, fissured; branches brown; branchlets light brown, pubescent. Petiole 1-4 cm, pubescent; leaf blade broadly elliptic, elliptic, ovate, or obovate, 8-25 × 4-15 cm, abaxially densely and minutely hispid, hairs discoid at base, extremely scabrous, adaxially densely pubescent, base cuneate or rotund, margin serrate, apex acute. Cymes terminal, corymbose or paniculate, 6-9 cm wide, bracteate or not; bracts linear, ca. 5 mm. Flowers sessile or nearly so. Calyx 3.5-4.5 mm, parted nearly to base; lobes oblong or ovate, pubescent. Corolla white to pale yellow, tubular-campanulate, fragrant, 8-10 mm, base ca. 2 mm wide; throat 6-7 mm wide; lobes oblong, 3-4 mm, shorter than tube. Stamens exserted from corolla; filaments 3-4.5 mm; anthers 1.5-2 mm. Style 6-9 mm, glabrous, rarely appressed pubescent, branches 1-1.5 mm. Drupes yellow, subglobose, 1-1.5 cm in diam.; endocarp divided at maturity into 2 2-seeded pyrenes. Fl. Mar-May, fr. Jun-Jul. 2n = 40*.
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A tree up to about 15 m tall. The leaves are narrowly oval and have some hairs. The flowers are small and white to pale yellow. They are fragrant. They are in clusters at the ends of branches. The fruit are roundish and yellow. They are 12 mm across.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) 10.0
Mature height (meter) 10.0
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

A tropical and subtropical plant. It grows on open forests on slopes, shaded moist hillsides between 100–2300 m altitude in China. It is best in light, humus-rich, well-drained soils. It needs an open sunny position. It is resistant to frost but damaged by drought. It suits hardiness zones 9-11. In Sichuan and Yunnan.
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Open forests on slopes, shaded moist hillsides; at elevations from 100-2,300 metres. Warm rocky valleys in the warmer areas of C. and S. Japan. In evergreen forests near the sea.
Light 4-9
Soil humidity 4-6
Soil texture 3-5
Soil acidity 3-9
Soil nutriment -
Hardiness (USDA) 7-9

Usage

Uses environmental use food material wood
Edible fruits leaves
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Plants can be grown by seeds.
Mode cuttings seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -18
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Ehretia dicksonii unspecified picture

Distribution

Ehretia dicksonii world distribution map, present in China, Japan, Myanmar, and Taiwan, Province of China

Conservation status

Ehretia dicksonii threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:116012-1
WFO ID wfo-0000663398
COL ID 6DYSH
BDTFX ID 123974
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Ehretia dicksonii Ehretia dicksonii var. japonica Ehretia dicksonii var. liukiuensis Ehretia dicksonii var. velutina Ehretia macrophylla var. tomentosa Ehretia dicksonii var. tomentosa