Euonymus maackii Rupr.

Species

Angiosperms > Celastrales > Celastraceae > Euonymus

Characteristics

Deciduous shrubs to trees, 3-10 m tall, to 15 cm d.b.h.; branches and twigs terete, sturdy, green to light green. Petiole 1-2.5 mm; leaf blade thinly leathery or thickly papyraceous, ovate, orbicular-ovate, elliptic, or ovate-lanceolate, 6-10.5 × 2-4 cm, base subattenuate, margin crenulate, apex acute or acuminate, sometimes caudate, both surfaces smooth; lateral veins 6-8 pairs, curving forward, webbing and disappearing before reaching margin. Peduncle 2-3.5 cm, 1-3 × dichotomously branched, several flowered; pedicel 5-7 mm. Flowers 4-merous, 8-9 mm in diam.; sepals ovate; petals white, lanceolate or long ovate, apex acuminate or obtuse. Capsule rhombic, with 4 angles and deep grooves, base attenuate, brown or yellow-brown to red-brown, ca. 8 × 9 mm. Seeds subglobose, dark brown, partially covered by orange aril. Fl. Apr-Jul, fr. Aug-Nov.
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A shrub or small tree. It loses its leaves during the year. It grows 3-10 m tall. The trunk is 15 cm across. The leaves are thick and oval and 6-11 cm long by 2-4 cm wide. The edges are wavy. There are several flowers in a group.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) 1.08
Mature height (meter) 5.25 - 6.0
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

Shrubby formations in river valleys, coastal plains etc, usually on alluvial sands, occasionally on dry ridges with open forest. Edges of woodlands and forests; at elevations up to 1,000 metres.
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It is a temperate plant. In China it grows on the edges of forests from sea level to 1,000 m above sea level. In Sichuan and Yunnan.
Light 4-9
Soil humidity 2-7
Soil texture 2-5
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 4-7

Usage

Caution:
Uses material medicinal
Edible leaves
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by cuttings or seedlings.
Mode cuttings seedlings
Germination duration (days) 114 - 186
Germination temperacture (C°) 7 - 11
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -33
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Euonymus maackii leaf picture by Dieter Albrecht (cc-by-sa)
Euonymus maackii leaf picture by Dieter Albrecht (cc-by-sa)

Flower

Euonymus maackii flower picture by Dieter Albrecht (cc-by-sa)
Euonymus maackii flower picture by Dieter Albrecht (cc-by-sa)
Euonymus maackii flower picture by Dieter Albrecht (cc-by-sa)

Fruit

Euonymus maackii fruit picture by Dieter Albrecht (cc-by-sa)

Distribution

Euonymus maackii world distribution map, present in China, Liberia, Mongolia, Korea (Democratic People's Republic of), Tajikistan, and United States of America

Conservation status

Euonymus maackii threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:160989-1
WFO ID wfo-0000681907
COL ID 3CGZ9
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Euonymus bungeanus Euonymus forbesii Euonymus coreanus Euonymus maackii Euonymus mongolicus Euonymus oukiakensis Euonymus quelpaertensis Euonymus trapococcus Euonymus micranthus Euonymus semipersistens Euonymus maackii f. lanceolatus Euonymus bungeanus var. mongolicus Euonymus bungeanus var. semipersistens Euonymus hamiltonianus var. maackii Euonymus hamiltonianus var. semipersistens Euonymus maackii var. trichophyllus Euonymus bungeanus var. integrifolius Euonymus bungeanus var. latifolius Euonymus bungeanus var. ovatus Euonymus bungeanus f. pendulus Euonymus maackii f. salicifolia Euonymus hamiltonianus var. maackii