Xylosma controversa Clos

Species

Angiosperms > Malpighiales > Salicaceae > Xylosma

Characteristics

Shrubs or small trees, evergreen, 4-10 m tall; young stems often spiny, bark gray-brown; branchlets terete, glabrous or puberulous. Stipules subulate or triangular, minute, ca. 0.2 mm, glabrous, in dried material dark brown or blackish, caducous or persistent for some time; petiole 5-10 mm, glabrous or pubescent; leaf blade elliptic to oblong-elliptic, 5-10(-18) × 3-7 cm, thickly papery to leathery, both surfaces glabrous, or abaxially spreading pubescent, midvein raised abaxially, impressed or flat adaxially, lateral veins 5 or 6(or 7) pairs, arched-ascending, especially basal pairs, conspicuous on both sides, base acute to slightly attenuate, margin serrate, apex acute or acuminate, acumen 5-10 mm. Inflorescence axillary, paniculate, often with very short branches and then racemelike, lax; rachis 1.5-5 cm, puberulous to pubescent with spreading yellowish hairs, sometimes glabrescent. Pedicels 2-3 mm, puberulous to pubescent; bracts ovate to lanceolate, 1-3 mm, both surfaces pubescent, persistent or caducous. Flowers numerous, greenish white, 3-4 mm in diam. Sepals 4, ovate-orbicular, (1-)2-2.5(-3) mm, often unequal in size, outside pubescent with short semispreading hairs, or nearly glabrous, inside densely hairy, hairs semispreading, white, long; sepal margin ciliate. Staminate flowers: stamens with filaments ca. 2 mm, anthers ellipsoid, ca. 0.5 mm; disk glands small, close set. Pistillate flowers: ovary ovoid-globose, ca. 2 mm; disk annular or few lobed; placentas 2, each with 2 or 3 ovules; styles 2(or ?3), usually completely joined to form a single style column (0.5-)1(-1.5) mm. Fruit reported as red, drying black, globose, 3-5 mm in diam. Seeds 2-8, mid to darker brown when dried, ovoid, flattened at least on one side by mutual compression, 4-5 mm, completely enclosed in a thin sheath, sheath without dark streaks. Fl. Apr-May, fr. Aug-Sep.
Life form -
Growth form tree
Growth support free-standing
Foliage retention
Sexuality dioecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 4.0 - 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

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 7-12

Usage

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

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
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Germination treatment -
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Optimum temperature (C°) -
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Productivity -

Distribution

Xylosma controversa world distribution map, present in China, India, Lao People's Democratic Republic, Malaysia, and Viet Nam

Conservation status

Xylosma controversa threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:112131-1
WFO ID wfo-0001253456
COL ID 5CMNL
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Myroxylon controversum Xylosma controversa Xylosma controversa var. controversa Xylosma controversa var. pubescens Xylosma controversa var. glabra