Trigonostemon bonianus Gagnep.

Species

Angiosperms > Malpighiales > Euphorbiaceae > Trigonostemon

Characteristics

Shrubs or treelets, 2-4 m tall; young branches puberulent, glabrous at maturity; leaf blade narrowly elliptic to oblong-lanceolate, 10-17 × 2.5-5 cm, papery, glabrous on both surfaces, base cuneate, margin entire or sparsely serrulate, apex acuminate to caudate-acuminate, acumen obtuse; veins from base 3, lateral veins 3-5. Racemes terminal, spreading, to 15 cm, puberulent; bracts linear, 3-10 cm. Male flowers ca. 6 mm in diam.; sepals 5, lanceolate; petals yellow. Female flowers: sepals lanceolate, 5-6 mm; petals elliptic, ca. 1.2 cm, yellow; ovary glabrous; styles 3, short; stigmas capitate. Fruits not seen. Fl. May.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention deciduous
Sexuality monoecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 2.0 - 4.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

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

Usage

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

Cultivation

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

Distribution

Trigonostemon bonianus world distribution map, present in China and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:357987-1
WFO ID wfo-0000328252
COL ID 58T8T
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Trigonostemon filipes Trigonostemon lii Trigonostemon bonianus Trigonostemon kwangsiensis Trigonostemon kwangsiensis var. viridulus Trigonostemon petelotii