Trigonostemon fragilis (Gagnep.) Airy Shaw

Species

Angiosperms > Malpighiales > Euphorbiaceae > Trigonostemon

Characteristics

Shrubs ca. 1 m tall; young branches, petiole, and inflorescences uniformly densely spreading tawny pubescent, glabrescent. Leaves uniformly spaced; petiole 1-3 cm; leaf blade elliptic to oblong, 15-23 × 6-8.5 cm, papery, pubescent to glabrous on both surfaces, base broadly cuneate to rotund, margin entire or sparsely serrulate, apex acuminate, sometimes long acuminate; lateral veins 8-10. Panicles terminal, to 25 cm; bracts lanceolate, 3-5 mm. Male flowers: sepals 5, ovate, ca. 2 mm, exterior sparsely hairy; petals yellow, orange when dry, obovate, 3-5 mm, hooked; stamens 3. Female flowers: sepals lanceolate, 5-7, exterior pubescent; petals yellow, orange when dry, obovate-elliptic, ca. 8 × 4-5 mm, hooked; disk annular; ovary glabrous; styles 3; stigmas capitate. Capsules subglobose, ca. 1 cm, glabrous. Fl. Apr-May, fr. Jun-Aug.
Life form perennial
Growth form
Growth support -
Foliage retention deciduous
Sexuality monoecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 1.0
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) -

Usage

Uses medicinal
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 fragilis world distribution map, present in China and Viet Nam

Conservation status

Trigonostemon fragilis threat status: Vulnerable

Identifiers

LSID urn:lsid:ipni.org:names:358008-1
WFO ID wfo-0000328281
COL ID 58T9K
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Poilaniella fragilis Trigonostemon lutescens Trigonostemon fragilis