Euphorbia griffithii Hook.F.

Species

Angiosperms > Malpighiales > Euphorbiaceae > Euphorbia

Characteristics

Herbs, perennial, erect, 20-70 cm tall. Rootstock usually extensively rhizomatous, rarely a shallowly buried subglobose tuber, rhizome 3-5 mm thick, tuber to 5 cm. Stems mostly single, less often clustered, 3-7 mm thick, sometimes branched, usually mostly glabrous. Leaves alternate; stipules absent; basal scale-leaves few; petiole indistinct, short and broadly winged; leaf blade ovate-oblong to elliptic, very variable, 2-7 × 0.6-1.2 cm, leathery or almost so, base attenuate-cuneate, margin entire, apex acute or obtuse; midrib prominent on both surfaces, lateral veins not reaching margin. Primary involucral leaves 3-7(-12), light red or orange, less often yellow, long elliptic to elliptic, base attenuate, apex rounded or acuminate, primary rays 3-7, 2-4 cm; cyathophylls 2, usually red or red-purple, much varied, rounded or subtruncate at base, usually rounded or subrounded at apex. Cyathium involucre cuplike, ca. 3 × 3.5 mm, lobes rounded, white pilose at margin and inside; glands 4, brown, rounded. Male flowers many, exserted from involucre. Female flower: ovary pedicellate and extended out of cup, smooth, glabrous; styles free; style arms peltate, slightly 2-lobed. Fruiting pedicel 4-5 mm; capsule globose, ca. 4 × 4 mm, smooth, glabrous. Seeds ovoid-globose, 2.5-3 × ca. 2 mm, dark gray or gray-brown, adaxial surface light striate; caruncle peltate, extremely shortly stipitate. Fl. and fr. Jun-Sep.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality monoecy
Pollination -
Spread -
Mature width (meter) 0.5 - 1.0
Mature height (meter) 0.5 - 1.0
Root system rhizome
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 4-7
Soil humidity 4-7
Soil texture 1-2
Soil acidity 2-8
Soil nutriment -
Hardiness (USDA) 5-8

Usage

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

Cultivation

Can be grown by cuttings or divisions. Seeds needs soaking.
Mode cuttings divisions
Germination duration (days) 10 - 15
Germination temperacture (C°) 19 - 24
Germination luminosity -
Germination treatment soaking
Minimum temperature (C°) -29
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Euphorbia griffithii unspecified picture

Distribution

Euphorbia griffithii world distribution map, present in China, Myanmar, and Nepal

Identifiers

LSID urn:lsid:ipni.org:names:346690-1
WFO ID wfo-0000962385
COL ID 3CP2D
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Tithymalus griffithii Euphorbia griffithii Euphorbia rubriflora

Lower taxons

Euphorbia griffithii var. bhutanica Euphorbia griffithii var. griffithii