Euphorbia thomsoniana Boiss.

Species

Angiosperms > Malpighiales > Euphorbiaceae > Euphorbia

Characteristics

Herbs, 20-30 cm tall. Root terete, few branches, 30-50 cm × 6-10 mm. Stems many branched basally, slightly purplish, glabrous. Leaves alternate; stipules absent; basal scale-leaves purple or light red, ca. 5 × 3 mm, overlapping; leaf blade elliptic, 2-3 × 1-1.6 cm, glabrous, base subrounded, apex rounded; lateral veins inconspicuous. Primary involucral leaves 5-8, broadly ovate, ca. 2.5 × 1-2 cm, base subrounded, apex slightly narrow, primary rays 5-8, 1-4 cm; cyathophylls 2, triangular-ovate, ca. 1.5 × 1.4 cm, base subtruncate, apex acuminate. Cyathium sessile; involucre campanulate, 4-5 × 4-5 mm, lobes triangular, slightly bent inside, densely white pubescent inside and on margin, sparsely white pilose outside; glands 4, dark brown, reniform, shortly stalked, suberect, sparsely shortly pilose. Male flowers many, little exserted from involucre. Female flower: ovary usually not exserted from cup, sparsely shortly pilose; styles connate below middle, persistent; style arms 2-lobed. Capsule subglobose, 6-7 × ca. 7 mm, sparsely shortly pilose. Seeds ovoid-globose, ca. 6.5 × 5 mm, light gray with brown reticulum, smooth; caruncle present. Fl. and fr. Jun-Sep.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality monoecy
Pollination entomogamy
Spread -
Mature width (meter) -
Mature height (meter) 0.25 - 0.3
Root system creeping-root
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

The lower subalpine to the upper alpine levels.
Light 7-9
Soil humidity 1-6
Soil texture 3-6
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 5-10

Usage

Uses medicinal
Edible -
Therapeutic use Detergent (unspecified), Purgative (unspecified), Shampoo (unspecified), Hair (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by seedlings. Seeds needs soaking.
Mode seedlings
Germination duration (days) 10 - 15
Germination temperacture (C°) 21 - 26
Germination luminosity -
Germination treatment soaking
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Euphorbia thomsoniana world distribution map, present in Afghanistan, China, India, Kazakhstan, Kyrgyzstan, Sri Lanka, Pakistan, and Turkmenistan

Identifiers

LSID urn:lsid:ipni.org:names:348500-1
WFO ID wfo-0000965101
COL ID 3CQZ9
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Tithymalus tianshanicus Euphorbia thomsoniana Euphorbia tianshanica Euphorbia tianschanica Euphorbia prokhanovii Tithymalus thomsonianus