Euphorbia trichotoma Kunth

Sanddune spurge (en)

Species

Angiosperms > Malpighiales > Euphorbiaceae > Euphorbia

Characteristics

Herbs, perennial, with thick rootstock. Stems erect, branched, 15–40 cm, glabrous. Leaves: petiole absent; blade obovate to oblanceolate, 5–20 × 2–7 mm, base broadly attenuate, margins entire, apex acute to obtuse, surfaces glabrous; venation pinnate, very obscure, midvein prominent. Cyathial arrangement: terminal pleiochasial branches 3, each usually 1–2 times 3-branched, sometimes unbranched; pleiochasial bracts similar in shape and size to distal leaves, alternate; dichasial bracts distinct, obovate to oblanceolate, base broadly attenuate, margins entire, apex acute to obtuse; axillary cymose branches 0. Cyathia: peduncle 0.7–1 mm. Involucre hemispheric, 1–1.5 × 1.4–2 mm, glabrous; glands 5, elliptic to slightly crescent-shaped, 0.4–0.6 × 0.9–1.1 mm; horns divergent, 0.1–0.2 mm. Staminate flowers 8–10. Pistillate flowers: ovary glabrous; styles 0.2–0.4 mm, 2-fid. Capsules depressed-ovoid, 1.1–1.5 × 2–3 mm, strongly 3-lobed; cocci rounded, minutely papillate, sometimes appearing smooth, glabrous; columella 1.6–1.9 mm. Seeds white, ovoid-globose, 1.8–2 × 1.6–1.8 mm, smooth; caruncle ± rounded and flattened, 0.3 × 0.3 mm.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality monoecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

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

Cultivation

Mode -
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 trichotoma world distribution map, present in Bahamas, Belize, Cuba, Cayman Islands, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:348559-1
WFO ID wfo-0000965168
COL ID 3CR2Z
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Tithymalus trichotomus Galarhoeus trichotomus Euphorbia sagrana Euphorbia trichotoma Euphorbia dumosa Euphorbia trichotoma var. macilenta