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Euphorbia helioscopia L.
Family Euphorbiaceae
Common name: Sun Spurge

Euphorbia helioscopia L. APNI*

Description: Erect or spreading annual to c. 50 cm high with 1-many stems, slightly hairy in upper part, each stem with 3–5 terminal fertile branches at first 3-branched and then dichotomously divided 1–3 times.

Stem leaves obovate to spathulate, 10–40 mm long; lower leaves of fertile branches similar to stem leaves but usually larger; upper leaves with lamina circular to elliptic, to 15 mm long, toothed.

Cyathia solitary in the base of the fork or 1–3 terminal, c. 2 mm long, on short peduncles.

Capsule c. 2 mm long, c. 3 mm diam., smooth, glabrous; seeds ovoid, 1.5–2 mm long, brown, reticulate-pitted.

Distribution and occurrence: Weed near habitation. Native of Eur. & Asia.
NSW subdivisions: *NC, *CC, *SC, *NT, *CT, *ST, *NWS, *CWS, *SWS, *SWP
Other Australian states: *Qld *Vic. *Tas. *W.A. *N.T.
AVH map***

Text by T. A. James & G. J. Harden
Taxon concept: Flora of NSW 1 (1990)

APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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