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Montana Field Guide

Montana Field Guides

Six-angle Spurge - Euphorbia hexagona

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Status Under Review
Undetermined Origin

Global Rank: G5
State Rank: SU

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General Description
Yellowish-green herbs up to a meter tall; branches minutely hairy. Petioles 1-3 mm, stipules absent or as minute glands. Leaves opposite, 1-7 cm, narrow, acute at both ends. Cyathia solitary; involucre 1.5-2 mm lnog, strigulose, glands 5; appendages white or greenish-white; staminate flowers 20-40; pistllate flower with styles 0.5-1 mm long, bifid about half its length. Capsule 3-5 mm long, papillose, tuberculate or roughened (adapted from: McGregor, 1986, Flora of the Great Plains).

Range Comments
MN to SD and eastern WY south to TX and NM; its distribution in MT needs confirmation.

Sandy areas, fields, roadsides and swaster areas (McGregor, 1986, Flora of the Great Plains).

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Citation for data on this website:
Six-angle Spurge — Euphorbia hexagona.  Montana Field Guide.  .  Retrieved on , from