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Stone, Robert L.
Euphorbia heterophylla L.
Mexican fireplant, Wild Poinsettia
Synonym(s): Euphorbia geniculata, Euphorbia prunifolia, Poinsettia geniculata, Poinsettia heterophylla
USDA Symbol: EUHE4
Minute flowers lacking petals within a 5-lobed, gland-rimmed cup, all in a cluster atop each leafy stem just above partly red, white, or yellow leaves; sap milky.
This species, though a weedy annual, recalls its relative, Poinsettia (Poinsettia pulcherrima), which is popular at Christmas and has large, red, pink, yellow, or white leaves just below the flowering cluster. Toothed Spurge (E. dentata), which occurs from Illinois east to Pennsylvania and southward, has hairier stems, opposite leaves, and leafy bracts usually green or white at the base.
Plant CharacteristicsDuration: Annual Habit: Herb Flower:
Bloom InformationBloom Time: Aug , Sep
, TX Native Distribution:
Southern tier of states in the U.S., from California east to Florida and Georgia. Native Habitat:
Open or wooded, disturbed areas, usually in sandy soil.
National Wetland Indicator Status
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1
(Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here
for map of regions.
From the National Organizations Directory
According to the species list provided by Affiliate Organizations, this plant is either on display or available from the following:
Brackenridge Field Laboratory
- Austin, TX
Record Last Modified: 2007-01-01
Research By: TWC Staff