Summary ²

One of the most common weeds throughout the UCLA landscaped areas. Small lime green plant with upright stems. Does not produce showy flowers. Look for the little round fruits at the end of the branches and the small leaves.

Euphorbia peplus (petty spurge, radium weed, cancer weed, or milkweed) is a species of Euphorbia, native to most of Europe, northern Africa, and western Asia, where it typically grows in cultivated arable land, gardens, and other disturbed land.

Sources and Credits

1. (c) Jason Hollinger, some rights reserved (CC BY), http://www.flickr.com/photos/7147684@N03/983263955
2. Adapted by Andy Kleinhesselink from a work by (c) Wikipedia, some rights reserved (CC BY-SA), https://en.wikipedia.org/wiki/Euphorbia_peplus

More Info

• iNat taxon page
• African Plants - a photo guide
• Atlas of Living Australia
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• Calflora
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• Catalogo de Plantas y Líquenes de Colombia
• eFloras.org
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• Global Biodiversity Information Facility (GBIF)
• Go Botany
• HOSTS - a Database of the World's Lepidopteran Hostplants
• IPNI (with links to POWO, WFO, and BHL)
• Jepson eFlora
• Maryland Biodiversity Project
• NatureServe Explorer 2.0
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• New Zealand Plant Conservation Network
• OregonFlora.org
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• USDA PLANTS database
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• World Flora Online
• 日本のレッドデータ検索システム
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