Summary ²

Isatis tinctoria, also called woad (/ˈwoʊd/), dyer's woad, or glastum, is a flowering plant in the family Brassicaceae. It is occasionally known as Asp of Jerusalem. Woad is also the name of a blue dye produced from the leaves of the plant. Woad is native to the steppe and desert zones of the Caucasus, Central Asia to eastern Siberia and Western Asia (per Hegi) but is now also found in southeastern and Central Europe and western...

Sources and Credits

1. (c) Matt Lavin, some rights reserved (CC BY-SA), http://www.flickr.com/photos/plant_diversity/6124890172/
2. (c) Wikipedia, some rights reserved (CC BY-SA), https://en.wikipedia.org/wiki/Isatis_tinctoria

More Info

• iNaturalist.ca taxon page
• African Plants - a photo guide
• Biodiversity Heritage Library
• BOLD Systems BIN search
• Calflora
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• eFloras.org
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• Flora of North America (beta)
• Global Biodiversity Information Facility (GBIF)
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• HOSTS - a Database of the World's Lepidopteran Hostplants
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• Maryland Biodiversity Project
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• OregonFlora.org
• SEINet Symbiota portals
• Tropicos
• USDA PLANTS database
• VASCAN by Canadensys
• World Flora Online
• 日本のレッドデータ検索システム
• 植物和名−学名インデックス YList

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