Summary ⁶

Cirsium vulgare, the spear thistle, bull thistle, or common thistle, is a species of the Asteraceae genus Cirsium, native throughout most of Europe (north to 66°N, locally 68°N), Western Asia (east to the Yenisei Valley), and northwestern Africa (Atlas Mountains). It is also naturalised in North America, Africa, and Australia and is an invasive weed in some areas. It is the national flower of Scotland.

Fuentes y créditos

1. (c) beautifulcataya, algunos derechos reservados (CC BY-NC-ND), http://www.flickr.com/photos/70668033@N00/3804996777
2. (c) Iván Camilo Viveros, algunos derechos reservados (CC BY-NC), subido por Iván Camilo Viveros
3. (c) Beate & Heinz Beyerlein, algunos derechos reservados (CC BY-NC), subido por Beate & Heinz Beyerlein
4. (c) rsilva, algunos derechos reservados (CC BY-NC), subido por rsilva
5. (c) Nido Paras, algunos derechos reservados (CC BY-NC), subido por Nido Paras
6. (c) Wikipedia, algunos derechos reservados (CC BY-SA), http://en.wikipedia.org/wiki/Cirsium_vulgare

Más información

• NaturalistaCR página del taxón
• African Plants - a photo guide
• Atlas of Living Australia
• Biodiversity Heritage Library
• BOLD Systems BIN search
• Calflora
• CalPhotos
• Catalogo de Plantas y Líquenes de Colombia
• eFloras.org
• Flora Digital de Portugal
• Flora of North America (beta)
• 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
• NBN Atlas
• New Zealand Plant Conservation Network
• 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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