Summary ⁴

Rhamnus is a genus of about 150 species (fewer, if some species are placed in Frangula), which are shrubs or small trees, commonly known as buckthorns. It is part of the family Rhamnaceae. Its species range from 1 to 10 meters tall (rarely to 15 m) and are native mainly in east Asia and North America, but found throughout the temperate and subtropical Northern Hemisphere, and also more locally in the subtropical Southern Hemisphere in parts...

Sources and Credits

1. (c) Even Dankowicz, all rights reserved, uploaded by Even Dankowicz
2. (c) Mark Nofsinger, some rights reserved (CC BY-NC), uploaded by Mark Nofsinger
3. (c) Drepanostoma, some rights reserved (CC BY-NC), uploaded by Drepanostoma
4. (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Buckthorn

More Info

• iNat taxon page
• Biodiversity Heritage Library
• BOLD Systems BIN search
• Calflora
• CalPhotos
• 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
• OregonFlora.org
• SEINet Symbiota portals
• Tropicos
• USDA PLANTS database
• VASCAN by Canadensys
• World Flora Online

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