Summary ²

Alder is the common name of a genus of flowering plants (Alnus) belonging to the birch family Betulaceae. The genus comprises about 35 species of monoecious trees and shrubs, a few reaching a large size, distributed throughout the north temperate zone with a few species extending into Central America, as well as the northern and southern Andes.

Fontes e Créditos

1. (c) Erik Jørgensen, alguns direitos reservados (CC BY-NC-SA), http://www.flickr.com/photos/30108199@N00/2368390973
2. (c) Wikipedia, alguns direitos reservados (CC BY-SA), http://en.wikipedia.org/wiki/Alnus

Mais informações

• BioDiversity4All taxon page
• Biodiversity Heritage Library
• BOLD Systems BIN search
• eFloras.org
• Global Biodiversity Information Facility (GBIF)
• Ontario Trees
• SEINet Symbiota portals
• Tropicos

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