Biblioteca Digital

7 resultados para keys

em Biodiversity Heritage Library, United States

Flora of Illinois, containing keys for identification of flowering plants and ferns.

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no.7

Flora of Illinois, containing keys for the identification of the flowering plants and ferns, by George Neville Jones ...

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no.2

How to know the grasses; pictured-keys for determining the common and important American grasses, with suggestions and aids for their study.

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Trees and shrubs of Nantucket; Descriptions, identification keys, list of trees and shrubs [by] Mabel Agnes Rice.

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Woody plants of the western national parks; containing keys for the identification of trees and shrubs, by Virginia Long Bailey and Harold Edwards Bailey.

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no.4

An essay towards a natural history of serpents : in two parts ... : the whole intermix'd with variety of entertaining digressions, philosophical and historical /

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Report on the Florida reefs / by Louis Agassiz ; accompanied by illustrations of Florida corals from drawings ...

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v.7:no.1 (1880)