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THE INFLUENCE OF THE APIDÆ UPON THE GEOGRAPHICAL DISTRIBUTION OF CERTAIN FLORAL TYPES

Published online by Cambridge University Press:  31 May 2012

J. Arthur Harris
Affiliation:
St. Louis, MO.

Extract

The distribution of the 16 genera and 376 species of the Dilleniaceous type is show in table D.

The differences observable in the percentages of this table and those obtained for the Solanum-Cassia type are doubtless to be accounted for in part by the small number of genera and species.

Type
Articles
Copyright
Copyright © Entomological Society of Canada 1905

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