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Excerpt from A Monograph of the North American Species of the Genus PolygonumThe genus Polygon-um is the type of the natural family polygonaceae. This family of dicotyledonous spermatophyta has no very close affinity to other groups, and authors do not differ, to any great degree, as to the relative position of the family.About the PublisherForgotten Books publishes

Title : A Monograph of the North American Species of the Genus Polygonum (Classic Reprint)
Author : John Kunkel Small
Language : en
Rating :
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Type : PDF, ePub, Kindle
Uploaded : Apr 07, 2021

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