50 Keystone Flora Species of Costal BC and the Pacific Northwest

A Pocket Guide

By Collin Varner

A compact, user-friendly field guide to 50 of the most prominent and ecologically significant plant species of the west coast, from British Columbia to Northern California.

A keystone species is an organism that defines and supports an entire ecosystem, filling a vital ecological niche. Without these species, the ecosystem would be radically altered or even collapse.

Paperback 128 pages