Rachel Gumbraa

Rachel Gulbraa is a Bay Nature editorial intern.

Botanical sleuths scour Mount Tamalpais

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Working off historical records of rare plant locations, plant “hunters” on Mount Tamalpais are scouring the mountain in search of the illusive Mason’s ceanothus shrub and other botanical novelties. The goal: update the location and numbers of California rare plants in the California Natural Diversity Database.