In 2011, while working on the former Corda Ranch in northern Marin County, Aaron Arthur came across an odd-looking Streptanthus sp. on a serpentine outcrop and was not able to identify the specimens with local and regional keys. In 2012, Doreen Smith of the CNPS Marin Chapter noted a unique population of Streptanthus sp. on the south … Continue Reading »
botany
WRA Botanists Go Above and Beyond In Search of Rare Plants
WRA botanists are often tasked with determining what, if any, rare plant species have potential to occur on a project site. To do this, we start by searching databases for known rare plant occurrences in the vicinity and then compare the habitat requirements of each species to the conditions found on the project site. In … Continue Reading »
