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CNPS originally developed the Inventory of Rare and Endangered Plants of California with the guidance of botanist and evolutionary biologist G. Ledyard Stebbins. [2] The 1st Edition was printed in 1974. The last print version, the 6th Edition, was published in 2001. The 8th Edition, released in 2010 with ongoing updates, is the current database ...
In the first five years of the RPTH project, between the 2010-2014 seasons, volunteers and staff successfully updated over 2,500 occurrences of rare, threatened, and endangered species to both the California Rare Plant Ranks and California Department of Fish and Wildlife's California Natural Diversity Database (CNDDB). Over 1,000 of these ...
All forms of life and a map of known occurrences with data about such occurrences. Also taxonomy and links to other databases Georgia Biodiversity Database [14] Georgia (country) biodiversity website X X X X X X X X Checklists covering ca. 11,000 of plants and animals recorded for Georgia (Central and Western Caucasus) HerpNET [15]
It is an IUCN Red List Critically Endangered species, and a California Native Plant Society Inventory of Rare and Endangered Plants listed Seriously endangered species. [1] [9] The entire native (world) population of the tree was reduced down to thirty to forty individual trees by the 2003 Cedar Fire. [10]
The California Natural Diversity Database has assigned it a NatureServe rank of G2G3 (globally vulnerable or imperiled). The species is also included on the US Forest Service list of sensitive species. [2] [3] The plant has bee-pollinated flowers and a growth form suggestive of a desert species. [4] Snow Mountain willowherb thrives under extremes.
Cal-IPC: California Invasive Plant Council homepage + information. Cal-IPC: CalWeedMapper; California Native Plant Society—CNPS: Invasive Weeds + links. UC IPM" Invasive Plants of California — managing invasive plants. PlantRight.org: address and stop sale of invasive garden plants in California; National Invasive Species Information Center ...
Calochortus striatus, known by the common name alkali mariposa lily, is a species of mariposa lily native to California and into Nevada. [5] [6] It is a vulnerable species on the California Native Plant Society Inventory of Rare and Endangered Plants. [7]
Chlorogalum pomeridianum var. minus — endemic to the inner north and outer south Pacific Coast Ranges of California, and the San Francisco Bay Area. This variety has a less fibrous bulb than the others. On the CNPS Inventory of Rare and Endangered Plants of California. [4]