Just Released!


The Locally Significant Plant Species of San Francisco County


The first, comprehensive analysis of the significant plant species of San Francisco County.

To download the list (1st edition, version  2015-07-15), click here



Also Recently Released!



Annotated Checklist of the Vascular Plants of San Francisco’s Natural Areas – 2nd edition


The revised checklist covers those taxa that are presumed to be extant in San Francisco County. The revision includes updated nomenclature, cross-referencing to the 1958 flora by Howell, et al., habitat affinities for indigenous taxa, corrections and new location reports.

To download the county wide checklist (2nd edition, version 2014-04-06), click here



The Extant and Extirpated Rare Plants of San Francisco County


A summary of all rare and endangered plants recorded for San Francisco County.

To download the list (1st edition, version 2014-09-25), click here



The Extirpated Plants of San Francisco


A comparison of the current record of the extant plants of San Francisco County with the indigenous taxa historically recorded from the county.


To download the list (2nd edition, version  2014-04-01), click here 


For a map of San Francisco's natural areas, click here


For a list of the 67 natural areas covered in the SF Checklist, click here


For background on the creation of the SF Checklist, click here


For data sources and references used in compiling the SF Checklist, click here



Site-specific Checklists


Checklists for 58 of San Francisco's natural areas.

Great companions for your next hike.



Presidio Checklists


Presidio - Baker Beach Presidio - Inspiration Point
Presidio - Baker Beach North Presidio - Lobos Creek Valley
Presidio - Coastal Bluffs Presidio - Mountain Lake
Presidio - Crissy Bluffs Presidio – Presidio Hills
Presidio - Crissy Field Presidio - Rob Hill
Presidio - Doyle Drive Presidio - Tennessee Hollow 
Presidio - Fort Point Bluffs Presidio - West Pacific Natural Area
Presidio - Golf Course Natural Area Presidio - World War II Memorial



Sites for which more data is needed


Alemany Project Balboa Natural Area
Bayshore Caltrain Station Fairmont Park
Forest Hill Park Golden Gate Park - Mallard Lake
Hunter's Point Wetlands India Basin
Islais Creek Pier 98