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Presidio of San FranciscoFort Winfield Scott
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Presidio of San Francisco
San Francisco Owls Clover
(Triphysaria floribunda)
 
 
 Presidio of San Francisco
San Francisco Owl's Clover
Will Elder, NPS
San Francisco Owl's Clover at Fort Scott.
 
Origin Of Genus Name: Triphysaria is Greek for "3 bladders" and refers to lower lip pouches on the flower.

Presidio Locations: Found on the serpentine coastal prairie. In the Presidio, two populations are known to exist.

Range In State: Central California coast and San Francisco Bay Area.

Description: This rare and endangered, native annual species has small, tube-like, cream to white flowers with inflated lower lips with 3 prominent sacs arranged in compact, dense clusters. Leaves are deeply divided into 5 to 9 linear lobes on stems 4 to 12 inches high. Blooms April to May.

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Rare and Endangered Plants page

Officers' Quarters built on Infantry Terrace in 1910  

Did You Know?
The entire Presidio has been designated a National Historic Landmark. Of the 870 structures on the former post, 470 are considered to have historical significance.

Last Updated: December 06, 2007 at 13:43 EST