• East view from Crissy Field overlook with old Coast Guard station on left and city on right

    Presidio of San Francisco

    California

San Francisco Owls Clover

(Triphysaria floribunda)
 
 
 Presidio of San Francisco

San Francisco Owl's Clover
San Francisco Owl's Clover at Fort Scott.
Will Elder, NPS
 
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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Did You Know?

Detail from Spanish Coat of Arms

While stationed at the Presidio, the U.S. Army adopted the Coat of Arms of Royal Spain for heraldry purposes. The seal appeared on vehicles, signs, and badges throughout the post.