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

    Presidio of San Francisco

    California

Soap Plant

(Chlorogalum pomeridianum var. divaricatum)
 
Soap Plant
Spider lily shaped flowers of Soap Plant attract many bees.
Will Elder, NPS
 
Origin Of Genus Name: Chlorogalum is Greek for "green milk or juice."

Presidio Locations: Found throughout the Presidio on coastal bluffs, grasslands and dunes.

Range In State: California coast.

Description: This native perennial species has a highly branched cluster of white flowers that opens in the evening and closes during the day, indicating pollination by moths. The wavy edged, narrow leaves spring from a white, fleshy bulb with a brown, fibrous outer coat. Blooms June to August.

Native Californian Uses: The Ohlone made shampoo by mixing the pounded stems and bulbs in a little water. The juice obtained from the root was used as a purgative, drinking it freely, along with sea water. Brushes were made from the fiberous bulbs. The Pomo cooked and mashed the bulbs, making a glue for brooms and to attach feathers to arrows. They also used the green leaves pricked into the skin to form tattoo marks.

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Did You Know?

The Officers' Club at the Presidio

The modern-day Officers' Club was part of the original Spanish Presidio. In the front section of the building, excavations have uncovered adobe walls dating from the 1790's.