Washingtonia filifera
California fan palm

Arecaceae (palm family)
Southern California
Washingtonia filifera. From: George B. Sudworth, Forest Trees of the Pacific Slope. USDA, 1907

Stouter and shorter than the much more common Mexican fan palm and hairier on the leaf margins. Specimens can be seen in six islands of the Inner Quad. In Palo Alto, the three specimens at 918 Moreno Avenue can easily be compared to the Mexican fan palm nearby at 924 Moreno.

Washingtonia filifera palmately compound leaf, fruit. From: George B. Sudworth, Forest Trees of the Pacific Slope. USDA, 1907

Name derivation: Washingtonia – after George Washington (1732–1799), 1st President of the United States; filifera – (leaves) composed of or bearing thread-like structures.

Nomenclature note: Fred Hrusa’s Crosswalk.

About this Entry: The main text of this entry is from the book Trees of Stanford and Environs, by Ronald Bracewell, published 2005. John Rawlings subsequently added the nomenclature note.