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Washingtonia


 
  • Washingtonia filifera
  • Washingtonia robusta
  • Washingtonia is a genus of palms, native to the southwestern United States (in southern California, southwest Arizona) and northwest Mexico (in northern Baja California and Sonora).

    Related Topics:
    Palms - United States - California - Arizona - Mexico - Baja California - Sonora

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    They are fan palms (Arecaceae tribe Corypheae), with the leaves with a bare petiole terminating in a rounded fan of numerous leaflets. The flowers are in a dense inflorescence, with the fruits maturing into a small blackish-brown drupe 6-10 mm diameter with a thin layer of sweet flesh over the single seed.

    Related Topics:
    Fan palms - Leaves - Flower - Fruit - Drupe - Seed

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    There are two species:

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  • Washingtonia filifera (Lindl. ex André) H. A. Wendl. California Washingtonia, Northern Washingtonia, or California Fan Palm. Tree to 23 m tall; leaves large, with petiole up to 2 m long, and leaflets up to 2 m long. Inflorescence to 5 m long; flowers white; fruit oval. Southwestern USA, just into extreme northwest Mexico.
  • Washingtonia robusta H. A. Wendl. Mexican Washingtonia or Southern Washingtonia. Tree to 25 m tall; leaves smaller, with petiole up to 1 m long, and leaflets up to 1 m long. Inflorescence to 3 m long; flowers pale orange-pink; fruit spherical. Northwest Mexico.
  • The fruit is edible, and was used by Native American people as a minor food source. They are also eaten by birds, which disperse the seeds in their droppings after digesting the fruit pulp.

    Related Topics:
    Native American - Bird

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    Both species are cultivated as ornamental trees, widely planted in California in particular, but also in the Mediterranean region in southern Europe, and parts of Australia.

    Related Topics:
    Mediterranean - Europe - Australia

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    The genus is named after George Washington.

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