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Family = Asteraceae, Genus = Ambrosia, Species = chamissonis, including synonyms,

Displaying matches 1 - 1 of 1.
Ambrosia chamissonis   (silver bur ragweed, cutleaf beach bur)  
(= Ambrosia chamissonis vars. bipinnatisecta, chamissonis in Flora of the Pacific Northwest)
Monoecious, succulent perennial 2-10 dm. tall, forming large, lax clumps, the stems much branched below the surface, the herbage silvery with appressed hairs.
Distribution: Maritime shoreline from British Columbia to california
Habitat: Common on sandy beaches above high tide level
Origin: Native



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Washington Native Plant Society
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