Chilean Tarplant, Coast Tarweed
Madia sativa
Synonyms: Madia capitata, Madia sativa ssp. capitata, Madia sativa ssp. sativa, Madia sativa var. congesta, Madia sativa var. sativa
A close-up view of a flower head of chilean tarweed as seen on Bickleton Ridge in the Bickleton Ridge Unit of the Klickitat Wildlife Area..........June 17, 2017.
Close-up of the involucre of slender tarweed as seen on Steptoe Butee in eastern Washington........June 22, 2009. Note the numerous spreading hairs interspersed with many gland-tipped hairs.
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Close-ups of slender tarweed as seen on Steptoe Butee in eastern Washington..........June 22, 2009. Note the clustered heads in the center photo, a characteristic of this species.
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The photo above shows a close-up view of the flower head of coast tarweed. Photographed on Zumwalt Prairie to the northeast of Enterprise, OR..........July 9, 2007. Note the numerous long, spreading hairs and numerous yellowish glands.
Paul Slichter