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Bransford, W.D. and Dolphia
Conopholis americana (L.) Wallr. f.
American cancer-root, Squawroot
USDA Symbol: coam
USDA Native Status: Native to U.S.
A parasitic plant with yellowish to cream-colored flowers emerging among lanceolate or ovate, pointed, yellow-tan scales on upper part of a fleshy stalk.
This plant resembles a pinecone as it becomes dry and brown with age. A parasite, it gets its nourishment from the roots of oaks, its host trees. A closely related species, Alpine Squawroot (C. alpina), occurs from the southwestern United States down to Oaxaca in southern Mexico.
Plant CharacteristicsDuration: Perennial Habit: Herb Flower:
Bloom InformationBloom Color: Yellow
Bloom Time: May , Jun
AL , CT , DC , DE , FL , GA , IA , IL , IN , KY , MA , MD , ME , MI , MS , NC , NH , NJ , NY , OH , PA , RI , SC , TN , VA , VT , WI , WV Canada: NS Native Distribution:
Manitoba east to Nova Scotia, south to Florida, west to Mississippi, and north to Illinois, Iowa, and Wisconsin. Native Habitat:
Woods, under oaks. USDA Native Status: L48(N), CAN(N)
BenefitConspicuous Flowers: yes
Recommended Species Lists
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Record Modified: 2012-08-25
Research By: TWC Staff