Conopholis americana (L.) Wallr.
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Orobanchaceae
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Scientific Name
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Description
Species Description - Parasitic on several kinds of oaks, pale brown or yellowish throughout; stems stout, erect, 5–20 cm; lf-scales ovate or broadly lanceolate, to 2 cm; spike usually constituting half or more of the shoot, 1.3–2.8 cm thick, the bracts about equaling the 8–13 mm cal; cor 8–14 mm; 2n=40. Rich woods; N.S. to Fla., w. to n. Mich., Wis., Ill., and Ala. May, June.