Habenaria psycodes var. grandiflora (Bigelow) A.Gray
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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
Orchidaceae
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Scientific Name
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Description
Variety Description - Fls avg larger, the lateral sep 6–10 × 4–6 mm, the lateral pet 6–10 × 5–6 mm, the lip up to 18 × 25 mm, its margins deeply fringed (a third or more of the length of the segments); column larger and broader, the pollen-sacs spread widely apart at the edges of the widely rounded opening to the nectary, the viscidia exsert on columnar processes; plants avg more robust and often with a more elongate and open raceme. (H. grandiflora; Platanthera g.)