Platanthera elongata (Rydb.) R.M.Bateman 2003 Photo courtesy of Bill Temple

Part shade ColdLATER Spring Summer

Common Name The Elongate Platanthera

Flower Size

Found in British Columbia, Washington, Oregon, California and Idaho as a medium sized, cold growing terrestrial with a pair of ovaois, bienial tuberoids giving rise to 3 to 5, basal, fugacious, oblong-elliptic to oblanceolate, becoming bract-like above leaves that fade before blooming occuring in the later spring and summer on an erect, terminal, spicate, narrow, loosely to densely, several flowered inflorescence with lanceolate, , somewhat shorter than the ovary floral bracts and carrying whitish flowers.

Synonyms Gymnadenia longispica Durand 1855; Habenaria elegans var. elata Jeps. 1921; Habenaria longispica (Durand) Parish 1917; Habenaria michaelii Greene 1885; Habenaria unalascensis subsp. elata (Jeps.) Calder 1965; Habenaria unalascensis var. elata (Jeps.) Correll 1943; Piperia elegans var. elata (Jeps.) Luer 1975; Piperia elongata Rydb 1901; Piperia elongata subsp. michaelii (Greene) Ackerman 1977 publ. 1978; Piperia longispica (Durand) Rydb. 1901; Piperia michaelii (Greene) Rydb. 1901; Platanthera michaelii (Greene) R.M.Bateman 2003; Platanthera unalascensis subsp. elata (Jeps.) R.L.Taylor & MacBryde 1978

References W3 Tropicos, Kew Monocot list , IPNI ; The Native Orchids of the United States and Canada Luer 1975 as Piperia elegans var elata drawing/photos fide;

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