Platanthera leptopetala (Rydb.) R.M.Bateman 2003
Photo by © Dan & Raymond Native Orchids and their Flickr Orchid Photo Website
Drawing by Rybd. 1901 in the Bull. Torrey Bot. Club 28: 637
LATER
THROUGH MID
Common Name The Thin Petaled Platanthera - The Lace Orchid - The Thin Wood Rein Orchid
Flower Size .4" [1 cm]
Found in western California in mixed evergreen forests on fairly steephillsides and on flat terrain at elevations of 400 to 2100 meters as a medium sized, cold growing terrestrial that blooms in the later spring through mid summer on an erect, many flowered inflorescence.
Most similar to Platanthera unalascensis but differs in the narrower sepals adnd petals and the twice as long spur.
Synonyms *Piperia leptopetala Rydb. 1901
References W3 Tropicos, Kew Monocot list , IPNI ;
Bull. Torrey Bot. Club 28: 637 Rybd. 1901 as Piperia leptopetala drawing fide
*Bot. J. Linn. Soc. 142: 21 R M Bateman 2003
The Wild Orchids of North America North of Mexcio PM Brown 2003 as Piperia leptopetala;
AOS Bulletin Vol 86 # 3 2017 photo fide;
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