Platanthera huronensis [Nutt.] Lindl. 1835

Plant and Flowers

Photos by Jim Fowler and his P-Base Orchid North American Orchid Website

Part shadeCold LATESpring Summer

Common Name The Huron Platanthera - in the US - The Green Bog Orchis

Flower Size .3 to .5" [.8 to 1.3 cm]

Found in Alaska, Yukon, Northwest Territories, British Columbia, Alberta, Manitoba, Washington, Oregon, Idaho, Montana, South Dakota, Wyoming, Colorado, Utah, New Mexico, Minnesota, Wisconsin, Michigan, Ontario, Labrador, Newfoundland, New Brunswick, Nova Scotia, Prince Edward Islands, Quebec, Maine, New Hampshire, Vermont, Massachusetts, Connecticut, Rhode Island, New York, Pennsylvania and New Jersey in open wet meadows, roadside ditches and seeps, fens, bogs and river gravels as a miniature to large sized, cold growing terrestrial with 2 to 4, cauline, linear-lanceolate, gradually reduced to bracts above leaves that blooms in the late spring through summer on a terminal, erect, 4 to 40" [10 to 100 cm] long, loosely to densely, 8 to 75+ flowered inflorescence with lanceolate, much longer than the ovary floral bracts.

Synonyms Habenaria dilatata f. chlorantha (Hultén) B.Boivin 1967; Habenaria dilatata var. media (Rydb.) Ames 1908; Habenaria huronensis (Nutt.) Spreng. 1826; Habenaria hyperborea var. huronensis (Nutt.) Farw. 1923; Habenaria hyperborea var. media (Rydb.) Farw.1923; Habenaria media (Rydb.) G.G.Niles 1904; Limnorchis huronensis (Nutt.) Rydb. 1901; Limnorchis media Rydb. in N.L.Britton 1901; *Orchis huronensis Nutt.1818; Orchis hyperborea var. huronensis (Nutt.) Alph.Wood 1853; Platanthera convallariifolia var. dilatatoides Hultén 1943; Platanthera dilatata var. chlorantha Hultén 1943; Platanthera hyperborea var. huronensis (Nutt.) Luer 1975; Platanthera hyperborea var. major Lange 1880; Platanthera media (Rydb.) Luer 1975

References W3 Tropicos, Kew Monocot list , IPNI ; The Native Orchids of the United States and Canada Luer 1975 as Platanthera x media drawing/photos fide; The Native Orchids of the United States and Canada Luer 1975 as P hyperborea var huronensis drawing/photos fide; AOS Bulletin Vol 48 No 6 1979 photo as Platanthera hyperborea var huronensis; Schlechteriana Vol 4 No 4 1993 as Platanthera huronensis; AOS Bulletin Vol 63 #4 1994 as P x media; AOS Bulletin Vol 66 No 3 1997 as P x media photo fide; Orchid Digest Vol 70 #3 2006 as The Tall Green Bog Orchid photo fide; Wild Orchids of the Prairies and Great Plains of North America P M Brown 2006; AOS Bulletin Vol 80 #4 2011 photo fide; AOS Bulletin Vol 84 #12 2015 photo fide;