Platanthera clavellata (Michx.) Luer 1972
Photo by Zachary Bradford
Photo by Jim Fowler and his P-Base Orchid North American Orchid Website
LATE
Common Name The Little Club Platanthera - in the US - The Small Greenwood Orchid
Flower Size
Found from eastern Canada south to Florida and west to Texas then north to Iowa and Minnesota in swampy forests and along woodland streams as a miniature to medium sized, cold growing terrestrial orchid with an erect, stout stem enveloped by 1 to rarely 2, keeled, lanceolate, basally clasping leaves and a loose, inflated sheath above that blooms in the late spring and summer on a terminal, lax, 6 to 14" [15 to 35 cm] long, 3 to 15 flowered, racemose inflorecence with a few lanceolate bracts and floral bracts that are as long as the ovary.
Synonyms Denslovia clavellata (Michx.) Rydb. 1931; Gymnadenia tridentata (Muhl.) Lindl. 1835; Gymnadenia tridentata var. clavellata Alph.Wood 1861; Gymnadeniopsis clavellata (Michx.) Rydb. 1901; Gymnadeniopsis clavellata var. ophioglossoides (Fernald) W.J.Schrenk ; 1977; Habenaria clavellata (Michx.) Spreng. 1826; Habenaria clavellata var. ophioglossoides Fernald 1946; Habenaria clavellata var. wrightii L.S.Olive 1951; Habenaria maritima Raf. 1833; Habenaria tridentata (Muhl.) Hook. 1823; *Orchis clavellata Michx. 1803; Orchis clavellata var. tridentata Muhl. 1813; Orchis tridentata Muhl. ex Willd. 1805; Peristylus clavellatus (Michx.) Kraenzl. 1898; Platanthera clavellata var. ophioglossoides (Fernald) P.M.Br. 1988; Platanthera clavellata f. slaughteri P.M.Br. 1995
ReferencesW3 Tropicos, Kew Monocot list , IPNI ; Studies in the Family Orchidaceae Vol 4 Ames 1910 as Habenaria clavetella; Native Orchids of North America Correll 1950 as Habenaria clavetella drawing fide; AOS Bulletin Vol 39 No 9 1970 as Habenaria clavellata photo good; Die Orchideen 3 Auflage Bd 1 Sonderabdruck aus Schlechter Lieferung 4 193 to 256 Brieger, Maatsch and Senghas 1971 as Gymnadeniopsis clavellata; The Native Orchids of Florida Luer 1972 drawing/photos fide; The Native Orchids of the United States and Canada Luer 1975 drawing/photos fide; AOS Bulletin Vol 48 No 11 1979 photo fide; Field Guide to the Orchids of North America Williams 1983; Schlechteriana Vol 4 No 4 1993; Schlechteriana Vol 4 No 4 1993 as P clavellata var ophioglossoides; AOS Bulletin Vol 75 No 2 2006 photo fide;
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