Isotria medeoloides (Pursh) Raf. 1838 Photo by Chuck McCartney

Another Flower Photo by Carl Luer

Plant and Leaves in situ Photo by Zachary Bradford

Part shadeCold Spring

Common Name The Medeola-like Isotria - in US - The Small Whorled Pogonia

Flower Size 1 1/2" [3.75 cm]

Found from eastern Canada south to North Carolina and west to Missouri with a pale greenish, hollow, glaucous stem carrying a whorl of 5 to 6 glabrous, light green, elliptic, somewhat pointed apically leaves that blooms in the spring on a terminal, short to 2" [5 cm] long, single [rarely 2] flowered inflorescence without a floral bract.

Synonyms *Arethusa medeoloides Pursh 1813; Isotria affinis (Austin ex A.Gray) Rydb. 1901; Odonectis affinis (Austin ex A.Gray) Schltr. 1911; Pogonia affinis Austin ex A.Gray 1867;

References W3 Tropicos, Kew Monocot list , IPNI ; Field Guide to the Orchids of North America Williams 1983 Die Orchideen Schlechter 1915 as Odonectis affinis; Encyclopedia of Cultivated Orchids Hawkes 1965; AOS Bulletin Vol 39 No 11 1970 photo; Die Orchideen 3 Auflage Bd 1 Sonderabdruck aus Schlechter Lieferung 7 385 - 448 Brieger, Maatsch and Senghas 1975 drawing fide; The Native Orchids of the United States and Canada Luer 1975 drawing/photos fide; AOS Bulletin Vol 55 No 1 1986 photo; AOS Bulletin Vol 55 No 7 1986 photo; AOS Bulletin Vol 56 No 2 1987 photo; AOS Bulletin Vol 60 No 4/339 1991 photo; Schlechteriana Vol 4 No 4 1993; AOS Bulletin Vol 67 No 5 1998 photo

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