Listera convallarioides (Sw.) Nutt. 1818

Plant Photos Courtesy Of Joshua Horky Botanist, Lake Superior Research Institute - UW Superior

and

Common Name The Broad-Leafed Twayblade

Flower Size

Found from British Colombia to Newfoundland, south to northern California, Utah and Colorado, Minnesota, Wisconson, Maine and Nova Scotia in damp, mossy coniferous and mixed forests, bogs, swamps, wet thickets and peaty barrens as a miniature to just medium sized, cold growing terrestrial orchid with a pubescent stem carrying two, opposite, above the middle of the stem, broadly ovate leaves that blooms in the spring and summer on a laxly, many flowered inflorescence with short floral bracts

Synonyms *Epipactis convallarioides Sw. 1800; Listera convallarioides (Sw.) Elliott 1823; Ophrys convallarioides (Sw.) W. Wight ex House 1905

References W3 Tropicos, Kew Monocot list , IPNI ; Field Guide to the Orchids of North America Williams & Williams 1983; Schlechteriana Vol 4 No 4 1993

--------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------