Neottia bifolia (Raf.) Baumbach 2009 Photo by Jim Fowler and his P-Base Orchid North American Orchid Website

Another Plant Photo by Zachary Bradford


Common Name The Two Leaved Neottia - In USA - Southern Twayblade

Flower Size to about 1/2" [to about 1.25 cm]

This cold growing, miniature terrestrial species with 2 leaves is from the eastern and southern US and eastern Canada and is found in low moist woods, bogs and swamps and farther south in it's range in deep shade in wet woods where it blooms on an erect, to 4 1/2" [11.25 cm] long, lax, with few to many smaller flowers occuring in the late winter to the south and mid-summer in it's northern range.

This species entire vegetative span to maturity is short, generally less than a month.

Synonyms Bifolium australe [Lindley] Niewland 1913; Calanthe australis Aiton ex Loudon 1850; Diphryllum australe [Lindl.] Kuntze 1891; Diphryllum bifolium Raf. 1808; Gyrostachys australis var. flexuosa (Sm.) Blume 1859; Listera australis Lindl. 1840; Listera australis f. trifolia P.M.Br. 1995; Neottia australis (Lindl.) Rchb. f. 1863; Neottia australis (Lindl.) Szlach. 1995; Neottia flexuosa Sm 1813; Ophrys australis [Lindley] House 1905; Spiranthes australis (Rchb. f.) Lindl. 1825; Spiranthes flexuosa (Sm.) Lindl. 1824

References W3 Tropicos, Kew Monocot list , IPNI ; Encyclopedia of Cultivated Orchids Hawkes 1965; The Native Orchids of Florida Luer 1972 as Listera Australis Drawing/photo fide; Schlechteriana Vol 4 No 4 1993