Page authors: Don Knoke, David Giblin
Neottia cordata
heart-leaf twayblade

Distribution: Occurring on both sides of the Cascades crest in Washington, but chiefly west of the crest; Alaska to California, east to the Rocky Mountains, further east across Canada to the Great Lakes region and northeastern North America.

Habitat: Humus-rich, often damp, forest understory, sometimes along streams, from low to middle elevations.

Flowers: May-August

Origin: Native

Conservation Status: Not of concern


[none provided]

Accepted Name:
Neottia cordata (L.) Richardson
Publication: De Orchid. Eur. 37. 1817.

Synonyms & Misapplications:
Bifolium cordatum (L.) Nieuwl.
Diphryllum cordatum (L.) Kuntze
Distomaea cordata (L.) Spenner
Listera cordata (L.) R. Br. [FNA26, HC]
Listera cordata (L.) R. Br. var. cordata [FNA26]
Listera cordata (L.) R. Br. var. nephrophylla (Rydb.) Hultén [FNA26]
Ophrys cordata L.
Pollinirhiza cordata (L.) Dulac
Additional Resources:

PNW Herbaria: Specimen records of Neottia cordata in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Neottia cordata checklist entry.

E-Flora BC: Neottia cordata atlas page.

CalPhotos: Neottia cordata photos.

USDA Plants: Neottia cordata information.

46 photographs:
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