Heartleaf Twayblade, Heart-leaf Twayblade, Heart-leaved Twayblade
Neottia cordata
Synonyms: Bifolium cordatum, Diphryllum cordatum, Distomaea cordata, Listera cordata var. cordata, Listera cordata ssp. nephrophylla, Listera cordata var. neophrophylla,Listera nephrophylla, Neottia cordata, Neottia nephrophylla, Ophrys cordata, Pollinirhiza cordata
- ![Heartleaf Twayblade, Heart-leaf Twayblade, Heart-leaved Twayblade: Neottia cordata (Synonyms: Bifolium cordatum, Diphryllum cordatum, Distomaea cordata, Listera cordata var. cordata, Listera cordata ssp. nephrophylla, Listera cordata var. neophrophylla,Listera nephrophylla, Neottia cordata, Neottia nephrophylla, Ophrys cordata, Pollinirhiza cordata)](cordata/cordata04-20-2019b.jpg)
Heart-leaf twayblades in bloom on the sandy forest floor behind the dunes at Sitka Sedge State Natural Area.......April 20, 2019.
- ![Heartleaf Twayblade, Heart-leaf Twayblade, Heart-leaved Twayblade: Neottia cordata (Synonyms: Bifolium cordatum, Diphryllum cordatum, Distomaea cordata, Listera cordata var. cordata, Listera cordata ssp. nephrophylla, Listera cordata var. neophrophylla,Listera nephrophylla, Neottia cordata, Neottia nephrophylla, Ophrys cordata, Pollinirhiza cordata)](cordata/cordata06-02-2021b.jpg)
Heart-leaf twayblades blooming in coniferous forest atop Mount Hebo, Siuslaw National Forest......June 2, 2021.
![Heartleaf Twayblade, Heart-leaf Twayblade, Heart-leaved Twayblade: Neottia cordata (Synonyms: Bifolium cordatum, Diphryllum cordatum, Distomaea cordata, Listera cordata var. cordata, Listera cordata ssp. nephrophylla, Listera cordata var. neophrophylla,Listera nephrophylla, Neottia cordata, Neottia nephrophylla, Ophrys cordata, Pollinirhiza cordata)](../../../../cascade/mtadams/3/orchid/listera/cordata/listeracordata2.jpg)
The lower petals of heart-leaf twayblade are very long and deeply notched.
![Paired stem leaves of Heartleaf Twayblade, Heart-leaf Twayblade, Heart-leaved Twayblade: Neottia cordata (Synonyms: Bifolium cordatum, Diphryllum cordatum, Distomaea cordata, Listera cordata var. cordata, Listera cordata ssp. nephrophylla, Listera cordata var. neophrophylla,Listera nephrophylla, Neottia cordata, Neottia nephrophylla, Ophrys cordata, Pollinirhiza cordata)](cordata/cordata3a.jpg)
The opposite stem leaves of heart-leaf twayblade as seen under young conifers in moist swales amidst the dunes on Bayocean Spit, Tillamook County, OR.........June 19, 2010.
Paul Slichter