Rue anemone

Rue Anemone
Scientific Name: Thalictrum thalictroides (L.) Eames & Boivin
Synonym: Anemonella thalictroides, Syndesmon thalictroides
Family: Ranunculaceae ...

Rue anemone, the only member of this genus, is a member of the Ranunculus family. It's widely distributed in the Eastern deciduous forest from East Texas to Minnesota and all points east.

Similar Species: False Rue Anemone (Isopyrum biternatum) usually has five parts to the flower and the leaflets of the three part leaves are truly lobed into three lobes, not just notched.

The only member of its genus, rue anemone is a tuberous perennial native to the woodlands of eastern North America.

Rue Anemone; aka,
Anemonella
The species name of Anemonella thalictroides (formerly Syndesmon thalictroides & Thalictrum anemonoides) alludes to this plant's leaves "like meadow rue, ...

Double White Rue Anemone [English]: Anemonella thalictroides 'Double White'
Double White Soapwort [English]: Saponaria officinalis 'Alba Plena'
Double White Tree Dahlia [English]: Dahlia imperialis 'Double White' ...

anemonoides (Rue Anemone) is usually only a few inches high, its white flowers being nearly 1 inch in diameter, and open in April and May. It is best suited for the rock garden in deep moist soil and partial shade.

Thalictrum thalictroides (Rue Anemone)
Trillium erectum (Red Trillium/Wake Robin)
Trillium grandiflorum (Common/White Trillium/Wake Robin)
Trillium luteum (Yellow Trillium/Wake Robin)
Trillium ovatum (Western Trillium/Wake Robin) ...

Similar to the anemone is the wild rue anemone of another buttercup-family genus (Anemonella or Syndesmon). The pasqueflower is sometimes included in Anemone.

See also: Rue, Anemone, Green, Anemonella thalictroides, Pink