Thalictrum thalictroides (L.) Eames & B. Boivin
Rue Anemone, Rue-anemone
Ranunculaceae (Buttercup Family)
Synonym(s): Anemonella thalictroides, Syndesmon thalictroides
USDA Symbol: thth2
Rue-anemone is a delicate woodland perennial rising to 9 inches or more. At the top of the stalk is a lacy whorl of 3-parted, dark-green leaves above which rises delicate, reddish-brown stems bearing pink or white blossoms.
This slender spring flower is easily cultivated in wildflower gardens. It is similar to Wood Anemone (Anemone quinquefolia), except for the numerous flowers and rounded leaflets. The leaves of Rue Anemone are similar to those of the meadow-rues.
From the Image Gallery
Plant CharacteristicsDuration: Perennial
Fruit Type: Achene
Size Notes: Up to about 1 foot tall.
Bloom InformationBloom Color: White , Pink
Bloom Time: Mar , Apr , May , Jun
DistributionUSA: AL , AR , CT , DC , DE , FL , GA , IA , IL , IN , KS , KY , MA , MD , ME , MI , MN , MO , MS , NC , NH , NJ , NY , OH , OK , PA , RI , SC , TN , VA , VT , WI , WV
Native Distribution: S.w. ME to MN, s. to n.w. FL, MS, AR & OK
Native Habitat: Open, deciduous & mixed woods
Growing ConditionsLight Requirement: Part Shade
Soil Moisture: Moist
Soil pH: Acidic (pH<6.8)
Soil Description: Humus-rich, sometimes dry, soils.
BenefitWarning: POISONOUS PARTS: All parts when fresh. Toxic only if eaten in large quantities. Symptoms include inflammation and blistering upon contact with fresh sap and irritation of the mouth, vomiting and diarrhea following ingestion. (Poisonous Plants of N.C.)
Conspicuous Flowers: yes
PropagationDescription: Propagate by division, root cuttings or seed. Sow seeds in fall or provide cold stratification. Seedlings will flower the second or third year following germination.
Seed Collection: Approximate collection date for northern U.S.: Late May through Jun. Seeds can be allowed to dry out before sowing.
Seed Treatment: This species requires or benefits from a three month period of cold moist stratification in the refrigerator.
Commercially Avail: yes
National Wetland Indicator Status
From the National Organizations DirectoryAccording to the species list provided by Affiliate Organizations, this plant is on display at the following locations:
Delaware Nature Society - Hockessin, DE
Mt. Cuba Center - Hockessin, DE
BibliographyBibref 1294 - The Midwestern Native Garden: Native Alternatives to Nonnative Flowers and Plants An Illustrated Guide (2011) Adelman, Charlotte and Schwartz, Bernard L.
Search More Titles in Bibliography
Web ReferenceWebref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter
Additional resourcesUSDA: Find Thalictrum thalictroides in USDA Plants
FNA: Find Thalictrum thalictroides in the Flora of North America (if available)
Google: Search Google for Thalictrum thalictroides
MetadataRecord Modified: 2022-11-18
Research By: TWC Staff