Images
Click on image to view full size
Morphology
- Stem
- Slender, wiry, glabrous, branched.
- Leaves
- Alternate and basal, compound; leaflets 3, broadly egg-shaped, 2/5 to 1 inch long, irregularly 2-3-lobed; lobes sometimes with secondary lobes; tips rounded; basal leaves with 3 principal divisions, each with 3 leaflets, stalks 1.6 to 5.6 inches long; stem leaves short-stalked to sessile.
- Inflorescence
- Solitary or loose 2-4-flowered groups, from leaf axils.
- Flower
- Sepals 4-5, petal-like, 1/4 to 1/2 inch across, white; petals absent; stamens 25-50.
- Fruit
- Pods, sessile, ovate, compressed, 1/8 to 1/5 inch long, upright to widely divergent, 3-seeded; style on each pod 1/20 to 1/12 inch long, straight or curved.
Ecology
- Habitat
- Moist deciduous woods and thickets; often on rocky, calcareous soils.
- Distribution
- East 1/3 of Kansas.
Additional Notes
Comments
The roots have tuber-like thickenings.
Special Notes: Sometimes mistaken for rue anemone Anemonella thalictroides . Rue anemone is often solitary, occurs on drier sites, has a whorl of 6 leaflets below the flower, and has 5-8 petal-like sepals. False rue anemone leaves are deeply lobed.
Synonyms
Alternative scientific names that have been used for this plant.
Scientific Name: Isopyrum biternatum
Full Citation: Isopyrum biternatum T. & G.
Quick Facts
- Plant Type
- Wildflower
- Family
- Ranunculaceae - Buttercup Family
- Life Span
- Perennial
- Height
- 6-16 inches
- Last Updated
- 2008-05-28
Color Groups
White, Green & Greenish White Wildflowers
Flowering Period
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Blooms: April, May