Lady Bird Johnson Wildflower Center - The University of Texas at Austin information

 Native Plant Database

Thalictrum dasycarpum (Purple meadow-rue)
Bransford, W.D. and Dolphia

Thalictrum dasycarpum Fisch. & Avé-Lall.


Purple meadow-rue, Meadow rue, Tall meadow-rue

Ranunculaceae (Buttercup Family)



Purple meadow-rue or tall meadow-rue is a stout, upright perennial, 2-6 ft. high, with purplish stems branching in the upper portion. The flowers, which occur in loose, delicate, terminal clusters, are creamy-green with petal-like sepals falling as they open. Numerous, colored, thread-like stamens remain, becoming drooping and tangled. The leaves are divided into numerous, three-lobed leaflets.


Image Gallery:

17 photo(s) available

Plant Characteristics

Duration: Perennial
Habit: Herb
Breeding System: Flowers Unisexual , Dioecious
Flower: Flowers 1/2 inch
Fruit:
Size Class: 3-6 ft.

Bloom Information

Bloom Color: White , Yellow , Green , Purple
Bloom Time: Mar , Apr , May , Jun , Jul

Distribution

USA: AL , AZ , AR , CO , ID , IL , IN , IA , KS , KY , LA , MI , MN , MS , MO , MT , NE , NM , NY , ND , OH , OK , PA , SD , TN , TX , UT , WA , WI , WY
Canada: ON
Native Distribution: Ont. to e. B.C., s. to MD, OH, TX & AZ; rare & local in New England, ID, MT & n.e. WA
Native Habitat: Wet meadows; stream banks; prairies
USDA Native Status: L48(N), CAN(N)

Growing Conditions

Water Use: Medium
Light Requirement: Part Shade
Soil Moisture: Wet , Moist
Soil Description: Rich, sandy or calcareous loams. Sandy, Sandy Loam, Medium Loam Clay Loam Acid-based, Calcareous
Conditions Comments: In addition to its use in naturalized landscapes, tall meadow rue makes an interesting background plant in designed beds.

Benefit

Use Ornamental: Perennial garden, Water garden, Bog or pond area, Ground cover
Use Food: In the first century AD, Pliny recomended meadowrue for preventing baldness and restoring hair. Most species produce chemicals called alkaloids, some of which have been used to combat tumours. A few species contain the heart toxin thalictrine. (Kershaw)
Conspicuous Flowers: yes

Last Update: 2012-12-09