Thalictrum dioicum Linnaeus. Common name: Early Meadowrue, Quicksilver-weed. Phenology: Apr-May. Habitat: Seepages, moist forests. Distribution: ME, QC, and MN south to SC, c. GA, AL, MO, and nc. AR.
Origin/Endemic status: Native
Synonymy ⓘ: = Ar, C, Can, F, FNA3, G, GrPl, GW2, Il, K4, Mi, Mo3, NE, NS, NY, Pa, POWO, RAB, S, S13, Tat, Tn, Va, W, WV. Basionym: Thalictrum dioicum L. 1753
Links to other floras: = Thalictrum dioicum - FNA3
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Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: FAC
- Eastern Mountains and Piedmont: FAC
- Great Plains: FACW
- Midwest: FACU
- Northcentral & Northeast: FACU
Heliophily ⓘ: 3
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© Richard & Teresa Ware CC-BY-NC, permission granted to NCBG | Original Image ⭷
© Gary P. Fleming | Original Image ⭷
© Gary P. Fleming | Original Image ⭷
© Erik Danielson source | Original Image ⭷
© Alan Cressler: Thalictrum dioicum, Staminate Flowers (left), and Pistillate Flowers (right), Conasauga Limestone Outcrop, Floyd County, Georgia 1 by Alan Cressler source | Original Image ⭷
© Erik Danielson source | Original Image ⭷
© Erik Danielson source | Original Image ⭷Feedback
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Horticultural Information
Intro: An erect perennial found in seepages, shaded outcrops in moist to dryish forests and shell-marl ravines.
Stems: Stems unbranched, smooth, pale or purplish-green, with a waxy coating.
Leaves: Leaves alternate; long-petiolate; divided into 3 leaflets, which are again divided into 3-5 leaflets. The ultimate leaflets are round to kidney-shaped, round-lobed, drooping at flowering, pale to purplish green and smooth.
Inforescence:
Flowers: Flowers in terminal and axillary panicles, male and female flowers on separate plants. Flowers about ¼ in. wide, male flowers with straw-colored to purple sepals and dangling yellowish-green stamens, and female flowers with greenish-purple sepals and spreading, slender, purple stigmas.
Fruits: Fruit a cluster of 3-8 hook-beaked, ellipsoid achenes.
Comments:
Height: 12-30 in.
plant sale text:
bloom table text:
description: An erect perennial found in seepages, shaded outcrops in moist to dryish forests and shell-marl ravines.
stems: Stems unbranched, smooth, pale or purplish-green, with a waxy coating.
leaves: Leaves alternate; long-petiolate; divided into 3 leaflets, which are again divided into 3-5 leaflets. The ultimate leaflets are round to kidney-shaped, round-lobed, drooping at flowering, pale to purplish green and smooth.
inflorescence:
flowers: Flowers in terminal and axillary panicles, male and female flowers on separate plants. Flowers about ¼ in. wide, male flowers with straw-colored to purple sepals and dangling yellowish-green stamens, and female flowers with greenish-purple sepals and spreading, slender, purple stigmas.
fruits: Fruit a cluster of 3-8 hook-beaked, ellipsoid achenes.
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cultural notes:
germination code:
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