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Thalictrum dioicum L.

Early meadow rue, quicksilver-weed, early meadowrue, early Meadow-rue

KingdomPlantaePlants, but not fungi, lichens, or algae
SubkingdomTracheobiontaVascular plants—plants with a “circulatory system” for delivering water and nutrients
DivisionMagnoliophytaFlowering plants, also known as angiosperms
ClassMagnoliopsidaDicotyledons—plants with two initial seed leaves
SubclassMagnoliidaeIncludes magnolias, nutmeg, bay laurel, cinnamon, avocado, black pepper, and many others
OrderRanunculalesBasal (evolved earlier) eudicots, also called “true dicots”
FamilyRanunculaceaeButtercup family
GenusThalictrumFrom Greek qaliktron (thaliktron), a “plant with divided leaves”
SpeciesdioicumPlants are dioecious (male and female flowers are on separate plants)

About plant names...

Early meadow rue is native to North America.

Identification: Plants are 12-31" (30-80 cm) tall. Leaves are blue-green, rounded, with three lobes at the far end, each leaflet ⅜-1¾" (1-4.5 cm) wide. Flowers occur in loosely spaced groups. They do not have petals, just sepals ¹/₁₆-⅛" (1.8-4 mm) long, greenish or yellowing, sometimes with a purple tint.

Online References:

Earl J.S. Rook's Flora, Fauna, Earth, and Sky ... The Natural History of the Northwoods

Missouriplants.com

Wikipedia

The Missouri Botanical Garden

Southeastern Flora, the Southeastern U.S. Plant Identification Resource

The Lady Bird Johnson Wildflower Center

The University of Wisconsin's Robert W. Freckmann Herbarium

The USDA Forest Service's Fire Effects Information Database

EFloras

Thalictrum dioicum (early meadow rue, quicksilver-weed, early meadowrue, early Meadow-rue)

5/5/2023 · Morse Mountain, Phippsburg, Maine

Thalictrum dioicum (early meadow rue, quicksilver-weed, early meadowrue, early Meadow-rue)

4/15/1979 · Memphis, Ten­nes­see · By Tim Chandler

 

Thalictrum dioicum description by Thomas H. Kent, last updated 5 Sep 2023.

© FloraFinder.org. All rights reserved.


  

Thalictrum dioicum (early meadow rue, quicksilver-weed, early meadowrue, early Meadow-rue)

9/14/2010 · Garden in the Woods, Framingham, Mass­a­chu­setts
≈ 18 × 12" (46 × 30 cm)

Thalictrum dioicum (early meadow rue, quicksilver-weed, early meadowrue, early Meadow-rue)

8/24/2023 · Morse Mountain, Phippsburg, Maine
≈ 10 × 6" (24 × 16 cm)

Thalictrum dioicum (early meadow rue, quicksilver-weed, early meadowrue, early Meadow-rue)

6/8/2012 · Squannacook River Wildlife Area, Townsend, Mass­a­chu­setts
≈ 8 × 7" (19 × 18 cm)

Thalictrum dioicum (early meadow rue, quicksilver-weed, early meadowrue, early Meadow-rue)

8/24/2023 · Morse Mountain, Phippsburg, Maine
≈ 10 × 6" (24 × 16 cm)

Range: Zones 4-7:

About this map...