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Smith, R.W.

Eupatorium mohrii

Eupatorium mohrii Greene

Mohr's Thoroughwort

Asteraceae (Aster Family)

Synonym(s): Eupatorium recurvans

USDA Symbol: EUMO4

USDA Native Status: L48 (N)

Herbaceous perennial sub-shrub for moist gardens or on pond edges.

From the Image Gallery

1 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb , Subshrub
Root Type: Tuberous
Leaf Retention: Deciduous
Leaf Arrangement: Opposite
Leaf Complexity: Simple
Leaf Shape: Lanceolate
Leaf Margin: Entire
Leaf Texture: Papery
Breeding System: Flowers Unisexual
Inflorescence: Compound Corymb , Terminal
Size Notes: Up to about 40 inches tall.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.

Bloom Information

Bloom Color: White , Pink
Bloom Time: Jul , Aug , Sep
Bloom Notes: Usually white, rarely pinkish.

Distribution

USA: AL , FL , GA , LA , MI , NC , SC , TX , VA
Native Habitat: Moist, low ground, margins of ponds, sandy soils.

Growing Conditions

Light Requirement: Sun

Benefit

Attracts: Butterflies
Nectar Source: yes

National Wetland Indicator Status

Region:	AGCP	AK	AW	CB	EMP	GP	HI	MW	NCNE	WMVE
Status:	FACW				FAC	FAC

This information is derived from: U.S. Army Corps of Engineers. (2023). 2022 National Wetland Plant List, version 3.6. U.S. Army Engineer Research and Development Center, Vicksburg, MS. https://wetland-plants.usace.army.mil/. Click here for map of regions.

Wildflower Center Seed Bank

LBJWC-1313 Collected 2009-11-13 in Montgomery County by Lady Bird Johnson Wildflower Center

1 collection(s) available in the Wildflower Center Seed Bank

Web Reference

Webref 3 - Flora of North America (2014) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.

Additional resources

USDA: Find Eupatorium mohrii in USDA Plants
FNA: Find Eupatorium mohrii in the Flora of North America (if available)
Google: Search Google for Eupatorium mohrii

Metadata

Record Modified: 2022-09-28
Research By: Joseph A. Marcus

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