Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Eupatorium compositifolium
FAMILY
Asteraceae__
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Coastal Dog-fennel at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Eupatorium compositifolium
FAMILY
Asteraceae__
SYNONYMOUS WITH Flora of North America north of Mexico, vol. 19-20-21 (2006)
Eupatorium compositifolium
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-34-006:
Eupatorium compositifolium FAMILY Asteraceae__
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Eupatorium compositifolium
COMMON NAME:
Coastal Dog-fennel, Yankeeweed
To see larger pictures, click or hover over the thumbnails.
)
Alan S. Weakley asw_266270725744961
May Cumberland County NC
Carvers Creek State Park
2 species pictured: the broader segments Eupatorium compositifolium, the finer E. capillifolium. — Alan Weakley
)
JK Marlow jkm081009_129
October Dorchester County SC
Like E. capillifolium, this is an excellent indicator of soil disturbance, per Weakley's Flora (2012).
)
JK Marlow jkm081009_131
October Dorchester County SC
)
JK Marlow jkm081009_133
October Dorchester County SC
Leaves grayish-green, pubescent. Segments of upper leaves 1-2.5mm wide, per Weakley's Flora.
)
Patrick D. McMillan pdmecompositifolium_pc1
November Pickens County SC
Poe Creek State Forest
Our Eupatorium flowers are bisexual, all disc, without receptacular bracts, per Wildflowers of the Eastern United States (Duncan & Duncan, 1999).
)
Patrick D. McMillan pdmecompositifoli_cabin1
Month Unknown Clarendon County SC
Segments of basal leaves 2-5mm wide, per Weakley's Flora.
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Eupatorium compositifolium
FAMILY
Asteraceae__
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Eupatorium compositifolium
FAMILY
Asteraceae__
SYNONYMOUS WITH
Flora of North America north of Mexico, vol. 19-20-21
Eupatorium compositifolium
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-34-006:
Eupatorium compositifolium
FAMILY
Asteraceae__
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Eupatorium compositifolium
547
Forb
Annual/Short-lived perennial
Habitat: Longleaf pine sandhills, sandy disturbed areas, exposed riverbanks and drawdown zones, per Weakley's Flora
Native to the Carolinas & Georgia
Common in Coastal Plain (rare elsewhere in GA-NC-SC)
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
LEAVES:
Simple: Dissected
Lower opposite, upper alternate
FLOWER:
Summer/Fall
Disc: Creamy-white/ Purplish
Rays: Absent
Inferior ovary
Bisexual
FRUIT:
Summer/Fall
Lustrous black
Achene
TO LEARN MORE about this plant, look it up in a good book!
- Forest Plants of the Southeast and Their Wildlife Uses (Miller & Miller, 2005) p066
- Wildflowers of the Atlantic Southeast (Cotterman, Waitt, & Weakley, 2019) p202
- Wildflowers of the Eastern United States (Duncan & Duncan, 1999) p105
- Field Guide to the Wildflowers of Georgia (Chafin, 2016) p078
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005) p343
- Wildflowers of the Sandhills Region (Sorrie, 2011) p312
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