OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Eupatorium capillifolium   FAMILY Asteraceae__   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Eupatorium capillifolium   FAMILY Asteraceae__

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 19-20-21 (2006)

Eupatorium capillifolium

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-34-005a:

Eupatorium capillifolium var. capillifolium   FAMILY Asteraceae__

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)

Eupatorium capillifolium

 

COMMON NAME:
Common Dog-fennel, Summer Cedar, Yankeeweed, Cypressweed


         To see larger pictures, click or hover over the thumbnails.

image of Eupatorium capillifolium, Common Dog-fennel, Summer Cedar, Yankeeweed, Cypressweed

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_euca5_001_lvd

        

image of Eupatorium capillifolium, Common Dog-fennel, Summer Cedar, Yankeeweed, Cypressweed

USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide    pnd_euca5_005_lvd

        

image of Eupatorium capillifolium, Common Dog-fennel, Summer Cedar, Yankeeweed, Cypressweed

USDA / Selected Weeds of the US. 1970    swus_page_405

        

image of Eupatorium capillifolium, Common Dog-fennel, Summer Cedar, Yankeeweed, Cypressweed

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

image of Eupatorium capillifolium, Common Dog-fennel, Summer Cedar, Yankeeweed, Cypressweed

JK Marlow    jkm160607_001

June    Greenville County    SC

Roadside

Leaves multi-divided into numerous delicate needle-like segments, per Wildflowers of Tennessee (Carman, 2005).

image of Eupatorium capillifolium, Common Dog-fennel, Summer Cedar, Yankeeweed, Cypressweed

JK Marlow    s000614_a

June    Greenville County    SC

Leaves bright green, segments of upper leaves 0.2-0.5mm wide, per Weakley's Flora.

image of Eupatorium capillifolium, Common Dog-fennel, Summer Cedar, Yankeeweed, Cypressweed

JK Marlow    jkm0307f_01

July    Transylvania County    NC

DuPont State Forest

An excellent indicator of soil disturbance, per Weakley's Flora.

image of Eupatorium capillifolium, Common Dog-fennel, Summer Cedar, Yankeeweed, Cypressweed

JK Marlow    jkm160826_004

August    Greenville County    SC

image of Eupatorium capillifolium, Common Dog-fennel, Summer Cedar, Yankeeweed, Cypressweed

JK Marlow    jkm0409h_04

September    Greenville County    SC

Utility right-of-way

image of Eupatorium capillifolium, Common Dog-fennel, Summer Cedar, Yankeeweed, Cypressweed

JK Marlow    jkm0409h_10b

September    Greenville County    SC

Utility right-of-way

Our Eupatorium flowers are bisexual, all disc, without receptacular bracts, per Wildflowers of the Eastern United States (Duncan & Duncan, 1999).

image of Eupatorium capillifolium, Common Dog-fennel, Summer Cedar, Yankeeweed, Cypressweed

JK Marlow    jkm180927_5039

September    Greenville County    SC

image of Eupatorium capillifolium, Common Dog-fennel, Summer Cedar, Yankeeweed, Cypressweed

Gill Newberry    gn10_e_capillifolium

October        

Numerous heads, each about 0.1" high, with 3-6 greenish-white disk flowers, per Wildflowers of Tennessee (Carman, 2005).

image of Eupatorium capillifolium, Common Dog-fennel, Summer Cedar, Yankeeweed, Cypressweed

Gill Newberry    gn10_e_capillifolium_pla

October        

image of Eupatorium capillifolium, Common Dog-fennel, Summer Cedar, Yankeeweed, Cypressweed

JK Marlow    jkm0010a_16

October    Greenville County    SC

image of Eupatorium capillifolium, Common Dog-fennel, Summer Cedar, Yankeeweed, Cypressweed

JK Marlow    jkm0310b_26

October    Greenville County    SC

Ashmore Heritage Preserve

Elongated, much-branching conical panicle, 30-80cm long and 20-50cm wide, per Forest Plants of the Southeast and Their Wildlife Uses (Miller & Miller, 2005).

image of Eupatorium capillifolium, Common Dog-fennel, Summer Cedar, Yankeeweed, Cypressweed

JK Marlow    jkm161012_019

October    Greenville County    SC

image of Eupatorium capillifolium, Common Dog-fennel, Summer Cedar, Yankeeweed, Cypressweed

JK Marlow    jkm0411h_23

November    Pickens County    SC

Roadside

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Eupatorium capillifolium   FAMILY Asteraceae__

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Eupatorium capillifolium   FAMILY Asteraceae__

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 19-20-21
Eupatorium capillifolium

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-34-005a:
Eupatorium capillifolium var. capillifolium   FAMILY Asteraceae__

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Eupatorium capillifolium

 

Find by SCIENTIFIC NAME:

545

Forb
Annual/Short-lived perennial

Habitat: Disturbed soils, old fields, clearcuts, per Weakley's Flora

Native to the Carolinas & Georgia

Common (uncommon in Mountains, rare in NC Mountains)

map
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.

Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)

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!



 


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