Native & Naturalized Plants of the Carolinas & Georgia


3635

Forb

Native to the Carolinas & Georgia
Documented growing wild in GA NC SC

Common (uncommon in Piedmont, rare in Mountains)

Look for it in dry woodlands, powerline rights-of-way, roadsides, marshes, per Weakley's Flora

map
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LEAVES:
Simple
Mostly opposite or in whorls of 3
Petioles obscured by decurrent blade

FLOWER:
Summer/Fall
Disc: White
Rays: Absent
Bisexual
Inferior ovary

FRUIT:
Summer/Fall
Lustrous black
Achene

 

TO LEARN MORE about this plant, look it up in a good book!



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

WEAKLEY'S FLORA (11/30/12):
Eupatorium torreyanum   FAMILY Asteraceae__

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Eupatorium hyssopifolium var. laciniatum   FAMILY Asteraceae__

LESS THAN (REJECTED) VASCULAR FLORA OF THE CAROLINAS (1968) 179-34-013?:
Eupatorium hyssopifolium   FAMILY Asteraceae__

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

 

COMMON NAME:
Torrey's Eupatorium


Click or hover over the thumbnails to see larger pictures.

image of Eupatorium torreyanum

JK Marlow    jkm140801_267

August    Greenville County    SC

Swamp Rabbit Trail

Leaves mostly opposite or in whorls of 3, conspicuously & divergently toothed, per Weakley's Flora.

image of Eupatorium torreyanum

JK Marlow    jkm140801_269

August    Greenville County    SC

Swamp Rabbit Trail

image of Eupatorium torreyanum

JK Marlow    jkm140801_271

August    Greenville County    SC

Swamp Rabbit Trail

image of Eupatorium torreyanum

JK Marlow    jkm140801_272

August    Greenville County    SC

Swamp Rabbit Trail

image of Eupatorium torreyanum

JK Marlow    jkm170826_798

August    Spartanburg County    SC

image of Eupatorium torreyanum

JK Marlow    jkm140909_581

September    Greenville County    SC

Swamp Rabbit Trail

image of Eupatorium torreyanum

JK Marlow    jkm140909_583

September    Greenville County    SC

Swamp Rabbit Trail

Principal leaves 5-12cm long, 5-10(12)mm wide, 6-15x as long as wide, per Weakley's Flora.

image of Eupatorium torreyanum

JK Marlow    jkm140909_584

September    Greenville County    SC

Swamp Rabbit Trail

image of Eupatorium torreyanum

Richard and Teresa Ware    rtw_eupatorium_torreyanum

October        

Leaves usually spreading or ascending (not deflexed), per Weakley's Flora.