Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Eupatorium sessilifolium var. sessilifolium
FAMILY
Asteraceae__
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Easily identified by its sessile (stalkless), paired leaves that are very long (often 5-6 times as long as wide) and tapered gradually to a point. Read more at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Eupatorium sessilifolium var. sessilifolium
FAMILY
Asteraceae__
INCLUDED WITHIN Flora of North America north of Mexico, vol. 19-20-21 (2006)
Eupatorium sessilifolium
INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-34-017a:
Eupatorium sessilifolium var. sessilifolium FAMILY Asteraceae__
INCLUDED WITHIN Manual of the Southeastern Flora (Small, 1933, 1938)
Eupatorium sessilifolium
COMMON NAME:
Upland Boneset, Sessile-leaf Eupatorium
To see larger pictures, click or hover over the thumbnails.
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_euse3_001_lvd
)
JK Marlow jkm220715_9108
July Greenville County SC
Chestnut Ridge Heritage Preserve
)
JK Marlow jkm230720_4527
July Greenville County SC
Chestnut Ridge Heritage Preserve
Involucres 5-flowered, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
)
JK Marlow jkm230720_4532
July Greenville County SC
Chestnut Ridge Heritage Preserve
)
JK Marlow jkm230720_4534
July Greenville County SC
Chestnut Ridge Heritage Preserve
Involucres cylindric, 4-6mm long, 2-3mm wide; bracts acute to obtuse, apices and margins white, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
)
JK Marlow jkm0508e_06
August Oconee County SC
)
Richard and Teresa Ware rtw_e_sessilifolium_3
August
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Terry Holdsclaw tdh_e_sessilifoliumses_13
August Catawba County NC
Stem hairy at the top but smooth below the inflorescence, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
)
Terry Holdsclaw tdh_esessilifoliumses_26b
August Catawba County NC
Leaves rounded at the base, margin finely toothed, with 1 main vein, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
)
Terry Holdsclaw tdh_e_sessilifoliumses_1
September Catawba County NC
Lvs generally broadest near base, membranaceous, averaging ~ 5x long as wide, per Weakley's Flora.
)
JK Marlow jkm221108_0616
November Greenville County SC
)
JK Marlow jkm221108_0624
November Greenville County SC
)
JK Marlow jkm221108_0625
November Greenville County SC
)
JK Marlow jkm221108_0627
November Greenville County SC
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Eupatorium sessilifolium var. sessilifolium
FAMILY
Asteraceae__
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Eupatorium sessilifolium var. sessilifolium
FAMILY
Asteraceae__
INCLUDED WITHIN
Flora of North America north of Mexico, vol. 19-20-21
Eupatorium sessilifolium
INCLUDED WITHIN
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-34-017a:
Eupatorium sessilifolium var. sessilifolium
FAMILY
Asteraceae__
INCLUDED WITHIN
Manual of the Southeastern Flora (Small, 1933, 1938)
Eupatorium sessilifolium
558
Forb
Perennial
Habitat: Open upland woodlands and woodland borders, especially calcareous or mafic, per Weakley's Flora
Native to the Carolinas & Georgia
Common (rare in GA Piedmont, rare in SC)
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
LEAVES:
Simple
Usually opposite, upper sometimes alternate
Leaves sessile
FLOWER:
Summer/Fall
Disc: White
Rays: Absent
Inferior ovary
Bisexual
FRUIT:
Summer/Fall
Lustrous black
Achene
TO LEARN MORE about this plant, look it up in a good book!
- Newcomb's Wildflower Guide (Newcomb, 1977) p434?
- Wildflowers of the Atlantic Southeast (Cotterman, Waitt, & Weakley, 2019) p194
- Wildflowers of Tennessee (Carman, 2005) p296?
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005) p346?
- Wildflowers of the Southern Mountains (Smith, 1998) p181?
If a search such as "Carex leptalea var. leptalea" doesn't deliver the results you want, try "Carex leptalea".
Or, to minimize chances of a misspelling, try just "Carex le".
Less is more: If "pencil flower" doesn't deliver the results you want, try "pencil".