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):
Helianthus divaricatus   FAMILY Asteraceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Helianthus divaricatus   FAMILY Asteraceae

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

Helianthus divaricatus

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-65-011:

Helianthus divaricatus   FAMILY Asteraceae

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

Helianthus divaricatus

 

COMMON NAME:
Woodland Sunflower, Spreading Sunflower


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

image of Helianthus divaricatus, Woodland Sunflower, Spreading Sunflower

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_hedi2_001_lvd

        

image of Helianthus divaricatus, Woodland Sunflower, Spreading Sunflower

JK Marlow    jkm120506_678

May    Oconee County    SC

Its widely spreading leaves are commonly at right angles to the stem, per Atlantic Coastal Plain Wildflowers (Nelson, 2006).

image of Helianthus divaricatus, Woodland Sunflower, Spreading Sunflower

JK Marlow    jkm0406n_03

June    Pickens County    SC

Roadside

Flower heads composed of a 1/2" disk of tubular yellow flowers & 8-15 rays, per Atlantic Coastal Plain Wildflowers (Nelson, 2006).

image of Helianthus divaricatus, Woodland Sunflower, Spreading Sunflower

JK Marlow    jkm0406n_08

June    Pickens County    SC

Roadside

The leaves were stiff and rough to the touch.

image of Helianthus divaricatus, Woodland Sunflower, Spreading Sunflower

JK Marlow    jkm0506h_33

June    Oconee County    SC

image of Helianthus divaricatus, Woodland Sunflower, Spreading Sunflower

JK Marlow    s040629_a

June    Pickens County    SC

Roadside

Opposite, virtually sessile leaves with abruptly rounded bases, per Wildflowers of the Southern Mountains (Smith, 1998).

image of Helianthus divaricatus, Woodland Sunflower, Spreading Sunflower

JK Marlow    s040629_b

June    Pickens County    SC

Roadside

Leaves do not clasp & taper gradually to a long tip, per Wildflowers of the Southern Mountains (Smith, 1998).

image of Helianthus divaricatus, Woodland Sunflower, Spreading Sunflower

JK Marlow    jkm220702_8860

July    Oconee County    SC

image of Helianthus divaricatus, Woodland Sunflower, Spreading Sunflower

JK Marlow    jkm230720_4618

July    Greenville County    SC

Chestnut Ridge Heritage Preserve

image of Helianthus divaricatus, Woodland Sunflower, Spreading Sunflower

JK Marlow    jkm230720_4619

July    Greenville County    SC

Chestnut Ridge Heritage Preserve

image of Helianthus divaricatus, Woodland Sunflower, Spreading Sunflower

JK Marlow    jkm230720_4621

July    Greenville County    SC

Chestnut Ridge Heritage Preserve

Involucral bracts lanceolate, acuminate, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Helianthus divaricatus, Woodland Sunflower, Spreading Sunflower

Bill Stringer    wcshelianthus_divaricatu

July        

image of Helianthus divaricatus, Woodland Sunflower, Spreading Sunflower

JK Marlow    jkm0408k_09

August    Oconee County    SC

Leaves sessile, the 2 lateral veins diverging from midrib at very base of leaf, per Weakley's Flora.


click here to see other plants that look similar to this COMPARE leaves of Hairy Sunflower and Woodland Sunflower

image of Helianthus divaricatus, Woodland Sunflower, Spreading Sunflower

JK Marlow    jkm190801_0385

August    Buncombe County    NC

Blue Ridge Parkway

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Helianthus divaricatus   FAMILY Asteraceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Helianthus divaricatus   FAMILY Asteraceae

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 19-20-21
Helianthus divaricatus

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-65-011:
Helianthus divaricatus   FAMILY Asteraceae

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

 

Find by SCIENTIFIC NAME:

647

Forb
Perennial

Habitat: Mesic to dry woodlands and forests, forest edges, per Weakley's Flora

Native to the Carolinas & Georgia

Common (rare in Coastal Plain)

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
Opposite

FLOWER:
Summer
Rays: Yellow
Disc: Yellow
Inferior ovary
Disc flowers bisexual & fertile/ Ray flowers pistillate but sterile

FRUIT:
Summer
Brown/Blackish
Achene

 

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



 


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