Native & Naturalized Plants of the Carolinas & Georgia


644

Forb
Perennial

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

Common (uncommon in Piedmont, rare in Mountains)

Look for it in savannas, ditches, marshes, other wet habitats, per Weakley's Flora

map
To see a detailed map, click here

 

full sun partial shade ...Wet ...Moist ...Variable ...Dry

LEAVES:
Simple
Lower opposite, upper alternate

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

FRUIT:
Summer/Fall
Brown
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):
Helianthus angustifolius   FAMILY Asteraceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Helianthus angustifolius   FAMILY Asteraceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (1968) 179-65-002:
Helianthus angustifolius   FAMILY Asteraceae

 

COMMON NAME:
Narrowleaf Sunflower , Swamp Sunflower


Click or hover over the thumbnails to see larger pictures.

image of Helianthus angustifolius

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_hean2_001_lvd

        

image of Helianthus angustifolius

USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide    pnd_hean2_007_lvd

        

image of Helianthus angustifolius

JK Marlow    jkm120922_097

September    Greenville County    SC

SC Native Plant Society Plant Sale

Ray flowers 8-21, narrow; disk purple, flattened, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians.

image of Helianthus angustifolius

JK Marlow    jkm120922_101

September    Greenville County    SC

SC Native Plant Society Plant Sale

Leaves densely pubescent (but not tomentose) beneath, per Vascular Flora of the Carolinas.

image of Helianthus angustifolius

JK Marlow    jkm120922_103

September    Greenville County    SC

SC Native Plant Society Plant Sale

Involucral bracts in several series, lanceolate to linear, acuminate, per Vascular Flora of the Carolinas.


click here to see other plants that look similar to this COMPARE involucral bracts of Sunflowers

image of Helianthus angustifolius

JK Marlow    jkm081009_030

October    Dorchester County    SC

Leaves narrow, sessile, w rough surfaces & revolute (curled under) margins, per Atlantic Coastal Plain Wildflowers.

image of Helianthus angustifolius

JK Marlow    jkm081009_031

October    Dorchester County    SC

Heads on long stalks, per Forest Plants of the Southeast and Their Wildlife Uses.

image of Helianthus angustifolius

JK Marlow    jkm081009_173

October    Dorchester County    SC

McAlhany Nature Preserve

image of Helianthus angustifolius

JK Marlow    jkm081009_177

October    Dorchester County    SC

McAlhany Nature Preserve

image of Helianthus angustifolius

JK Marlow    jkm081009_178

October    Dorchester County    SC

McAlhany Nature Preserve

Plants 3-6' tall with a purplish to greenish herbaceous stem, per Atlantic Coastal Plain Wildflowers.

image of Helianthus angustifolius

JK Marlow    jkm161001_822

September    Chesterfield County    SC

Carolina Sandhills National Wildlife Refuge

image of Helianthus angustifolius

JK Marlow    jkm161001_831

September    Chesterfield County    SC

Carolina Sandhills National Wildlife Refuge

image of Helianthus angustifolius

JK Marlow    jkm161001_832

September    Chesterfield County    SC

Carolina Sandhills National Wildlife Refuge

image of Helianthus angustifolius

Richard and Teresa Ware    rtw_h_angustifolius_3

October        

image of Helianthus angustifolius

Richard and Teresa Ware    rtw_h_angustifolius_9

October