Native & Naturalized Plants of the Carolinas & Georgia


4398

Forb
Annual/Short-lived perennial

Native to the Coastal Plain of the Carolinas & Georgia

Documented growing wild in GA NC SC

Common

Look for it in coastal dunes and sand-flats, roadsides, disturbed areas, per Weakley's Flora

map
To see a detailed map, click here

 

full sun

LEAVES:
Simple
Basal & alternate

FLOWER:
WinterSummer/Fall
Rays: Yellow
Disc: Yellow
Disc flowers bisexual/ Ray flowers pistillate and fertile
Inferior ovary

FRUIT:
WinterSummer/Fall
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 (10/20/20):
Heterotheca subaxillaris   FAMILY Asteraceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Heterotheca subaxillaris   FAMILY Asteraceae

INCLUDING New England Wildflower Society’s Flora Novae Angliae (Haines, 2011)
Heterotheca subaxillaris var. latifolia

INCLUDING Miscellaneous nomenclatural changes in Astereae (Asteraceae) (Semple, 2004)
Heterotheca subaxillaris ssp. latifolia

INCLUDING Miscellaneous nomenclatural changes in Astereae (Asteraceae) (Semple, 2004)
Heterotheca subaxillaris ssp. subaxillaris

INCLUDING A revision of Heterotheca sect. Phyllotheca (Compositae: Astereae): the prairie and montane goldenasters of North America (Semple, 1996)
Heterotheca latifolia var. latifolia

INCLUDING A revision of Heterotheca sect. Phyllotheca (Compositae: Astereae): the prairie and montane goldenasters of North America (Semple, 1996)
Heterotheca subaxillaris

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-51-010:
Heterotheca subaxillaris   FAMILY Asteraceae

INCLUDING Revision of Heterotheca, section Heterotheca (Compositae) (Wagenknecht, 1960)
Heterotheca subaxillaris var. subaxillaris

 

COMMON NAME:
Camphorweed


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

image of Heterotheca subaxillaris, Camphorweed

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_hesu3_001_lvd

        

image of Heterotheca subaxillaris, Camphorweed

Glen Peterson    gkp9396_hlatifoliacut

August    Spartanburg County    SC

Pappus bristles capillary (that is, hairlike, very slender), per Vascular Flora of the Carolinas.

image of Heterotheca subaxillaris, Camphorweed

Glen Peterson    gkp9398_hlatifoliaflowers

August    Spartanburg County    SC

Nutlets of rays essentially without pappus, those of disc flowers with pappus, per Vascular Flora of the Carolinas.

image of Heterotheca subaxillaris, Camphorweed

JK Marlow    jkm0309p_33

September    Horry County    SC

Myrtle Beach State Park

Plants glandular and sticky, with a camphorlike odor when crushed, per Wildflowers of the Eastern United States.

image of Heterotheca subaxillaris, Camphorweed

JK Marlow    jkm060929_019

September    Greenville County    SC

It seems best to treat the complex as a single polymorphic species, per Flora of North America.

image of Heterotheca subaxillaris, Camphorweed

JK Marlow    jkm110917_390

September    Greenville County    SC

Swamp Rabbit Trail

Ray florets 15-35; laminae 3-7(9) × 1-2mm. Disc florets 25-60, per Flora of North America.

image of Heterotheca subaxillaris, Camphorweed

JK Marlow    jkm200920_7340

September    Pickens County    SC

Glassy Mountain Heritage Preserve

Plants erect or decumbent, to 2m tall, per Weakley's Flora (2018).

image of Heterotheca subaxillaris, Camphorweed

JK Marlow    s050902_a

September    Greenville County    SC

Upper leaves sessile, base rounded to clasping, per Weakley's Flora (2020).

image of Heterotheca subaxillaris, Camphorweed

JK Marlow    s050902_a2

September    Greenville County    SC

Leaves green or slightly grayish, scabrous, also w spreading to curved hairs, per Weakley's Flora (2020).

image of Heterotheca subaxillaris, Camphorweed

JK Marlow    jkm0510a_31

October    Greenville County    SC

image of Heterotheca subaxillaris, Camphorweed

JK Marlow    jkm061001_026

October    Greenville County    SC

Disc flower nutlets pubescent w tan pappus; ray nutlets glabrous w no pappus, per Vascular Flora of the Carolinas.

image of Heterotheca subaxillaris, Camphorweed

JK Marlow    jkm061001_033

October    Greenville County    SC

Heads numerous, in corymbs, often diffuse and appearing paniculate, per Vascular Flora of the Carolinas.

image of Heterotheca subaxillaris, Camphorweed

JK Marlow    jkm151008_017

October    Greenville County    SC

image of Heterotheca subaxillaris, Camphorweed

JK Marlow    jkm211002_3992

October    Greenville County    SC

image of Heterotheca subaxillaris, Camphorweed

JK Marlow    jkm211003_4084

October    Greenville County    SC

image of Heterotheca subaxillaris, Camphorweed

JK Marlow    jkm211003_4085

October    Greenville County    SC

image of Heterotheca subaxillaris, Camphorweed

JK Marlow    jkm211003_4088

October    Greenville County    SC

Involucres hemispheric; bracts linear, appressed, stipitate-glandular, per Vascular Flora of the Carolinas.


click here to see other plants that look similar to this COMPARE involucral bracts of DYCs with ray and disc flowers

image of Heterotheca subaxillaris, Camphorweed

JK Marlow    jkm181110_5742

November    Georgetown County    SC

Huntington Beach State Park