Native & Naturalized Plants of the Carolinas & Georgia


2711

Forb
Annual/Short-lived perennial

Native: south central US & Mexico
Documented growing wild in GA NC SC

Common in GA Piedmont & Carolina Mtns (rare elsewhere in NC-SC)

Look for it on roadsides, in disturbed areas, per Weakley's Flora

map
To see a detailed map, click here

 

LEAVES:
Simple
Basal & alternate

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

FRUIT:
Summer/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 (11/30/12):
Heterotheca latifolia var. latifolia   FAMILY Asteraceae

LESS THAN PLANTS NATIONAL DATABASE:
Heterotheca subaxillaris   FAMILY Asteraceae

LESS THAN VASCULAR FLORA OF THE CAROLINAS (1968) 179-51-010?:
Heterotheca subaxillaris   FAMILY Asteraceae

SYNONYMOUS WITH Flora of North America
Heterotheca subaxillaris ssp. latifolia

 

COMMON NAME:
Common Camphorweed


Click or hover over the thumbnails to see larger pictures.

image of Heterotheca latifolia var. latifolia

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

        

image of Heterotheca latifolia var. latifolia

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 latifolia var. latifolia

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 latifolia var. latifolia

JK Marlow    jkm0309c_04

September    Greenville County    SC

Roadside

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

image of Heterotheca latifolia var. latifolia

JK Marlow    jkm060929_015

September    Greenville County    SC

Plants erect, 0.5-2m tall, per Weakley's Flora.

image of Heterotheca latifolia var. latifolia

JK Marlow    jkm060929_019

September    Greenville County    SC

Introduced from the West around 1950. Aggressive and spreading rapidly, per Wildflowers of the Eastern United States.

image of Heterotheca latifolia var. latifolia

JK Marlow    jkm110917_390

September    Greenville County    SC

Swamp Rabbit Trail

Ray petals 20-45, 5-10mm long; disks 8-15mm wide; both yellow-orange, per Forest Plants of the Southeast and Their Wildlife Uses.

image of Heterotheca latifolia var. latifolia

JK Marlow    s050902_a

September    Greenville County    SC

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

image of Heterotheca latifolia var. latifolia

JK Marlow    s050902_a2

September    Greenville County    SC

Leaves hirsute-pillose on both sides or scabrous above, per Weakley's Flora.

image of Heterotheca latifolia var. latifolia

JK Marlow    s050902_a3

September    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 latifolia var. latifolia

JK Marlow    jkm0510a_31

October    Greenville County    SC

image of Heterotheca latifolia var. latifolia

JK Marlow    jkm061001_015

October    Greenville County    SC

image of Heterotheca latifolia var. latifolia

JK Marlow    jkm061001_019

October    Greenville County    SC

Rays yellow, 15-30, 1-2cm long, per Vascular Flora of the Carolinas.

image of Heterotheca latifolia var. latifolia

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 latifolia var. latifolia

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 latifolia var. latifolia

JK Marlow    jkm111026_053

October    Greenville County    SC

Swamp Rabbit Trail

image of Heterotheca latifolia var. latifolia

JK Marlow    jkm151008_017

October    Greenville County    SC