NameThatPlant.net: Helianthus porteri

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Helianthus porteri FAMILY Asteraceae Go to FSUS key

Dig deeper at SERNEC, a consortium of southeastern herbaria.

Read more about Confederate Daisy at Vascular Plants of North Carolina.

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Helianthus porteri FAMILY Asteraceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)

Helianthus porteri

SYNONYMOUS WITH Flora of North America

Helianthus porteri

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

Viguiera porteri

COMMON NAME:
Confederate Daisy

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

image of Helianthus porteri, Confederate Daisy

Richard and Teresa Ware rtw_helianthus_porteri

August

Ray florets 7-8. Disc florets with yellow lobes. Anthers and appendages dark, per Flora of North America.

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

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Helianthus porteri FAMILY Asteraceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Helianthus porteri

SYNONYMOUS WITH Flora of North America
Helianthus porteri

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

3727

Forb
Annual

Habitat: In shallow soils over granite on low-elevation granite domes or flatrocks, per Weakley's Flora

Native to South Carolina & Georgia (introduced in NC)

Uncommon in GA Piedmont, rare elsewhere

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
Alternate, or the lower opposite

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

FRUIT:
Summer/Fall
Achene

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