Native & Naturalized Plants of the Carolinas & Georgia


3058

Forb
Perennial

Native to the Carolinas & Georgia

Documented growing wild in GA NC SC

Uncommon in NC-SC, rare in GA, endemic to the Southeastern Coastal Plain

Look for it in pocosins, pine savannas, forest edges, per Weakley's Flora

map
To see a detailed map, click here

 

DOES THE PLANT HAVE "MILKY SAP"?
Has milky sap (latex)

LEAVES:
Simple
Alternate, reduced upward

FLOWER:
Summer/Fall
Rays: Pinkish, sometimes lavender or white
Disc: Absent
Ray flowers bisexual
Inferior ovary

FRUIT:
Summer/Fall
Reddish-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 (10/20/20):
Nabalus autumnalis   FAMILY Asteraceae_

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Prenanthes autumnalis   FAMILY Asteraceae_

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-06-001:
Prenanthes autumnalis   FAMILY Asteraceae_

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

 

COMMON NAME:
Slender Rattlesnake-root, One-sided Rattlesnake-root


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

image of Nabalus autumnalis, Slender Rattlesnake-root, One-sided Rattlesnake-root

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_navi3_001_lvd

        

image of Nabalus autumnalis, Slender Rattlesnake-root, One-sided Rattlesnake-root

Rob Hunnings    rlh_grswamp_20131025d

October    Brunswick County    NC

Green Swamp

The inflorescence may occupy half or more of the plant's height of 2-4', per Vascular Plants of North Carolina.

image of Nabalus autumnalis, Slender Rattlesnake-root, One-sided Rattlesnake-root

Rob Hunnings    rlh_nik5_11418

October    Brunswick County    NC

Green Swamp

Its narrow spikelike panicle distinguishes it from other Prenanthes, per Guide to the Wildflowers of SC.

image of Nabalus autumnalis, Slender Rattlesnake-root, One-sided Rattlesnake-root

Rob Hunnings    rlh_nik5_11418b

October    Brunswick County    NC

Green Swamp

image of Nabalus autumnalis, Slender Rattlesnake-root, One-sided Rattlesnake-root

Rob Hunnings    rlh_nik5_11418c

October    Brunswick County    NC

Green Swamp

image of Nabalus autumnalis, Slender Rattlesnake-root, One-sided Rattlesnake-root

Will Stuart    wil_n_autumnalis_1430

October    Richmond County    NC

North Carolina Sandhills Gamelands

image of Nabalus autumnalis, Slender Rattlesnake-root, One-sided Rattlesnake-root

Will Stuart    wil_n_autumnalis_1432

October    Richmond County    NC

North Carolina Sandhills Gamelands

Dandelion-like leaves slightly clasp the tall, glabrous stem. — Will Stuart

image of Nabalus autumnalis, Slender Rattlesnake-root, One-sided Rattlesnake-root

Will Stuart    wil_n_autumnalis_1448

October    Richmond County    NC

North Carolina Sandhills Gamelands

Inflorescences narrow and elongate (virgate); flowers pink to purple, per Weakley's Flora (2020).

image of Nabalus autumnalis, Slender Rattlesnake-root, One-sided Rattlesnake-root

Will Stuart    wil_n_autumnalis_1490b

October    Richmond County    NC

North Carolina Sandhills Gamelands

Calyculi green to purple, triangular to subulate; phyllaries pink or purple, glabrous, per Flora of North America.


click here to see other plants that look similar to this COMPARE involucral bracts of Rattlesnake-root

image of Nabalus autumnalis, Slender Rattlesnake-root, One-sided Rattlesnake-root

Will Stuart    wil_n_autumnalis_1494

October    Richmond County    NC

North Carolina Sandhills Gamelands

Flowers nodding with spreading rays and long slender stamens. — Will Stuart