NameThatPlant.net: Nabalus albus

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

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Nabalus albus FAMILY Asteraceae_ Go to FSUS key

Dig deeper at SERNEC, a consortium of southeastern herbaria.

Read more about White Rattlesnake-root at Vascular Plants of North Carolina.

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Prenanthes alba FAMILY Asteraceae_

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

Nabalus albus

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 19-20-21 (2006)

Prenanthes alba

SYNONYMOUS WITH Floristic Synthesis of North America (Kartesz, 1999)

Prenanthes alba

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-06-002a:

Prenanthes alba ssp. alba FAMILY Asteraceae_

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

Nabalus albus

COMMON NAME:
White Rattlesnake-root, Northern Rattlesnake-root, White Lettuce

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

image of Nabalus albus, White Rattlesnake-root, Northern Rattlesnake-root, White Lettuce

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_naal2_001_lvd

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Nabalus albus FAMILY Asteraceae_

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Prenanthes alba FAMILY Asteraceae_

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

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 19-20-21
Prenanthes alba

SYNONYMOUS WITH Floristic Synthesis of North America (Kartesz, 1999)
Prenanthes alba

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-06-002a:
Prenanthes alba ssp. alba FAMILY Asteraceae_

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

1150

Forb
Perennial

Habitat: forests, especially over calcareous substrates, per Weakley's Flora

Native to North Carolina & Georgia

Rare south and west of VA

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.)

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

LEAVES:
Simple
Alternate, reduced upward

FLOWER:
Summer/Fall
Rays: White/ Pinkish
Disc: Absent
Inferior ovary
Ray flowers bisexual

FRUIT:
Summer/Fall
Reddish-brown
Achene

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

If a search such as "Carex leptalea var. leptalea" doesn't deliver the results you want, try "Carex leptalea".
Or, to minimize chances of a misspelling, try just "Carex le".

Less is more: If "pencil flower" doesn't deliver the results you want, try "pencil".