Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (2/10/25):
Centaurea ×gerstlaueri
FAMILY
Asteraceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Check out EDDMapS.org to see where this has been reported.
Read more about Meadow Knapweed at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Centaurea ×moncktonii [jacea × nigra]
FAMILY
Asteraceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Centaurea ×gerstlaueri [jacea × nigra]
SYNONYMOUS WITH (ORTHOGRAPHIC VARIANT) Vascular flora of Illinois (Mohlenbrock, 2014)
Centaurea monctonii
(?) Flora of Virginia (Weakley, Ludwig & Townsend, 2012)
Centaurea debeauxii ssp. thuillieri
SYNONYMOUS WITH Flora of North America north of Mexico, vol. 19-20-21 (2006)
Centaurea ×moncktonii
COMMON NAME:
Meadow Knapweed
NameThatPlant has no pictures at this time. You might try this link: Flora of the Southeastern United States
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (2/10/25):
Centaurea ×gerstlaueri
FAMILY
Asteraceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Centaurea ×moncktonii [jacea × nigra]
FAMILY
Asteraceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Centaurea ×gerstlaueri [jacea × nigra]
SYNONYMOUS WITH (ORTHOGRAPHIC VARIANT)
Vascular flora of Illinois (Mohlenbrock, 2014)
Centaurea monctonii
(?)
Flora of Virginia (Weakley, Ludwig & Townsend, 2012)
Centaurea debeauxii ssp. thuillieri
SYNONYMOUS WITH
Flora of North America north of Mexico, vol. 19-20-21
Centaurea ×moncktonii
4174
Forb
Perennial
Habitat: Roadsides, disturbed areas, per Weakley's Flora
Non-native: Europe
Waif(s)
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
LEAVES:
Simple
Basal & alternate
FLOWER:
Summer/Fall
Disc: Pinkish-purple
(rarely white)
Rays: Pinkish-purple
Inferior ovary
FRUIT:
Summer/Fall?
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".