Index / Search / Centaurea jacea
§1 Plant
Centaurea jacea L.
vernacular brownray knapweed — species · Asteraceae
§2Habit & range
Habit and range
- Growth habit
- Forb/herb
- Duration
- Perennial
- Group
- Dicot
- Family
- Asteraceae Bercht. & J. Presl
- Genus
- Centaurea
§2a
Native status, by region
- CAN Canada Introduced
- GL Greenland Introduced
- L48 Lower 48 States Introduced
§2b
County-level range
· 119 counties across 14 states/territories§3Cultivation
No cultivation specs.
USDA has not characterised this taxon. Roughly four out of five plants in the database lack the detailed cultivation record present here — typically because they have not been the focus of NRCS Plant Materials work. Range and distribution data are unaffected.
§4Counties, by state
Recorded in 119 counties across 14 states/territories.
District of Columbia view state ↗ 1 I ▾
Kentucky view state ↗ 4 I ▾
Maine view state ↗ 9 I ▾
Massachusetts view state ↗ 10 I ▾
Montana view state ↗ 3 I ▾
New Hampshire view state ↗ 5 I ▾
New Jersey view state ↗ 8 I ▾
New York view state ↗ 26 I ▾
- Albany 36001
- Bronx 36005
- Cattaraugus 36009
- Columbia 36021
- Delaware 36025
- Erie 36029
- Essex 36031
- Genesee 36037
- Greene 36039
- Hamilton 36041
- Herkimer 36043
- Nassau 36059
- Oneida 36065
- Onondaga 36067
- Orange 36071
- Orleans 36073
- Putnam 36079
- Queens 36081
- Seneca 36099
- Suffolk 36103
- Tioga 36107
- Tompkins 36109
- Ulster 36111
- Warren 36113
- Washington 36115
- Westchester 36119
North Carolina view state ↗ 1 I ▾
Pennsylvania view state ↗ 27 I ▾
- Allegheny 42003
- Beaver 42007
- Bedford 42009
- Berks 42011
- Blair 42013
- Butler 42019
- Carbon 42025
- Centre 42027
- Chester 42029
- Clarion 42031
- Delaware 42045
- Erie 42049
- Forest 42053
- Lancaster 42071
- Lawrence 42073
- Lebanon 42075
- Lehigh 42077
- Mercer 42085
- Montgomery 42091
- Northampton 42095
- Philadelphia 42101
- Schuylkill 42107
- Susquehanna 42115
- Tioga 42117
- Venango 42121
- Warren 42123
- Westmoreland 42129
Rhode Island view state ↗ 1 I ▾
Vermont view state ↗ 8 I ▾
Virginia view state ↗ 6 I ▾
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/CEJA ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/3128547 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T05:45:41Z