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Species · Flowering plants

Brown knapweed

Centaurea jacea

85Records since 2000
JulyPeak month
22Counties with records

When it is recorded

Jan1
Feb0
Mar0
Apr0
May0
Jun26
Jul46
Aug10
Sep2
Oct0
Nov0
Dec0

GBIF records by month, 2000–2025 (all years combined).

Where it is recorded

#CountyNationRecordsShare
1Oxfordshire England13
2Devon England6
3Dorset England4
4Gloucestershire England4
5Leeds England4
6Norfolk England3
7Somerset England2
8Bath and North East Somerset England2
9Kent England1
10Surrey England1
11Highland Scotland1
12Cornwall England1
13Essex England1
14North Yorkshire England1
15Cumbria England1
7 England2 Scotland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 22 counties in all.

About this species

Records since 2000
85
Peak month
July
Counties with records
22
Scientific name
Centaurea jacea
Group
Flowering plants
Kingdom
Plantae
Phylum
Tracheophyta
Class
Magnoliopsida
Order
Asterales
Family
Asteraceae
Genus
Centaurea
Name with authority
Centaurea jacea L.

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q1130177 · GBIF 3128547