Centaurea jacea subsp. jacea L., 1753

🇬🇧 Brown Knapweed

🇫🇷 Ambrette, Centaurée jacée, Tête de moineau

Taxonomy

Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Superasterids
Clade: Asterids
Clade: Campanulids
Order: Asterales
Family: Asteraceae
Subfamily: Carduoideae
Tribe: Cardueae
Subtribe: Centaureinae
Genus: Centaurea
Species: Centaurea jacea subsp. jacea

Presence

Present.

Conservation status

Red List (Metropolitan France): LC Least Concern

Notes

Possible confusion with C. jacea subsp. timbalii (Martrin-Donos) Braun-Blanq., 1952, which has grayish-green, narrow top cauline leaves (< 5 mm), while C. jacea subsp. jacea has light-green, broad top cauline leaves (> 5 mm).

Photographs

img/centaurea-jacea-jacea-5.webp — *Centaurea jacea* subsp. *jacea*

img/centaurea-jacea-jacea-6.webp — *Centaurea jacea* subsp. *jacea*

img/centaurea-jacea-jacea.webp — *Centaurea jacea* subsp. *jacea*

img/centaurea-jacea-jacea-2.webp — *Centaurea jacea* subsp. *jacea*

img/centaurea-jacea-jacea-8.webp — *Centaurea jacea* subsp. *jacea*

img/centaurea-jacea-jacea-4.webp — *Centaurea jacea* subsp. *jacea* - Cauline leaf

img/centaurea-jacea-jacea-9.webp — *Centaurea jacea* subsp. *jacea* - Basal leaf

img/centaurea-jacea-jacea-3.webp — *Centaurea jacea* subsp. *jacea* - Flower bud

img/centaurea-jacea-jacea-7.webp — *Centaurea jacea* subsp. *jacea* - Flower bud

Sources

Tison, J.M., & de Foucault, B. (2014). Flora Gallica : Flore de France (p. 413). Biotope.