(modifié de Coste, Flore de la France 1937) :
Plante bisannuelle de 10-40 cm, à tige dressée rameuse, souvent rougeâtre, pubescente, non glanduleuse
Écologie : (répartition d'après la flore) Lieux incultes, coteaux dans toute la France.
Répartition hors de France : Europe, Asie Mineure, Sibérie, Amérique sept.
(modified from Butcher, British Flora 1961):
NOTE: the French text is more complete and up-to-date
An erect annual or perennial with slightly branched, hairy stem 15-30 cm high.
Ecology UK: (distribution according to flora) It is found commonly in dry places, chiefly in England and Wales, and very rarely in Scotland and Ireland.
France:
Distribution outside France: ?
Fleurs : involucre non glanduleux; capitules ordinairement solitaires en corymbe; fleurs de la circonférence à ligule étroite, dressée, d'un rose violet ou bleuâtre, dépassant celles du centre jaune
Floraison France : Juin-septembre
Flowers: Flower-heads 5 mm, on long stalks; inner involucral bracts linear, outer lanceolate, hairy, imbricate; ray florets 7 mm long, filiform, purple, only slightly exceeding the disc; disc florets tubular and very few, yellow.
Flowering UK: Early July-late Aug
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