Knautia arvensis subsp. collina SynonymySource: Domina, G. (2017+): Dipsacaceae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.Knautia arvensis subsp. collina (Duby) BonnierContentDistribution Bibliography Distribution ● Hs(S) Euro+Med endemicA: Spain, with Gibraltar and Andorra (Spain nativeA) Bibliography A. Bolòs, O. de, Vigo Bonada, J., Masalles, R. M. & Ninot, J. M. 1990: Flora manual dels països catalans. – Barcelona