Source: Castroviejo, S., Aldasoro, J. J. & Alarcón, M.; with contributions from Hand, R. (2010+): Campanulaceae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.
Trachelium L., Sp. Pl.: 171. 1753



    Ag nBl(M) Hs(S) Lu Ma Md Si(S) [Az(nF nL nM nT) nBl pBr aCo nGa(C F) It aLe Md(M) aSi(M)] 

    Euro+Med: Algeria native; Azores introduced (Faial naturalised, Flores naturalised, São Miguel naturalised, Terceira naturalised); Baleares naturalised (Mallorca native); Corsica casual; France, with Channel is. and Monaco (Channel islands naturalised, France naturalised); Great Britain introduced: uncertain degree of naturalisation; Italy, with San Marino and Vatican City introduced; Lebanon casual; Lebanon-Syria introduced; Madeira archipelago native (Madeira island introduced); Morocco native; Portugal native; Sicily, with Malta native (Malta casual, Sicily native); Spain, with Gibraltar and Andorra native (Spain native)