Galium rivulare var. pubescens Lange variety synonym

Galium pumilum var. helodes (Hoffmanns. & Link) P.Monts. variety synonym

Galium helodes var. asperrimum Merino variety synonym

Galium jordanii var. aragonense Escriche variety synonym

Galium helodes subsp. nigrescens Ehrend. subspecies synonym

Galium helodes Hoffmanns. & Link species synonym

Galium papillosum subsp. helodes (Hoffmanns. & Link) Malag. ex Ortega Oliv. & Devesa subspecies accepted

Galium asturiocantabricum Ehrend. species synonym

Galium hirsutum Lapeyr. species heterotypic synonym

Galium nouletianum Baill. & Timb.-Lagr. species synonym

Galium commune var. nouletianum (Baill. & Timb.-Lagr.) Rouy variety synonym

Galium uliginosum subsp. langei Cout. subspecies synonym

Galium langei (Cout.) P.Silva species heterotypic synonym

Galium umbellatum var. nouletianum (Baill. & Timb.-Lagr.) Rouy variety synonym

Galium rivulare Boiss. & Reut. species synonym

Galium papillosum subsp. papillosum subspecies accepted

Galium uliginosum var. helodes (Hoffmanns. & Link) Nyman variety synonym

Galium pumilum subsp. rivulare (Boiss. & Reut.) O.Bolòs & Vigo subspecies synonym

Galium papillosum var. hirsutum Clos variety synonym

Galium papillosum var. nouletianum (Baill. & Timb.-Lagr.) Nyman variety synonym

Galium papillosum subsp. helodes (Hoffmanns. & Link) Malag. subspecies homotypic synonym