Protologue Mem. Amer. Acad. Arts ser. 2, 4(1): 60 (-61). 1849 [10 Feb 1849] ; Pl. Fendler.BHLIPNI
SynonymGBIF
Galium asperrimum A.Gray (Rubiaceae) is native to Arizona, California, Colorado, Mexico Northeast, Mexico Northwest, Mexico Southwest, New Mexico, Oregon, Washington. Flora of the World documents 3 occurrences across 1 country.
This name is a synonym
Specimens are listed under the accepted name Galium mexicanum (A.Gray) Dempster