Galium uncinulatum DC. Galium uncinulatum DC., Podr. 4: 600. 1830 sec. Lorence 2011=Galium obstipum Schltdl. in Linnaea 9: 592. 1835 syn. sec. Borhidi 2006=Galium nelsonii Greenm. in Proc. Amer. Acad. Arts 33: 460. 1898 syn. sec. Borhidi 2006