Galium megapotamicum Sprengel [ Relbunium hirtum subsp. camporum (Pohl ex DC.) Schumann]
      
no HD illustration available (m3)
58 451018 Galium megapotamicum Sprengel [125 450711 Galium hirtum Lam.] Rubiaceae
C.F.P. von Martius, A.G. Eichler, I. Urban, Fl. Bras., vol. 6(6): fasicle 101, (Rubiaceae tribus VII-XIX): t. 90 (1888) [C.F. Schmidt]