Monographs Details: Geophila orbicularis (Müll.Arg.) Steyerm.
Authority: Maguire, Bassett. 1972. The botany of the Guayana Highland--part IX. Mem. New York Bot. Gard. 23: 1-832.
Family:Rubiaceae
Discussion:

Mapouria herbacea (L.) Muell.-Arg. var orbicularis Muell.-Arg., Mart. Fl. Bras. 6(5): 427. 1881.

Cephaelis reniformis H.B.K., Nov. Gen. & Sp. 3: 377. 1819, as to Yavita, Venezuela, collection of Humboldt & Bonpland.

Geophila reniformis (H.B.K.) Cham. & Schl., Linnaea 4: 137. 1829, not G. reniformis D. Don, Prodr. Fl. Nep. 136. 1825.