Monographs Details: Arachnothryx glabrata (Standl.) Steyerm.
Authority: Maguire, Bassett. 1967. The botany of the Guayana Highland--Part VII. Mem. New York Bot. Gard. 17: 1-439.
Family:Rubiaceae
Discussion:

Rondeletia glabrata Standley, Field Mus. Publ. Bot. 7: 30. 1930.

Type. Between Piedecuesta and Las Vegas, Dept. Santander, Colombia, alt 2000-2500 m, 19-24 Dec 1926, E. P. Killip & A. C. Smith 15504