Authority:

Maguire, Bassett. 1972. The botany of the Guayana Highland--part IX. Mem. New York Bot. Gard. 23: 1-832.

Family:

Rubiaceae

Discussion:

Type. Ladenbergia lambertiana Kl.

In this treatment the genus is maintained in its traditional sense, i e, inflorescences usually terminal, capsules mainly dehiscent from above downward with the valves entire. The following key includes only those species found in the Guayana Highlands, the Guianas, and adjacent Amazonian Brazil.