Seven species of Nautilocalyx are described from the Venezuelan Guayana; Nautilocalyx crenatus, N. orinocensis, and N. ruber from the state of Amazonas; N. paujiensis, N. pusillus, N. roseus, and N. vestitus from the state of Bolivar.
Folia taxonomica 10. New species of Nautilocalyx (Gesneriaceae: Episcieae) from the Venezuelan Guayana
Publication: Journal of the Botanical Research Institute of Texas
Year: 2008
Genera:
Nautilocalyx