Two new species, Cyrtandra bungahijau and C. vittata, and notes on Cyrtandra (Gesneriaceae) from Yapen Island, Indonesia

Two new species of Cyrtandra (Gesneriaceae) are described; one apparently endemic to Yapen Island, Tanah Papua, the other present in Tanah Papua and in Papua New Guinea: both species are described and illustrated, and preliminary conservation assessments given. Notes on the identity of other known collections of Cyrtandra from Yapen are provided.