Kashiwadani, H/ Nakanishi, M 1978: A Note on Rare Species of the Graphidaceae (Lichens) from the Bonin Islands. - Memoirs of the National Science Museum\Mem. Natn. Sci. Mus. [Tokyo](11): 21-26, pl.1. [RLL Suppl.] Keywords: JAPAN/ BONIN ISLANDS/ GRAPHIDACEAE