Segregate genera of the Lepidozia complex (Hepaticae) Part 2. Two new genera, Bonneria and Paracromastigum Margaret FulfordJane Taylor OriginalPaper Pages: 334 - 339
Recharacterization of Dichondra (Convolvulaceae) and a revision of the North American species B. C. TharpMarshall C. Johnston OriginalPaper Pages: 346 - 360