Four highland species of Galianthe (Rubiaceae: Spermacoceae) with restricted distribution in South America: conservation assessment and complete descriptions
Mallomonas papuensis sp. nov. (Chrysophyceae, Synurales), a new species from the high mountain bog pool in Papua province, Indonesia
Upretia squamulosa, a new lichen species from the arid valley of Jinsha-jiang River, China
Morphology of Chrysastrella paradoxa stomatocysts from the Subpolar Urals (Russia) with comments on related morphotypes
