Multi-gene phylogeny of Pithomyces with the sexual morph of P. flavus Berk. & Broome

Two new species of Calanthe (Orchidaceae: Epidendroideae) from Korea

Kali dodecanesicum (Chenopodiaceae, Salsoloideae) a new species from Greece

A taxonomic synopsis of the Mexican species of Acianthera (Orchidaceae: Pleurothallidinae) including a new species

The genus Diploneis Ehrenberg ex Cleve (Bacillariophyta) from Lake Hövsgöl, Mongolia

Commiphora benguelensis (Burseraceae), a new species from Angola

Two new Phragmidium species identified on Rosa plants native to China

Taxonomic notes on the Cephalaria sect. Atrocephalae (Caprifoliaceae) from Iran

Pimpinella ibradiensis (Apiaceae), an unusual new species from Turkey

Ulota larrainii (Orthotrichoideae, Orthotrichaceae, Bryophyta) a new species from Chile, with comments on the worldwide diversification of the genus