Amauroderma calcitum sp. nov. and notes on taxonomy and distribution of Amauroderma species (Ganodermataceae)

Taxonomic revision of Peperomia (Piperaceae) from Uruguay

Taxonomic notes on the shrublet species of Acanthopsis (Acanthaceae, tribe Acantheae), with two new species from South Africa

Urosolenia and Acanthoceras species from Hainan Province, China

Senegalia montis-salinarum, a new species of Fabaceae: Mimosoideae endemic to the Soutpansberg, South Africa

Fragilariforma Hajósiae: re-description and revision of Pantocsek’s species Diatoma fossile (Bacillariophyta)

New taxa of Impatiens (Balsaminaceae) from Madagascar VIII. Impatiens max-huberi, a new species from Marojejy and Anjanaharibe-Sud

Habenaria sahyadrica (Orchidaceae, Orchideae) a new species from the Western Ghats (India) with critical notes on allied taxa