Four new species are described from central and eastern Angola adjacent NW Zambia. All occur in Kalahari sand savannas rich endemic more widely distributed geoxylic suffrutices. Despite being known very few collections, the conservation status of one these is assessed as Least Concern, grasslands nutrient-poor, remote sparsely populated areas, not threatened with conversion to agriculture. The ...

Cyclea barbata Miers is reported for the first time from south India (Silent Valley forests, Kerala). This is commonly used as a medicinal plant in Java, for stomach troubles and as a prophylactic against fever. Nomenclature, description ad other relevant notes are provided.

A list of 27 species of lichenized fungi from Bosnia and Herzegovina is presented, based on herbarium specimens kept in GZU. Six species are new to Bosnia and Herzegovina: Fuscopannaria sampaiana, Lecidea tessellata, Micarea melaena, Rinodina polysporoides, Usnea barbata, and Xanthoparmelia verruculifera.

Usnea barbata (L.) Weber ex F.H. Wigg (U. barbata) is a medicinal representative of the lichens from genus (Parmeliaceae, lichenized Ascomycetes), containing bioactive secondary metabolites. The aim this study comparative analysis between two separated parts thallus layers: medulla–cortex (mcUB) and central cord (ccUB) whole dried U. (dUB). These three samples were examined regarding color diff...

A new name, Piptochaetium fuscum, is provided for a taxon hitherto known as Piptochaetium setosum (Trin.) Arechav. Morphological, anatomical, and molecular studies that argue against including Piptochaetium in Stipa, and hence use of S. purpurata (Phil.) Columbus & J.P. Sm., are cited.

The essential oil of the aerial parts of Lantana achyranthifolia Desf. (Verbenaceae) was examined by GC and GC-MS. Eighteen constituents were identified. Carvacrol, 1,8-cineole, isocaryophyllene, beta-bisabolene and alpha-bisabolol were found to be the major components. The oil exhibited antibacterial activity against fourteen Gram-positive and Gram-negative bacteria.

Ongoing human pressures over recent decades have caused the loss and ensuing impoverishment of complexity diversity Mediterranean habitats dominated by algal species order Fucales. Gongolaria barbata, a habitat-forming Fucales that has disappeared in several places across Mediterranean, was reintroduced cove (Cala Teulera, Maó Bay, Menorca) where it known to been locally extinct for more than 4...