NOVELTIES IN BRAZILIAN BEGONIACEAE VI: Taxonomic notes

Names validly published in Kalanchoe (Crassulaceae subfam. Kalanchooideae) by Louis-René ‘Edmond’ Tulasne in 1857, with reference to names proposed in sched. by Hilsenberg and Bojer for two Malagasy species, and with notes on the type of the name K. tubiflora

Further insights into the Stellaria media aggregate (Caryophyllaceae, Alsinoideae, Alsineae) in Africa: first reports of S. ruderalis in North Africa and S. cupaniana in Tunisia, with nomenclatural notes on the name Alsine cupaniana

Lectotypification of 4 names of Viburnum (Adoxaceae)

Taxonomic and nomenclatural notes on Andryala glandulosa subsp. cheiranthifolia (Cichorieae, Asteraceae) from Madeira Island, Portugal

Nomenclatural notes on Brazilian Celtis (Cannabaceae)

Typifications of Andean Arenaria names (Caryophyllaceae), with a nomen novum

A rare Philippine plant found again after almost a century: the rediscovery and lectotypification of Acranthera philippinensis (Rubiaceae)

Taxonomic revision of the genus Amaranthus (Amaranthaceae) in Saudi Arabia

Taxonomic and nomenclatural novelties in some Cactaceae of Greater Antilles