The genus Afrocymbella (Bacillariophyceae) from lakes Malawi and Tanganyika, with description of new fossil and extant species
Checklist of the green (Ulvophyceae) macroalgae from the Gulf of California, México
Plant diversity of Ghorkhod Protected Area, NE Iran
New botanical discoveries in Eugenia (Myrtaceae) from Bolivia and Brazil
A synopsis of Oxypetalum (Apocynaceae) in Bolivia, with the description of one new species and a key to species in Bolivia
Synoptic revision of the genus Cyrtorchis Schltr. (Angraecinae, Orchidaceae) in Central Africa, with the description of a new species restricted to submontane vegetation
Epidendra Nova Talamancana