Phytotaxa - 75, 2012

Contents:

Bicudoa amazonica gen. nov. et sp. nov. (Bacillariophyta)—a new freshwater diatom from the Amazon basin with a complete raphe loss in the Eunotioid lineage
CARLOS E. WETZEL, HORST LANGE-BERTALOT, EDUARDO A. MORALES, DENISE DE C. BICUDO, LUCIEN HOFFMANN & LUC ECTOR

On the morphological, biological and genetic heterogeneity of the genus Orchis (Orchidaceae, Orchidinae)
DANIEL TYTECA, MANON CEINOS, JEAN-LOUIS GATHOYE, REIN BRYS & HANS JACQUEMYN

A distinctive new species of wild banana (Musa, Musaceae) from northern Vietnam
NG.C-SÂM L., CÔNG-KI.T LE, TI.N-D.NG TRI.U, AGATHE HAEVERMANS, PORTER P. LOWRY II & THOMAS HAEVERMANS

Re-establishment of Drosera spiralis (Droseraceae), and a new circumscription of D. graminifolia
PAULO MINATEL GONELLA, FERNANDO RIVADAVIA & PAULO TAKEO SANO

A new species of Prosopanche (Hydnoraceae) from northeastern Brazil
RICARDO FERREIRA MACHADO & LUCIANO PAGANUCCI DE QUEIROZ

Carex longipetiolata (Cyperaceae), a new sedge from Hainan, China
QING-LONG WANG, HU-BIAO YANG, YUN-FEI DENG, ZHU-NIAN WANG & GUO-DAO LIU

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