Phytotaxa - 54, 2012

Contents:

A new species of Pyropia (Rhodophyta, Bangiaceae), from the Pacific coast of Mexico, based on morphological and molecular evidence
LUZ ELENA MATEO-CID, ANGELA CATALINA MENDOZA-GONZÁLEZ, JHOANA DÍAZLARREA, ABEL SENTÍES, FRANCISCO F. PEDROCHE & JUAN DIEGO SÁNCHEZ HEREDIA

Two new species of Nitzschia (Bacillariophyta) from shallow wetlands of Peninsular India
B. ALAKANANDA, M. K. MAHESH, PAUL B. HAMILTON, G. SUPRIYA, B. KARTHICK & T. V. RAMACHANDRA

Establishment of Rosa sect. Caninae subsect. Orientales (Rosaceae) and the recognition of an unusual variety of Rosa vanheurckiana from eastern Anatolia, Turkey
KIT TAN, HASAN YILDIRIM & JERZY ZIELIŃSKI

Primulina hochiensis var. rosulata (Gesneriaceae) a new variety at an entrance of a limestone cave from Guangxi, China
FANG WEN, GUO-LE QIN, YI-GANG WEI, GUI-YOU LIANG & BO GAO

Small-sized and discoid species of the genus Cocconeiopsis (Bacillariophyta) on Holothuria atra (Juan de Nova, Mozambique Channel)
CATHERINE RIAUX-GOBIN & ANDRZEJ WITKOWSKI

Gomphonema yaominae sp. nov. Li, a new species of diatom (Bacillariophyta) from lakes near Yangtze River, China
ZHIJUN GONG & YANLING LI

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