Phytotaxa - 74, 2012

Contents:

Ten new species of Sticta and counting: Colombia as a hot spot for unrecognized diversification in a conspicuous macrolichen genus
BIBIANA MONCADA & ROBERT LÜCKING

Cytological and phylogenetic study of Petrocosmea hexiensis (Gesneriaceae), a new species from Chongqing, China
ZHI-JING QIU, XIAO-LING WANG, ZHENG-YU LIU, JIAN-FEN YANG & SHOU-ZHOU ZHANG

Rhamnus liboensis, a replacement name for Rhamnus calcicola Q. H. Chen (Rhamnaceae)
YUNFEI DENG

Centaurea susannae (Cardueae, Compositae): A new species from protected coastal areas in Portugal
VANESSA R. INVERNÓN, JUAN ANTONIO DEVESA & EUSEBIO LÓPEZ

Salvia cualensis and Salvia cualensis var. perezii (Lamiaceae), two new taxa from the Sierra de El Cuale, Jalisco, Mexico
JESÚS GUADALUPE GONZÁLEZ-GALLEGOS & ARTURO CASTRO-CASTRO

Validation of Dracula trignopetala (Orchidaceae: Pleurothallidinae) with an English diagnosis and description
ALFONSO DOUCETTE
    
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