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Three new needle-shaped Fragilaria species from Central America and the Tibetan Plateau

KIM J. KRAHN , ANJA SCHWARZ , CARLOS E. WETZEL , SERGIO COHUO-DURÁN , GERHARD DAUT , LAURA Macario-González , LISETH PÉREZ , JUNBO WANG , ANTJE SCHWALB
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Correct citation and lectotypification of Quercus ×kabylica and Q. ×numidica (Fagaceae)
ALLEN J. COOMBES , FRANCISCO MARÍA VÁZQUEZ
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Ionopsis × atalibae (Orchidaceae, Oncidiinae), a new natural hybrid from the Brazilian Amazon 
AMAURI HERBERT KRAHL , DAYSE RAIANE PASSOS KRAHL , EMERSON RICARDO PANSARIN
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Dentipellicula guyanensis sp. nov. (Hericiaceae, Basidiomycota) from French Guiana
MENG ZHOU , JIA-JIA CHEN , JOSEF VLASÁK , YUAN YUAN
PDF (4MB)
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Baccharis rectialata (Compositae: Astereae): a new species of carqueja from Uruguay

MARÍA VICTORIA VALTIERRA , EDUARDO MARCHESI , GUSTAVO HEIDEN , JOSÉ M. BONIFACINO
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A taxonomic revision of the Pyracantha crenulata complex (Rosaceae, Maleae)
HUI-ZHE FENG , SU-JUAN WEI , LONG-YUAN WANG , SU-FANG CHEN , QIANG FAN , WEN-BO LIAO
PDF (4MB)
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Taxonomic notes on Kalanchoe porphyrocalyx (Crassulaceae subfam. Kalanchooideae) and its horticultural derivatives
GIDEON F. SMITH , RONEN SHTEIN
PDF (11MB)
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Gyrocheilos taishanense: A new species of Gesneriaceae from Guangdong, China

GANG-TAO WANG , FANG-PU LIU , GUO-BIN JIANG , YING ZHANG , YU-QIANG CHEN , RUI-JIANG WANG
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Nomenclatural types of Hieracium (Asteraceae) species described from the Balearic Islands (Spain) and several related taxa
P. PABLO FERRER-GALLEGO , GONZALO MATEO , JOSEP A. ROSSELLÓ , LLORENÇ SÁEZ
PDF (21MB)
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The identity of Kalanchoe stearnii (Crassulaceae subfam. Kalanchooideae)
GIDEON F. SMITH , RONEN SHTEIN
PDF (4MB)
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