Phytotaxa - 15, 2011

Contents:

The first anniversary of Phytotaxa in the International Year of Biodiversity
MAARTEN J.M. CHRISTENHUSZ, WILLIAM BAKER, MARK W. CHASE, MICHAEL F. FAY, SAMULI LEHTONEN, BEN VAN EE, MATT VON KONRAT, THORSTEN LUMBSCH, KAREN S. RENZAGLIA, JON SHAW, DAVID M. WILLIAMS & ZHI-QIANG ZHANG

Baccharis scopulorum, a new species of section Caulopterae (Asteraceae: Astereae) from rocky cliffs of southern Brazil
ANGELO ALBERTO SCHNEIDER, GUSTAVO HEIDEN & ILSI IOB BOLDRINI

Two new Aliciella species and a new subspecies in Ipomopsis (Polemoniaceae) from the western United States of America
J. MARK PORTER

Paepalanthus hirtellus, a new species of Paepalanthus subsection Actinocephaloides (Eriocaulaceae) from Minas Gerais, Brazil
MARCELO TROVÓ, LIVIA ECHTERNACHT & PAULO TAKEO SANO

Gagea Salisb. (Liliaceae) in Iran: an updated species checklist
MEHDI ZARREI, PAUL WILKIN & MARK W. CHASE

A revised infrageneric classification for Gagea Salisb. (Tulipeae; Liliaceae): insights from DNA sequence and morphological data
MEHDI ZARREI, PAUL WILKIN, MARTIN J. IN-GROUILLE & MARK W. CHASE

The contribution of Sir William Brooke O’Shaughnessy (1809–1889) to plant taxonomy
I. M. TURNER

Index to new taxa and combinations in Phytotaxa 15
MAARTEN J. M. CHRISTENHUSZ


+++++++++++++++