Rubiaceae of Thailand: A Pictorial Guide to Indigenous and Cultivated Genera. Christian Puff, Kongkanda Chayamarit &amp; Voradol Chamchumroon. Bangkok: The Forest Herbarium, Department of National Parks, Wildlife and Conservation. 2005. viii + 245 pp. ISBN 974 436 142 2. €40.00 or US$50.00 (hardback).
Edinburgh journal of botany