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THE GENUS SIBBALDIA (ROSACEAE)

MUHAMMAD TAHIR M. RAJPUT*, SYEDA SALEHA TAHIR*, S.Z. HUSSAIN** AND S.A. SPONGBERG

Abstract: A monographic study of the genus Sibbaldia (Rosaceae) is carried out. A total of 10 species are recognized of which 9 are dominantly Asian species whereas 1 species (Sibbaldia procumbens) is distributed in Asia, Europe and North America. Taxonomic criterion, key to the closely related genera and species along with distribution, ecological notes, speciemen citation, synonyms and nomenclatural notes are also given.

Arnold Arboretum, Harvard University, 22 Divinity Avenue, Cambridge, Massachuseus 02138, USA.
Department of Botany, University of Sindh, Jamshoro, Sindh, Pakistan.
Department of Botany, School of Plant Sciences, University of Reading, Whiteknights, Reading, RG62AS, U.K.