Webb, D. A. 1912- A manual of saxifrages and their cultivation / [D.A. Webb and R.J. Gornall]. - Portland, Or. : Timber Press, 1989. - viii, 307 p., [24] p. of plates : ill. (some col.) ; 25 cm. Includes Bibliographical references ( p. 289-297) and index. ISBN: 0881921300 (jkt.) LCCN: 88-20060 Subjects--Topical Terms: Saxifraga--Handbooks, manuals, etc. LC Class. No.: SB413.S28 / W42 1989