Brightman, Frank H. The Oxford book of flowerless plants: ferns, fungi, mosses and liverworts, lichens, and seaweeds / illustrations by B. E. Nicholson, text by Frank H. Brightman. - London : Oxford U.P., 1966. - viii, 208 p. : ill. ; 26 cm. Includes bibliographical references and index Subjects--Topical Terms: Cryptogams--Great Britain.Botany--Great Britain. Dewey Class. No.: 586.0942 / BRO 1966