Bell, Adrian D. Plant form : an illustrated guide to flowering plant morphology / Adrian D. Bell ; with line drawings by Alan Bryan. - Oxford : Oxford University Press, 1991. - xiii, 341 p. : ill. (some col.). ISBN: 0198542798 LCCN: 91026252 Subjects--Topical Terms: Botany--Morphology.Angiosperms--Morphology.Botany--Morphology--Atlases.Angiosperms--Morphology--Atlases.