STEWART, W.N Paleobotany and the evolution of pants Wilson N.Stewart and Gar W.Rothwell - 2nd ed. - New York Cambridge University Press 1993 - xii,521p. ill. ISBN: 0- 521- 38294- 7 (Pound 30.00) Subjects--Topical Terms: PALEOBOTANY,PLANTS-EVOLUTION,PALEOECOLOGY Dewey Class. No.: BOT 561 / SWn93