00602nam a2200193 4500 20250408114621.0 000 000 UOEL QK521 .P8 1983 Pteridophytes : their morphology, cytology, taxonomy and phylogeny / S. S. Bir New Delhi ; Today and Tomorrow's Printers and Publishers , c1983. viii,253 p. : ill. (with 4 leaflets) Aspects of plant sciences vol.6 Includes bibliographical references and index Pteridophytes Botany Bir, S. S. lcc BK 2665 2665 0 0 lcc 0 0 UOE UOE GEN 2025-04-08 0 QK521 .P8 1983 851796 2026-04-27 11:40:56 851796 2025-04-08 LL