Vashishta, P. C. Botany for degree students pteridophyta : vascular cryptograms / - New Delhi, S. Chand and Company, 2019. - xii, 628 p. : ill. ; 24 cm. ISBN: 9788131927857 Subjects--Topical Terms: Pteridophyta.Botany.Plants. Dewey Class. No.: 587 / VAS