00374nam a2200121Ia 4500008004100000082001500041100001800056245002500074260003900099300001000138630001800148650008600166211109s9999||||xx |||||||||||||| ||und||  a587bVAS-B  aVasishta, P C 0aBotany: Pteridophyta  bS Chand & CompanyaNew Delhic1971  a509p.  xGeneral stack  aVascular seedless plantsvPlants (Botany) xNatural sciences & mathematicsZoology