00369nam a2200133Ia 4500008004100000082001400041100002600055245005500081260003500136300000800171650002300179650001800202653001500220170901s1981    xx            000 0 und d  a588bP94B  aPuri, Dr. (Mrs.) Prem 0aBryophytesbMorphology, Growth and Differentiation  aDelhibAtma Ram and Sonsc1981  a310  aBotanical sciences  aPure Sciences  aBryophytes