000 00331nam a2200109 4500
245 _aEvolution of the ovule
_cP. Maheshwari
100 _aMaheshwari, P.
260 _aLucknow
_bBirbal Sahni Institute of Palaeobotany
_c1960
300 _a13p.; 25cm.-
490 _aSir Albert Charles Seward memorial lecture; no.7
082 _a561.2
_bMAH
999 _c22497
_d22497