00383nam a2200121Ia 4500008004100000082001900041100001900060245005400079260003300133300001200166490005600178650002700234140224s9999    xx            000 0 und d  a581.3:582.5 J0  aMaheshwari, P.  aAn introduction to the embryology of angiosperms.  aNew YorkbMc Graw-Hillc1950  ax,453p.  aMc Graw-Hill Publications in the Botanical Sciences  aAngiosperms,Embryology