00446nam a2200169Ia 4500008004100000020001500041082001400056100001600070245003900086260005300125300000800178650002300186650001800209653001600227653001500243700001800258170901s1973    xx            000 0 und d  a0882751298  a583bD23P  aDavis, P.H. 0aPrinciples of Angiosperms Taxonomy  aNew YorkbRobert E. Krieger Publishing Co.c1973  a558  aBotanical sciences  aPure Sciences  aAngiosperms  aMorphology  aHeywood, V.H.