00389nam a2200145Ia 4500008004100000082001400041100002600055245003200081260004200113300000800155650002300163650001800186653001900204653002000223170901s1951    xx            000 0 und d  a587bL32T  aLawrence, George H.M. 0aTaxonomy of Vascular Plants  aNew YorkbThe Macmillan Companyc1951  a823  aBotanical sciences  aPure Sciences  aClassification  aVascular plants