LIST OP ILLrSTRATIONS 



NKPKNTHKS KAKM-KSIANA 



W \1I:K I'.UTTKKCUP 



VALLISNERIA .... 



CATTLEVA vvAi.KKRiANA (A Brazilian Oir/iiii) 



VOUNt; SCOTCH KIR UROWING IN HOUSli-LliliK 



CRKKIMNd (IRASS . 



I'OA r.UI.HOSA .... 



1-II.V liUl.lill.S 



CI.OVKR DODDKR 



SECTION OF ROOr CAl' 



TURKEY OAK liARK 



SCOTCH KIR liARK . 



SNAKE r.ARK MAI'I.K 



TURKEV OAK STEM (stnuk hv li<^/lt llill^!^) 



PLANE TREE BARK 



HORSE-CHESTNUT HARK 



WHITl'. I'OPI.AK P.ARK . 



