

CONTENTS 



Page. 



Letter of transmittal _' . xm 



Editor's preface __ _ _ xv 



Descriptions of species 1 



Crj'ptogainia 1 



Pteridophy ta 1 



Filicinas __ 1 



Equisetaceae _ 14 



Phanerogamia. _ _ ... 18 



Gymnospermae _ 16 



Cycadaceaa 16 



Coniferae ... l? 



Angiospermae ._ 27 



Monocotyledoneae _ 27 



Grainineae 27 



Pahnae _ _ 27 



Smilaceae '. _ 33 



Iridaceas __ 33 



Monocotyledon of uncertain affinities _ 33 



Dicotyledoneae _ __ 33 



Juglandacese 33 



Myricaceae _ _ _ 37 



Salicaceae ___ ___ 37 



Betulaeeae _ _ 59 



Fagaceae __ 68 



Ulmaceae .._..__ _ _ 80 



Moraceae _ ._ _ 84 



Aristolochiaceae __ ___ 90 



Nyniplneaeeae . _ 91 



Magnoliaceas ._ _. 94 



Berberidaceae _ _ . 97 



Lauraceae 98 



Hamamelidaceae __. 100 



Platanaceas 102 



Rosaceae 110 



Leguminosae 113 



Anacardiaceas .. _ _ _. 114 



Aceraceas _ _ _ _ . 115 



Sapindacese ._ _ _ 116 



Rhamnaceae. 117 



