TABLE OF CONTENTS 



PAGE 



List of Illustrations 9 



General Introduction 1 



New Names Proposed 13 



Introduction to the Catalogues 13 



Channel Islands 17 



Introduction 17 



Catalogue of Collections 20 



Literature Cited 42 



Cedros and San Benito Islands 43 



Introduction 43 



Catalogue of Collections 49 



Literature Cited 62 



Revilla Gigedo Islands 63 



Introduction 63 



Catalogue of Collections 68 



Literature Cited 73 



Tres Marias Islands 74 



San Juanito 76 



Maria Madre 76 



Maria Magdalena 77 



Maria Cleofa 79 



Literature Cited 80 



California Gulf Region 81 



General Physiography 81 



Postinsular Localities 85 



Climate 88 



Collection Localities 89 



Summary of Insular Floras 99 



Catalogue of Collections 117 



Literature Cited 181 



Jalisco and Oaxaca 182 



Introduction 182 



Catalogue of Collections 183 



Costarica 192 



Introduction 192 



Catalogue of Collections 194 



Plates 204 



Index 237 



[7] 



