TABLE OF CONTENTS xvii 

 LESSON XXVIII. 



PAGE 



MOSSKS 328 



LESSON XXIX. 



FERNS 34 



LESSON XXX. 



THE GENERAL CHARACTERS OF THE HIGHER PLANTS . . . 359 



EQUISETUM 362 



SALVINIA 364 



SELAGINELLA 3^7 



GYMNOSPERMS 3 6 9 



ANGIOSPERMS ... 374 



SYNOPSIS 383 



INDEX AND GLOSSARY 395 



b 



