CONTENTS 



Pai 



INTRODUCTION 1 



METHODS 2 



SPECIES CHARACTERISTICS 4 



Amelanchier alnifolia (Saskatoon serviceberrv) 4 



Amelanchiei^ utahensis (Utah serviceberrv) 6 



Cercocarpus - - Common Floral Characteristics 7 



Cercocarpus intricatus (Little leaf mountain mahogany). 8 



Cercocarpus ledifolius (Curlleaf mountain mahogany). . 9 



Cercocarpus ledifolius X C. montanus hybrid 12 



Cercocarpus montanus (True mountain mahogany) ... 12 

 Cowania mexicana var. stansburiana (Stansbury 



cliffrose or cliffrose) 15 



Fallugia paradoxa (Apache plume) 20 



Peraph\ llum ramosissimum (Squaw apple) 23 



Purshia glandulosa (Desert bitterbrush) 24 



Purshia trideniata (Antelope bitterbrush) 26 



Rosa woodsii (\Voods rose) 31 



REFERENCES 33 



APPENDIX 



Key to Genera and Species 35 



