xii COLORED ILLUSTRATIONS 



PAGE 



OPUNTIA BASILARIS 621 



PINCUSHION CACTUS 



WHITE EVENING PRIMROSE 



WESTERN AZALEA 



SNOW-PLANT 



SMALL SHOOTING STAR ..... 



CANCHALAGUA 



SCARLET GILIA 



LARGE PRICKLY GILIA 



MOUNTAIN PHACELIA 



PHACELIA GRANDIFLORA 



BABY BLUE-EYES 



RAMONA INCANA 



THISTLE SAGE 



PAINT BRUSH ....... 



PENTSTEMON CYANANTHUS ..... 



PENTSTEMON PARRYI ...... 



BUSH MONKEY FLOWER 



PINK MONKEY FLOWER 



WILD VALERIAN 



ARIZONA THISTLE 



EASTER DAISY 



XYLORRHIZA TORTIFOLIA 



CUT-LEAVED BALSAM-ROOT . . 



