CONTENTS OF VOLUME II. y 



PAGE 



Calypso borealis. 



Calypso 133 



Cassia nictitans. 



Small-Flowered Wild Sensitive Pea . . , . , . • i''7 



CuscuTA Gronovii. 



Common American Dodder 141 



BOTRYCHIUM ViRGINIANUM. 



Rattlesnake Grape-Fern 14 c 



Wyethia Arizonica. 



Arizonian Wyethia ,40 



Gentiana Andrewsii 



Closed Gentian j c , 



Aster patens. 



Spreading Aster 10 



ASPIDIUM CRISTATUM. 



Crested Shield- Fern . . . . • 161 



Calochortus venustus. 



Mariposa Lily ; Butter-fly Tulip , . .165 



Heliopsis l^vis. 



False Sun-Flower 



169 



Pentstemon secundiflorus. 



One-Sided Pentstemon . 173 



WOODWARDIA AnGUSTIFOLIA. 



Netted Chain-Fern 177 



Kalmia Angustifolia. 



Dwarf Laurel , 181 



SiLPHIUM LACINIATUM. 



Compass-Plant , . . 185 



OXYTROPIS LAMBERTI. 



Colorado Loco- Vetch 189 



Asplenium pinnatifidum. 



Pinnatifid Spleen- Wort 103 



