INDEX. 



169 



Page. 



Convolvulus 



hattatw, Nutt 109 



lobatus, Eng. & Gray 109 



JVnttaHii,Toir 109 



Conyza, L 67 



Coulteri, Gray 67 



subdecurrenSj Gray 67 



Corallorhiza 



multiflora, Nutt 133 



Coreopsis 



in volucrata, Nutt 72 



tinctoria, Nutt 72 



Corispermum 



hyssopif olium, L 117 



CORXACE.E \ 53 



Conine 



Canadensis, L 53 



pubescens, Nutt 53 



sericea, L 53 



stolonifera, MX 53 



Corylus 



rostrata, Ait 127 



Cosmidium, T. & G 72 



CRASSULACE^E 42 



Crepis, L 86 



acuminata, Nutt 86 



ambigua. Gray 85 



nana, Kicliards 86 



occideutalis, T. & G 86 



runcinata, T. & G 86 



Croton 



m u ricatus, Nutt 126 



Texensis, Mull 126 



CRUCIFER.E 6 



Cryptogramme 



acrostichoides, R. Br 153 



Cucurbita 



perennis, Gray 49 



CUCURBITACEJE 49 



CUPULIFER.E 127 



Cuscuta 



arvensis, Beyrich 109 



cuspidata, Eng 109 



decora, Choisy & Eng 109 



Grouovii, Willd 109 



Cymopterus, Raf 50 



alpinus, Gray 50 



auisatus, Gray 50 



glomeratus, DC 50 



montamis, Nutt 50 



Cycloloma 



platyphylluni, Moq 116 



Cy nap him 



apiifoUum, Nutt 51 



Cynthia 



Virginica, Don 85 



CYPERACE.E 138 



Cyperus 



inflexus, Muhl 138 



Schweinit^ii, Torr 138 



Cypripedium 



parviflorum, Salisb 133 



pubescens, Willd 133 



Cyrtorrhynca 



ranunculina, Nutt 3 



Cystopteris 



fragilis, Bernh 154 



Dactylina 



niadrepif orniis, Wulf 161 



Page. 



Dacrymyces 

 stillatus, Nees 164 



Dalea 



alopecuroides, Willd 23 



Jamesii, Torr 23 



laxinora, Gray 22 



nana, Torr 22 



Danthonia 

 sericea, Nutt 151 



Daucns 

 Carota,L 53 



Delphinium 



azureum, MX 5 



elatum, L 4 



Menziesii, DC 5 



scopulorum, Gray 5 



Desmatodon 



latifolius, Br. Eur 156 



Lauren, Schultz 156 



sistylius, Br. Eur 156 



Diaperia, Nutt 68 



prolifera, Nutt 68 



Dichelyma 

 capiilaceum, Br. Eur 160 



Dicranum 



f tiscescens, Turn 155 



gracilescens, W. & M 155 



Muhlenbeckii, Br. Eur 155 



pellucidum, Hedw 155 



rhabdocarpon, Sulliv 155 



varium, Hedw 155 



virens, Hedw 155 



Didymodon 

 riibellus, Br. Eur 156 



Dieteria 



asteroides, Torr 59 



coronopifolia, Nutt 59 



Dissodon 



Frcelichianus, Frcel 158 



Hornschuchii, Grev. & Arn 158 



Distichium 



capiilaceum, Br. Eur 156 



inclinatum, Br. Eur 156 



Dodecatheon 

 Meadia,L 90 



Draba 



alpina, L 



aurea, Vahl 



crassif olia, Grah 



cuneif olia, Nutt 



streptocarpa, Gray 



Dracocephalnm 

 parviflorum, Benth 100 



Dryas 

 octopetala, L 34 



Dysodia 



chry santhemoides, Lag 73 



Echinocactus, Link & Otto 48 



Simpsoni, Engelin 48 



Echinocystis 



lobata,T.&G 49 



Echiiiosperniuni 



deflexum, Lehm 103 



floribundum, Lehm 103 



Redowskii, Lehm 103 



ELATIXACE.E 15 



Elatine 

 Americana, Arn 15 



ELEAGXACE^E 124 



