250 



Clitocybe illudens, 137 



Cnius benedictus, 31 



Cochlearia officinalis, 210 



Cockerell, T. D. A., A New Hybrid 



Sunflower, 1 1 ; Notes on the Flora of 



Boulder County, Colorado, 177 

 Collecting Trip to Colombia, A, 244 

 Collema pulposum, 130; ryssoleum, 



144; tenax, 104 

 Collinsia Ruttani, 225 

 Collinsonia canadensis, 139 

 CoUybia radicata, 137; velutipes, 112 

 Columbia University, Meetings at, 



36, 38, 123, 214 

 Colutea arborescens, 178 

 Comandra umbellata, 132 

 Comarum palustre, 194 

 Concerning Some Species of Carduus in 



Colorado, 14 

 Conium maculatum, 28 

 Conn, H. J., 151 

 Conocephalum conicum, 137 

 Convolvulus arvensis, 130; polymor- 



phus, 224; Sepium, 71; spithamaeus, 



132 

 Coons, G. H., 40 

 Coptis trifolia, 133, 176 

 Corallorrhiza maculata, 139; multi- 

 flora, 139; odontorhiza, 139 

 Coreopsis, 178; tinctoria, 31 

 Corispermum hyssopifolium, 26 

 Cornus Amomum, 132; candidissima, 



132; circinata, 109; femina, 132; 



florida, 114, 115; rugosa, 109, 141, 145 

 Corydalis lutea, 27; pauciflora, 202 

 Cowles, H. C, 151, 153 

 Crambe maritima, 27 

 Crataegus Crus-galli, 71 

 Crepidotus malachius, 137 

 Crepis setosa, 225 

 Cross, J. A., 63 

 Cryptandra flaccida, 225; Torreyana 



grandiflora, 225 

 Cryptogramma Stelleri, 104, 109 

 Cynoglossum boreale, 116; officinale, 



29, 86 

 Cynthia virginica, 71 

 Cynoxylon floridum, 132 

 Cyperus acuminatus, 25; esculentus, 25 

 Cypripedium acaule, 67; 165; parvi- 



florum, 67; reginae, 132 

 Cystopteris fragilis, 205 

 Cytisus scoparius, 22, 27 

 Cucurbita, 178 



Dactylis glomerata, 82-84, 87 

 Daedalea confragosa, iii, 143; quer- 



cina, 145 

 Daldinia conccntrica, 140 

 Dasystoma flava, 136 



Dates of publication, 246 



Datura Tatula, 30 



Davis, J. J., 75 



Decodon verticillatus, 136 



Delphinium Ajacis, 27; depauperatum, 



223; Geyeri, 179; Nuttallianum, 223 

 Dentaria diphjilum, 143, 149; laciniata, 



104; maxima, 104, 148 

 Dermatocarpon miniatum, 130 

 Deschampsia holciformis, 222 

 Diamant, R., 38 

 Dianthus barbatus, 83 

 Diapensia lapponica, 202, 208 

 Diatrype stigma, 146 

 Dichaena faginea, 115 

 Dicranopteris, 41 ; marginata, 44; glauca 



43; Hawaiiensis, 43; linearis, 45 

 Dicranum bonjeani, 211; flagellare, 112, 



116; fuscescens, 211; scoparium, 141 

 Didymium xanthopus, 135 

 Diervilla Diervilla, 132 

 Dichlos, 178 



Diplocladium penicilloides, 143 

 Disporum Smithii, ;i;i 

 Distichium capillaceum, 211 

 Dodecatheon Meadea frigidum, 206 

 Dodge, B. O., 60, 97, 124, 174, 24s; 



Proceedings of the Club, 38, 39, 60, 



62, 64, 75, 77, 96, 123, 154, 173 

 Dodge, Charles Keene, 188; death of, 



125 

 Double Flowers in Hemerocallis fulva 



Linn., 242 

 Douglass, H. B., 38 

 Draba, 93; alpina, 201-210; hirta. 206; 



incana, 202, 205; stellata nivalis, 



205 

 Drepanocladus uncinatus, 211 

 Drosera- intermedia, 136; rotundifolia, 



67- 133 

 Dryas octopetala, 202, 206, 207 

 Dryopteris clintoniana, 145; Goldieana, 



145; intermedia, 113; marginalis, 9, 



II, 113; marginalis elegans, 113; 



thelypteris, 71, 133 

 Duggar, B. M., 151, 153 

 Dulichium arundinaceum, 135 



Echinocactus Simpsoni minor, 180 

 Echinochloa Crus-galli, 86 

 Ecological Society of America, 98, 162 

 Eddy, E., 245 

 Eleocharis ovata, 25 

 Elymus arenarius, 203, 207 

 Emerson and Weed's Our Trees (Re- 

 view), 171 

 Empetrum nigrum, 199, 204 

 Entodon cladorrhizans, 112 

 Epigaca repcns, 116, 143, 165 

 Epilobium odcnocaulon, 139; cineras- 



