204 



Cavendish ia, 34 



Cell shape in the carpel vesicles of 

 Citrus Grandis, lecture, 199 



Celtis paniculata, 126 



Centurea Jacca, 190 



Cephaelis, i6 



Cerasfiuv! nutans, 185; oblongifo- 

 lium, 185 



CeratostomcUa, vitamin reactions, 

 30-32 



Cetarach dalhonsiae, 139 



Chamaedaphne calyculata, 187 



Chamaepericyhnenum, 11, 12 



Cheilanthes lanosa, 144 



Chicle, collecting in the American 

 tropics, Part 1, 38; Part 2, 69; 

 Part 3, 105 



Chile tarweed in Quebec, 68 



Chiloscyphus rivularis, 141 



Chimaphila maculata, 187 



China, flora of, 190 



Chiogenes hispidula, 187 



ChloreUa vulgaris, chemical inhibi- 

 tion of photosynthesis in, lecture, 

 28 



Chromosome relocation and degen- 

 eration in relation to growth and 

 hybrid vigor, lecture, 102 



Chrysanthcnuim Parthcnium, 190 



Chrysler, M. A. A botanist's sum- 

 mer in Costa Rica, 33 



Cicuta douglasii, 176-178 ; maculata, 

 176-178; mackenzieana, 176-178 



Cimicifuga racemosa, 185 



Cirsiiim discolor, 190; muticum, 190; 

 pumilum, 190 



Cladonia pyxidata var. neglecta f. 

 centralis, 49; squamosa f. carneo- 

 pallida, 49; turgida, 49, 61 



Cladoniae in New Jersey, 49 



Clausen, Robert T. Carex aestivalis 

 and C. lurida var. gracilis on the 

 Allegheny Plateau, 174 



Claytonia caroliniana, 185 



Cleviatis verticillata, 185 



Clethra alnifolia, 187 



Clitocybe infundibulifornus, 85; pino- 

 phila, 85 ; vilescens, 85 



Clum, H. H. Assumed editorship of 

 Torreya, 120 ; Diary and travels 

 of the Bartrams, review, 192 



Collybia confluens, 85 



Colubrina asiatica, 126 



Commelina communis, 184 



Conopholis americana, 189 



Convallaria majalis, seed dormancy, 

 lecture, 64 



Convolvulus spithaviaeus, 188 



Coptis trifolia, 142, 185 



Corallorrhiza odontorhiza, 184 



Cordia subcordata, 127 



Coreopsis tinctoria, 189 



Cornel, 11 



Cornelian cherries, 11 



Cornelia, 13 



Corniis, 11-14, 130, 131; The names 

 of, 11; alba, 13; canadensis, 12, 58, 

 143; disciflora, 13; florida, 11, 13, 

 14; Kousa, 13; mas, 11-13; mas- 

 cula, 12 ; Nuttallii, 13 ; sanguinea, 

 13 ; stolonifera, 13 ; suecica, 12 ; 

 Volkensii, 13 



CoroniUa varia, 186 



Corylus cornuta, 184 



Costa Rica, A botanist's summer in, 

 ?>i 



Costus, 33 



Couma Guatemalensis, 76 ; sapida, 

 78; utilis, 77, 78 



Crocker, W., 66 



Croizat, Leon. Phyllanthus nummu- 

 lariaefolius in the U. S., 14 



Crotalaria anagyroides, 123; sagit- 

 talis, 186 



Crysophyllum oliviforme, 72, 76 



Cuba, Botanizing in, 191 



Cuphea petiolata, 187 



Cuscuta Epithymum, 188 



Cyanococcus, 169 



Cynoxylon, 11, 130, 131 



Cyperus, 129 



Cypripedium reginae, 184 



Cystomium jalcatum, 145 



