INDEX TO VOLUME IX 
577 
Catalpa hignonioides , stigma of, loo 
Cell-plate formation, review of literature of, 
296 
Cercospora apii, 464; heticola, 464 
Cestrum nocturnum, 263 
Chaetochloa lutescens, viability of seeds in, 
268 
Chaetomorpha melagofiium f. typica, healing 
in, 12 
Chara, healing in, 19 
Chenopodium album, viability of seeds in, 
268 
Chlorophyll content of the primordial leaves 
of the common bean, Phaseolus vulgaris 
L., the effect of Bordeaux mixture upon, 
535 
Chomiocarpon, 288 
Citrus leaves, vein-islets of, 121 
Cladophora, healing in, 19 
Claviceps Paspali, 340; purpurea in culture, 
a preHminary study of, 339 
Cleland, Ralph E. The reduction di- 
visions in the pollen mother cells of 
Oenothera franciscana, 391 
Coconut pinnae, incipient drying and wilt- 
ing as indicated by movements of, 253 
Cocos nucifera, leaves used in physiological 
experiments, 254; Pestalozzia on, 81 
Cold storage of fruits and vegetables, 551 
Colletotrichum lagenaria, 464; lindemuthi- 
anum, 459 
Conocephalum, 293 
Coprinus, certain species of, and Agaricus 
campestris, the origin and development 
of lamellae in, 509 
Coprinus, development of; atramentarius, 
512; comatus, 512; ephemerus 513; micaccus, 
510; stercorarius , 513 
Corn, the growth of field, as affected by 
iron and aluminum salts, 47; roots of, 
with plumule and endosperm removed 
but with cotyledon attached, effect of 
increased nitrates upon growth of, 439 
Cortinarius pholideus, development of, 512 
Cranberries, observations on the effect of 
water-raking on the keeping quality of, 
245 
Cronartium rihicola, infection of Ribes by, 
197 
Culture media, synthetic, growth of some 
parasitic fungi in, 459 
Cultures, plant, the physiological balance 
in nutrient solutions for, 180 
Currant twigs, temperatures of, 386 
Cuscuta, revision of the South American 
species of, 557 
Cuscuta acutiloba, 567; americana, 573, v. 
congesta, 573, v. spectabilis, 573; argentini- 
ana, 561; boliviana, 565; bracteata, 569; 
brevisquamata, 560; chilensis, 562; cornic- 
ulata, 570; corymbosa, 573, v. grandiflora, 
573, V. microlepis, 573; epithymum, 559; 
foelida, 565, v. pycnantha, 566; v. typica, 
566; globiflora, 564; goyaziaiia, 568; grandi- 
flora, 560; incurvala, 571; microstyla, 561; 
odorata, 563, v. botryoides, 564, v. Holway- 
ana, 564, v. typica, 564; orbiculata, 572; 
partita, 574; prismatica, 574; serrata, 569; 
trichostyla, 571, v. carina- a, 572; typica, 
572; umtellata, 575; xanthochortus, 567, v. 
lanceola'a, 568, v. typica, 567 
Cytokinesis of Nelumbo, the meiotic, 296 
Dactylis glomerata, susceptibility of, to dis- 
ease, 196 
Darlington, H. T. Dr. W. J. Beal's seed- 
viability experiment, 266 
Dianthus sinensis, Pucci^iia CaryophylU on, 
193 
Digitalis purpurea, stigma of, 102 
Diplacus glutinosus, stigmas of, 99 
Disease resistance and susceptibility, 183; 
215 
Dodge, B. O. Studies in the genus Gym- 
nosporangium IV. Distribution of the 
mycelium and the subcuticular origin 
of the telium in G. clavipes, 354 
Dothidella quercus, 464 
Drying and wilting, incipient, as indicated 
by movements of coconut pinnae, 253 
Dumortiera irrigua, 288; trichocephala, 288; 
velutina, 288 
DuPLER, A. W. The male receptacle and 
antheridium of Rehoulia hemisphaerica, 
285 
Ecological relations of plants in south- 
eastern Missouri, i 
Elymus, susceptibility of, to disease, 196 
Endothia parasitica and hydrogen-ion con- 
centration, 160 
Environmental temperatures of fungi in 
nature, 385 
Epilobium hirsutum, root cells of, 123 
Erechtites hieracifolia, viability of seeds in, 
268 
