INDEX TO VOLUME IV 
(New names and final members of new combinations are in heavy-face type.) 
Abies grandis, duration of leaves in, 149; 
host of Uredinopsis, 332; lasiocarpa, 
host of Uredinopsis, 332 
Abnormalities in the inflorescence of 
Spiraea Vanhotdtei, 624 
Achlya, a form lacking sexual reproduc- 
tion, 354 
Aecidium abscedens, 46; Borreriae, 46; 
circumscriptum (syn.), 49; Cissi (syn.), 
49; Clibadii (syn.), 49; decoloratum 
(syn.), 49; expansum (syn.), 51; passi- 
floriicola, 46, Tournejortiae, 46; tubulo- 
sum, 46 
Agaricaceae, taxonomy of, 315 
Agarics, development of, 221 
Alternaria, taxonomic characters of, 439 
Antagonistic action of other sugars 
toward galactose and mannose, 430 
Arbutus menziesii, 153 
Arctostaphylos tomentosa, uva-ursa, 154 
Ascospore production, in Endothia, 18 
Asthma, caused by wheat protein, 417 
Bartlett, H. H. (see La Rue, Carl D., 
119) 
Berberis aquifolia, nervosa, 154 
Blizzard, A. W. The development of 
some species of Agarics, 221 
Botryorhiza Hippocrateae, 47; 52 
Carbohydrates, effect of, on development 
of rusts, 197 
Carbon dioxide, effect of lack of, on 
development of rusts, 195 
Castanea dentata, host of Endothia, 3, 
112; pumila, host of Endothia, 3 
Ceanothus velutinus, 1 53 
Chestnut blight, i 
Chimaphila menziesii, umbellata, 154 
Chlorophyll formation, influence of, 407 
Cichorium intybus, fertility in, 375 
Cissus sicyoides, host of Endophyllum, 
49 
Clibadium arboreum, Donnell-Smithii^ 
erosum, surinamense, hosts of Endo- 
phyllum decoloratum, 50 
Climatic factors, influence of, on the 
development of Endothia parasitica, i 
Clitocybe adirondacke?isis, cerussata, de- 
velopment of, 226, 228 
Clitopilus noveboracensis, development 
of, 230 
Coleosporium solidaginis, 334 
Conductivity of electrolytes, 411 
Cortinariuspholideus, development of, 520 
Crown-rot of fruit trees: histological 
studies, 477 
Cyrtandra, revision of the Hawaiian 
species of, 604 
Cyrtandra cyaneoides, 620; filipes, 621; 
grandiflora, 621; longifolia, 611, var. 
arborescens, 611, var. calpidicarpa, 618, 
var. degenerans, 613, formae auriculae- 
folia, 618, cymosa, 616, oppositifolia, 
616, subglabra, 615; oenobarba, 622, 
var. petiolaris, 622, var. herbacea, 623; 
paludosa var. alnifolia, 607, var. brevi- 
calyx, 607, var. Gayana, 608, var. 
haupuensis, 609, var. microcarpa, 607, 
var. subherbacea, 608, var. typica, 605; 
Waianuensis, 618 
Development of Cortinarius pholideus, 
520 
Development of some species of Agarics, 
221 
Drabas of North America, 253 
Draba alpina, 257; argyrea, 266; astero- 
phora, 263; Bella, 261; cruciata, 265; 
cyclomorpha, 263; Douglasii, 259; 
fladnizensis, 257; globosa, 257; incerta, 
261; laevicapsula, 262; Lemmoni, 263; 
637 
