GENERAL INDEX TO VOLUME VI 



New scientific names of plants and the final members of new combinations are 

 printed in bold face type; synonyms and page numbers having reference to figures 

 and plates, in italic; and previously published scientific names and all other matter, 

 in ordinary type. 



of, 75 



A 



Aleurodiscus tabacinus, 261 



Algal flora, A subterranean, 281 



Allen, E. R.: Some conditions affecting 



the growth and activities of Azotobac- 



ter chroococcum, 1; and Davisson, 



B. S. An all-glass nitrogen apparatus, 



45 

 Allium Cepa, 310 



Amidase in fungi, 197 

 Amino-nitrogen, determination 

 Ammonia, determination of, 75 

 Anabaena sp., 302 

 Apparatus: nitrogen-distilling, 24; an 



all-glass nitrogen, 45, 48 

 Arcangeliella, 49; Borziana, 49, 53; 



caudata, 49, 51; Soderstromii, 52 

 Arcangeliella, Gymnomyces, and Maco- 



wanites in North America, 49 

 Armillaria mellea, enzyme action in, 193 

 Aspergillus glaucus, growth of, in mixed 



cultures, 183, 192 

 Aspergillus niger: germination and 



hydrogen ion concentration of, 207; 



growth of, in mixed cultures, 183, 192 

 Atkinsonii (Lachnocladium), 277 

 Auximones, 6 

 Azotobacter chroococcum : in relation 



to wood decay induced by fungi, 116; 



Some conditions affecting the growth 



and activities of, 1 



AA 



B 



Bacillus radicicola, 1 



Bacillus species in relation to wood 

 decay induced by fungi, 116 



Bacteria: nitrifying, 1; nitrogen-fixing, 

 1 ; The relation of, to cellulose fermen- 

 tation induced by fungi, with special 

 reference to the decay of wood, 93 



Bacterium mycoides in relation to wood 

 decay induced by fungi, 116 



Berkeleyi (Veluticeps), 260 



bicolor (Lachnocladium), 274 



bicolor (Clavaria), 274 



bicolor {Clavaria), 274 



Biological fluids, pigmented, and H ion 

 determination, 61, 179 



Ann. Mo. Bot. Gaud., Vol. 5, 1919. 

 5 



Bonia, 262 



Bonia, 261; flava, 262 

 Botrytis cinerea, germination and hydro- 

 gen ion concentration of, 207 

 brasiliense (Lachnocladium), 268, 280 

 brasiliensis (Protomerulius), 175 

 brunneoleuca (Mycobonia), 263 

 brunneoleucum {Hydnum), 263 

 Burt, E. A. An edible garden Hebeloma, 

 171; Merulius in North America, 

 supplementary notes, 143 ; Protomeru- 

 lius Farlowii Burt, n. sp., 175; The 

 Thelephoraceae of North America, 

 XI, 253 



c 



Calcium hypochlorite solution, treat- 

 ment of seeds with, 151 



Carbohydrases in fungi, 194 



Carboxyl groups: determination of, 76; 

 fate of, 84 



cartilagineum (Lachnocladium), 269, 280 



Cellulose fermentation, relation of bac- 

 teria to, 93 



cervina {Clavaria) , 273 



cervinum (Lachnocladium), 273, 280 



Chelidonium majus, 312 



Cladophora sp., 286 



Clavaria, 267; bicolor, 274; bicolor, 274; 



cervina, 273; fragrans, 270; furcellata, 

 274; pallida, 273; Peckii, 274; vestipes, 



274 



Colletotrichum lindemuthianum, germi- 

 nation and hydrogen ion concentration 



of, 207 



Colloids, protective, in nutrient media, 35 



Colorimeter, The use of the, in the 

 indicator method of H ion determina- 

 tion with biological fluids, 61 



Coniophora cerebellar growth of, in 

 mixed cultures, 183; growth of, on 

 liquid media, 138 



Cortidum incarnatum pinicolum, 256 ; 

 roseolum, 256; tabacinum, 261 



Culture experiments with Melampsora 

 in Japan, 309 



Cultures: mixed, 183, 192; subterranean, 

 methods of obtaining, 284, algae found 

 in, 304, artificial, 305 



(317) 



