306 



Mycologia 



Quercus, 167; alba, 279, 284; Fend- 

 leri, 241, 250, 252 



Range of forest fungi, Notes on the 



altitudinal, 4 

 Ratibida columnifera, 244 

 Rhabdospora, 241, 244; dumetorum, 



245 ; gauracea, 262 ; translucens, 



165 



Rhizopogon, 222 



Rhoads, A. S., Daldinia vernicosa — a 



pyroxylophilous fungus, 277 

 Rhododendron albiflorum, 4 

 Rhus, 250 



Rhysotheca Acalyphae," 16.9; australis, 



169; illinoisensis, 169 

 Rhytisma salicinum, 253 

 Ribes aureum, 35, 36, 240, 250; Gros- 



sularia, 90; inebrians, 35, 36, 251, 



252 ; longifiorum, 36 ; longifolium, 



36; mescalerium, 36; Wolfii, 35 

 Robillarda Cavarae, 287 ; Celtidis. 



287 ; mori, 287 

 Rosa, 242, 243, 244, 250; Fendleri, 



37 ; Maximiliani, 37 

 Rosellinia, 45, 98; parasitica, 241; 



pulveracea, 241, 257 ; Rosarum, 



242 



Royal palm, A Phyllachora of the, 43 



Roystonea regia, 43, 44 



Rubus arizonicus, 41 



Rudbeckia laciniata, 41, 255 



Russula, 93, 95, 267; alutacea, 94; 

 cinerascens, 267 ; Davisii, 93 ; dis- 

 paralis, 94 ; elatior, 95 ; fallax, 93 ; 

 fragiliformis, 93, 96 ; fragilis, 93 ; 

 glauca, 93 ; heterophylla, 93 ; insig- 

 nis, 93 ; integra, 93 ; Linnaei, 96 ; 

 magna, 267 ; paludosa, 95 ; pec- 

 tinatoides, 93 ; perplexa, 96 ; 

 pulchra, 95, 96 ; pungens, 267 ; pur- 

 purina, 96 ; rubrotincta, 95 ; sub- 

 velutina, 96 ; uncialis, 96 ; vet- 

 ernosa, 93 



Russula from Massachusetts, New 

 species of, 93 



Rusts and smuts collected in New 

 Mexico in 1916, 34 



Salix, 36, 90 ; ballotaeflora, 35 ; Beb- 

 biana, 253; cordata Watsoni, 36, 

 252, 263 ; glandulosa Warburgii, 

 88; Scouleriana, 36; subcaerulea, 

 36 ; Wrightii, 36 



Salsola Pestifer, 257 



Schizophyllum commune, 7, 100 



Schizoxylon insigne, 253 



Schmaltzia Bakeri, 250, 252 



Sclerotinia parasitica, 86 



Scolecosporae, 250, 261 



Seaver, Fred J., Photographs and 



descriptions of cup-fungi — VII, The 



genus Underwoodia, 1 

 Sebacina spongiosa, 98 

 Senecio amplectens, 248; scopulina, 



244; spartioides, 254 

 Septobasidium, 89 ; acaciae, 88 ; 



pedicellatum, 90 

 Septoria gaurina, 261, 262; Helianthi, 



261; Oenotherae, 262; smilacina, 



262 



Sidalcea neomexicana, 255 



Sideranthus spinulosus, 39 



Sisyrinchium demissum, 259 



Sitanion longifolium, 42, 262 



Smuts collected in New Mexico in 

 19 1 6, Rusts and, 34 



Solidago Pitcheri, 255 



Sparassis radicata, 100 



Species of the Collemaceae, A new 

 genus and, 235 



Species of fungi from various locali- 

 ties — II, Notes on new, 164 



Species, Studies in North American 

 Peronosporales — VII, New and 

 noteworthy, 168 



Spermoedia clavus, 251 



Sphaeria vernicosa, 283, 284 



Sphaeriaceae, 240 



Sphaeriales, 239 



Sphaeronema, 155, 161, 162; fimbria- 



tum, 155, 156, 160, 162 

 Sphaeronema fimbriatum, Conidial 



formation in, 155 

 Sphaeropsidales, 253 

 Sphaeropsis Diervillae, 164; wis- 



tariana, 164 

 Sphaerotheca Humuli, 240 

 Sporobolus auriculatus, 248, 259 

 Stagonospora Chenopodii, 259 ; 



graminella, 259; Humuli-ameri- 



cani, 259 ; mori, 286 

 Standley, Paul C, Rusts and smuts 



collected in New Mexico in 1916, 



34 



Stanleyella Wrightii, 259, 263 

 Stictidaceae, 45 

 Stilbaceae, 263 

 Stilbum, 264 



Stipa Scribneri, 39 ; Vaseyi, 39, 42 

 Strickeria Cercocarpi, 250 ; rhoina, 

 250 



Stropharia, 16, 68, 70, 71 ; aeruginosa, 

 72; ambigua, 101 ; bermudiensis, 

 70, 72; caespitosa, 70, 71; cuben- 

 sis, 70, 72; floccosa, 70, 71; mela- 

 sperma, 73 ; semiglobata, 70, 72, 

 73 ; stercoraria, 73 ; troyana, 70 



Studies in North American Perono- 

 sporales — VII, New and note- 

 worthy species, 168 



Studies in the genus Gymnosporan- 



