Index to Volume IV 



345 



New species of rusts, Two, 282 



New species, The genus Lampro- 



spora, with descriptions of two, 45 

 News and notes, 37, loi, 157, 223, 327 

 Nigredo, 195, 223 



North America, The Agaricaceae of 



tropical — V, 72 

 North American distribution, Oro- 



pogon loxensis and its, 152 

 Notes, News and, 37, loi, 157, 223, 

 ^ 327 



Notes on Iowa saprophytes — I. Geaster 

 minimus Schw. and its relatives, 84 



Notes on some western Uredineae 

 which attack forest trees, 141 



Notes on three rots of juniper. Pre- 

 liminary, 109 



Notes upon tree diseases in the east- 

 ern states, 148 



Oak, The large leaf spot of chestnut 

 and, 170 



Ocellularia actinotum, 126; anamor- 

 phum, 126; auberianoides, 126; 

 clandestina, 127; terebrata, 127 



Odontia fimbriata, 330 



Oidium, 223 



Oniphalia, 165; Austinii, 165; Cam- 



panella, 168, 250 

 Omphalopsis Campanella, 168 

 Onagra, 15; biennis, 15, j6, 30, 54, 



64 ; pallida, 53 

 Onoclea, 190; sensibilis, 190, 191 

 Onosmodium hispidissimum, 1 1 ; occi- 



dentale, 10 

 Orchis spectabilis, 9 

 Oropogon, 152, 153; loxensis, 152-154 

 Oropogon loxensis and its North 



American distribution, 152 

 Orton, C, R., Correlation between cer- 

 tain species of Puccinia and Uro- 

 niyces, 194 

 Otomycosis aspergillina, 279 

 Oxygraphis Cymbalaria, 54, 64 

 Oxytropis, 23 ; Lamberti, 23 



Pacific Coast, Polyporaceae and Bole- 



taceae of the, 91 

 Pacific Coast, The Agaricaceae of 



the — I, 205 ; II, 231 ; III, 294 

 Panicum virgatum, 12, 202, 204 

 Pannaria, 134; leucosticta, 134; mo- 



lybdea, 135 ; rubiginosa, 134 

 Panus stypticus, 77 



Parasite of catalpa, Polystictus versi- 

 color as a wound, 263 



Parmelia cetrata ciliosa, 138; cetrata 

 subsidiosa, 138; laevigata, 138; 

 perforata, 138 



Parmeliella tryptophylla, 134 



Paxillus, 72, 243, 244; atrotomentosus, 



244 ; involutus, 244 ; ligneus, 73 ; 

 panuoides, 73 

 Peltigera canina, 137; polydactyla, 

 137 



Pentstemon alpinvis, 17, 31 ; barbatus, 

 17 ; hirsutus, 17, 31 



Peridermium, 50, 141-146, 184, 189, 

 190, 195, 282, 284; abietinum, 178; 

 balsameum, 1 89-1 91 ; carneum, 29, 

 57; Cerebrum, 26, 143, 144; colo- 

 radense, 145 ; Conorum-Piceae, 146, 

 183, 184, 193; consimile, 178; de- 

 colorans, 178; delicatulum, 282, 

 284; elatinum, 145; filamentosum, 

 141-144; fructigenum, 150, 185, 

 186; Harknesii, 143, 144; incon- 

 spicuum, 283 ; montanum, 144, 

 284; Peckii, 186, 193; pseudo- 

 balsameum, 146; stalactiforme, 142; 

 Strobi, 42, 143 



Pertusaria cryptocarpa, 137; leiopla- 

 cella, 137 ; tuberculifera, 137 ; velata, 

 137 



Pestalozzia, 172, 331 ; monochaeta, 172 

 Petalostemon purpureus, 10-12 

 Phacelia heterophylla, 10 

 Phaeolus sistotremoides, 93 

 Phalaris arundinacea, 11 

 Phialocybe, 72 



Philadelphus, 63, 64 ; coronarius, 62, 

 63, 65 



Phlebia, 317; hydnoides, 278 

 Phlox, 29; divaricata, 12, 29 

 Pholiota, 72, 244, 258; aeruginosa, 

 257; albivelata, 260; anomala, 

 259; autumnalis, 330; candicans, 

 259; marginata,258 ; McMurphyi, 

 260 ; oregonensis, 262 ; praecox, 

 259 ; subnigra, 258 ; unicolor, 258 ; 

 ventricosa, 260 ; washingtonen- 

 sis, 259 

 Pholiotina, 72 



Phoma, 106; piciena, 151; pigmen- 



tivora, 38 

 Phragmidium, 194, 195, 197 

 Phragmites communis, 54, 64 

 Phragmopyxis, 282 

 Phryma leptostachya, 9 

 Phyllopsora furfuracea, 131 ; parvi- 



folia, 132 

 Physalis, 11 



Physcia, 126; comosa, 140; hypo- 

 leuca, 140; leucomela, 140 



Physcidia Wrightii, 138 



Physma byrsaeum, 133 



Picea, 26, 178, 183, 184; canadensis, 

 177, 178, 183, 192, 193; Engelmanni, 

 145, 146; excelsa, 151 ; Mariana, 26, 

 33, 178, 183, 184, 192, 193; Parry- 

 ana, 145; rubra, 151, 178, 192; 

 sitchensis, 145 



