Index to Volume VI 
319 
Phaeopezia, 273, 277 ; retiderma, 277 ; 
scabrosa, 20 
Phaseolus, 56 
Phegopteris Dryopteris, 26, 28 
Phellorina californica, 267 
Philadelphia, 72, 226 ; occidentalis, 
247. 256 
Phloeophthora, 303; Cactorum, 80; 
Fagi, 80; Nicotianae, 80; Syr- 
ingae, 73, 80 
Phlox, 256, caespitosa, 256 ; divari- 
cata, 206; Giliae, 206; longifolia, 
256 
Pholiota autumnalis, 183; candicans, 
268; ventricosa, 268 
Phoma, 33, 85 ; abietina, 86 ; Atripli- 
cis, 33; longissima, 33; Westendor- 
p ii, 33 
Phragmidium Ellisii, 229 ; montiva- 
gum, 243 ; occidentale, 248 
Phyllocactus, 70 
Phyllosticta, 34; Atriplicis, 33, 36 
Physarum, 147; elegans, 147; nephro- 
ideum, 148; pusillum, 147 
Phyteuma, 197 
Phytophthora, 55-58, 60, 61, 64, 65, 
67. 69, 71, 73-79, 192, 303; Agaves, 
77 1 Arecae, 59, 60, 75, 83 ; Cac- 
torum, 67, 70-72, 76, 79, 80; Colo- 
casiae, 57, 77, 208; erythroseptica, 
55, 58, 61, 66; Faberi, 58, 60, 73- 
75, 79, 80; Fagi, 69-71, 79, 80; in- 
festans, 54, 55, 57, 61-69, 72, 75, 
77, 79, 83 ; Jathropiae, 77 ; Nico- 
tianae, 73, 79, 80, 208 ; omnivora, 
59, 7°, 7L 73, 75, 76, 79, 80; omni- 
vora Arecae, 59 ; parasitica, 54, 56, 
58, 83 ; Phaseoli, 59, 60, 64, 66-69, 
83 ; Syringae, 70-73, 79, 80 ; Thalic- 
tri, 68, 69 ; Theobromae, 75 
Phytophthora, A review of the genus. 
Studies in North American Perono- 
sporales — V, 54 
Picea, no 
Pine, A preliminary note on a new 
bark disease of the white, 84 
Pine, North American species of 
Peridermium on, 109 
Pinus, 114, 1 1 5, 123, 127, 135, 137, 
138, 150; australis, 122 137; aus- 
triaca, 112, 131, 137; Banksiana, 
117, 126, 128, 134, 136, 137; con- 
torta, 112, 124, 125, 134, 137; di- 
varicata, 126, 134, 137; echinata, 
120, 132, 134, 137; Elliotii, 122, 
137; Engelmanni, no; filifolia, 
120, 121, 137; heterophylla, 122, 
137; inops, 132, 137; insignis, 1x8, 
134, 137; Jeffreyi, 124, 137; mari- 
tima, 132, 137; mitis, 120, 134, 137; 
montana, 132, 137; monticola, 266; 
Murrayana, 117, 124, 126, 134, 137; 
oocarpa, 135, 137; palustris, 122, 
123, 135, 137; patula, 135, i37; 
ponderosa, 112, 324, 125, 127, 132, 
133, 135, 137; pungens, 118, 127, 
137; radiata, 118, 134, 137; rigida, 
112, 115, 119, 121, 132, 135, 137, 
2x7; sabiniana 135, 137; scopulo- 
rum, 112, 117, 124, 125, 127, 135, 
137; serotina, 122, 137; Strobus, 
84, 87, 129, 134, 136, 137; sylves- 
tris, no, 112, 116, 117, 132, 137; 
Taeda, 112, 115, 122, 132, 135— 137 ; 
virginiana 112, 115, 116, 132, 135, 
i37 
Piptocephalis, 65 
Pirus, 72 ; communis, 72 ; Malus, 280 
Pithya, 24; vulgaris, 24 
Placusa despecta, 218 
Plantago aristata, 205; major, 205; 
pusilla, 205 
Plant diseases, A book on tropical, 41 
Plasmopara, 195; Erodii, 194; Hu- 
muli, 194 
Platanus, 72 
Plenodomus destruens, 95 
Plesiocis, 218 
Pleurotus, 4, 268 
Plicaria, 6; foveata, 21 ; leiocarpa, 21 ; 
Planchonis, 21 ; trachycarpa, 19 
Plicariella, 6; modesta, 12; trachy- 
carpa, 20 
Poa crocata, 244, 256; Fendleriana, 
256; longipedunculata, 244, 256; 
pratensis, 256; reflexa, 256; Wheel- 
eri, 243, 256 
Podisonxa Ellisii, 229 
Poisonous fungi, A consideration of 
the properties of, 167 
Polygonum aviculare, 256 
Polyporus corticola, 265 ; dryadeus, 
40; dryophilus, 40; officinalis 186 
Polyscytalum flavum, 35, 36 
Polytrichum, 23, 276 
Populus angustifolia, 256; deltoides, 
27 ; grandidentata, 27, 28 ; tremu- 
loides, 27, 248, 256 
Poria Weirii, 94 
Porina, 260 
Porteranthus stipulatus, 226 
Potentilla, 206, 207; Bakeri, 256; 
fruticosa, 256; glomerata, 256; 
pulcherrima, 256; viridescens, 256 
Preliminary note on a new bark dis- 
ease of the white pine, A, 84 
Preliminary study of the genus Lam- 
prospora, A, 5 
Production in Penicillium, Conidium, 
2 T 1 
Properties of poisonous fungi, A con- 
sideration of the, 167 
Prosopis glandulosa, 37 
Prunus cerasus, 72 ; domestica, 72 
