473 
Podaxon mexicanum, n. #., ‘274. 
squamosus, 324. 
Podosph®ra biuncinata. 53. 
corni, 166. 
kunzei, 411. 
oxyacanth®, 251. 256. 
Polyactis, 159,160. 
Polyphagace®, 138. 
Polyphagus, 137,139. 
Polyporei, 141,148,177,182,186, 394, 397. 423. 
Polyporites Bowmanii, syn., 269. 
Polyporus, 36, 394. 426. 
aunosus, 394. 
bambusinus, 186. 
biennis, 185. 
cryptarum, 316. 
drummondii, 186. 
frondosus, 182. 
gilvus. 186. 
landii, 186. 
mylitt®, 425. 
occideutalis, 186. 
officinalis, 192,331. 
sacer, 323. 
scleropodius, 323. 
subgilvus, 186. 
subtropicalis, 186. 
sulphureus. 413. 
tuberaster, 323. 
ulmarius, 315. 
umbonatus, 186. 
versatilis, 186. 
warmingii, 186. 
Polyrhigium loptophyci, 178, 191. 
Polytbrincium trifolii, 408. 
Poria subargentea, 187. 
Prostliemiella hysteroides. 320. 
Protobasidiomycetes, 393, 394, 396. 
Protoglossum luteum, 186. 
Protomyces, 137, 391, 393, 395. 
giaminicola, 116. 
microsporns, 182. 
pacbydermus, 51. 
tuberum-solani, syn., 104. 
Psalliota arvensis, 315. 
eampestris, 316. 
var. silvicola, 400. 
vaporaria, 400. 
sylvicola, 177. 
Pseudolpidinm, 139. 
Pseudopatella lecanidion, 322. 
Pseudopeziza axillaris. 425. 
medicaginis, 411. 
pyri, 147. 
Pterula humilis, 187. 
Ptychogaster, 394. 
Ptychoverpa, 429. 
Puccinia, 317, 321, 325, 354, 428. 
abutili, 46 . 
adox®, 54. 
afra, 275. 
agropyri, 131, 319. 
agrostidis, 422. 
allii, 326, 328. 
anemones-Virginian®, 328. 
apii. syn., 326, 
P nccinia—Continued. 
apii-graveolentis, syn.. 32C. 
apocrypta, 320. 
appendiculata, 187. 
arali®, 326. 
arbicola, 326. 
arenari®, 326. 
aristid®, n. s., 281. 
asteris, syn., 326. 
berkleyi, syn., 326. 
bullata, syn., 326, 407. 
cardui, syn., 327. 
caricis-strict®, 42,187, 274. 
carbonacea, 46. 
castagnei, syn., 326. 
centaurea-aspera, syn., 326. 
cesati, 326. 
chloridis, 187. 
cirsiorum, syn., 326. 
cnici-oleracei, 326, 327. 
conglomerata, 325. 
congregata, 54. 
consimilis, 326. 
cord®, 328. 
coronata, 327, 409. 
corrigiola, syn., 326. 
crncianell®, syn., 326. 
curtipes, syn., 54. 
cyperi, 187. 
digraphidis, 423. 
evadens, 326. 
expansa, 325. 
ferruginea, 326. 
tiosculosorum. syn.. 42. 
fusca, 179. 
galii, 326. 
gibberosa, 328. 
gladioli, 328. 
globosipes, 275. 
glomerata, syn., 325. 
glycyrrhiz®, 58. 
gonolobi, 49. 
graminis, 53, 95,174, 218 , 288 , 3(>2, 326. 327.328. 
408. 
helianthi, 42. 
hemizoni®, n. s.,43, 326. 
herniari®, syn., 326. 
heterogenea, 44, 45,46, 47, 50. 320. 
heterospora, 45, 46. 50, 275. 
lieueher®, 54. 
hieracii. 42, 326,327. 
hieracii-murorum, syn., 326. 
jurin®, 326. 
kamtschatk®, 325. 
kraussiana, syn., 326. 
leveilleana, syn., 326. 
leveillei, 326. 
lobata, 46. 
longicornis, 326. 
lycii, 275. 
macrocophala, 187. 
malvacearum, 44, 45. 57,166, 300. 327. 
maydis, 298, 299. 
medus®oides, 187. 
menth®, 326. 
microica, n. s., 274, 
