1914) 
ANNALS OF THE MISSOURI BOTANICAL GARDEN 
123; perplexus, 118; phaeoxanthus, 126; 
рісірез, 109, 110; Pilots, 115; pini- 
cola, 130; pocula, 106; populinus, 141; 
puberula, 103; pubescens, 94, 96, var. 
Стауй, 95; radiatus, 117, 118, 119; 
radicatus, 110; reniformis, 137; resin- 
osus, 116; rimosus, 133; robiniophila, 
104; Rostkowii, 109; rufescens, 100; 
sanguineus, 115, 116; Schweinitzii, 
120; scutellatus, 128; semipileatus, 96; 
serialis, 139; Spraguei, 101; spumeus, 
99; squamosus, 109; subsericeus, 123; 
Sullivantii, 94; sulphureus, 114; texa- 
nus, 247, cause of trunk disease of 
mesquite, 246, 250, 252; tomentosus, 
121; umbellatus, 112, 113; varius, 110; 
velutinus, 93, 95; versicolor, 91, 93, 
eause of trunk disease of lilae, 253, 
260, 262; virgineus, 94; volvatus, 105; 
zonalis, 101; zonatus, 91 
Polystietus, 82; Lindheimeri, destruc- 
tion of sap-wood of mesquite by, 248; 
obesus, 121; proliferus, 123 
Poraqueiba, 409 
Poria, 82 
porrigens (Cyphella), 368, 382 
Potato plants, transpiration of, 351 
Potometer, 22; experiments with, 7 
Prosopis glandulosa, trunk diseases of, 
Protosiphon botryoides, isolation of, in 
pure culture, 35; relation of, to elemen- 
tary nitrogen, 178, 179, 181 
pulverulentus (Craterellus), 345 
punctiformis (Cyphella), 367 
Pure culture methods in the Alg:e, Some, 
23 
pusiola (Thelephora), 208, var. terrestris, 
209 
puteana (Coniophora), 197 
Pyropolyporus robinie, 133 
R 
radiata (Thelephora), 210 
Randia aculeata, 411; Gaumeri, 410; 
Purpusii, 410; truncata, 411, 418; 
xalapensis, 411 
Ravenelii (Cyphella), 371, 372, 382 
Ravenelii (Cyphella), 373 
Ravenelii (Thelephora), 207 
regularis (Thelephora), 206, 207, 226 
Rhipidonema, 199 
roseus (Craterellus), 332 
Ruellia Parryi, 410 
5 
Saccardoi (Cyphella), 373 
Salivary organism, The identification of 
the most characteristic, and its relation 
to the pollution of air, 47 
Sambuci (Corticium), 191 
431 
sanguinolentum (Stereum), 194 
Scenedesmus sp., isolation of, in pure 
culture, 34 
Schizophyllum commune, destruction of 
sap-wood of mesquite by, 248 
Schramm, J. R. A contribution to our 
knowledge of the relation of certain 
species of grass-green alge to ele- 
mentary nitrogen, 157; Some pure 
culture methods in the alge, 23 
von Schrenk, Hermann. A trunk dis- 
ease of the lilac, 253; Two trunk 
diseases of the mesquite, 243 
scissilis (Thelephora), 204, 226 
Sclerocarpus, elongatus, 412; Schied- 
nr a 412; Schiedeanus var. elongatus, 
12 
Sclerotinia cinerea (Bon.) Schréter, A 
study of the physiological relations of, 
291 
scoparia (Thelephora), 222 
Sebacina, 190, 197, 198, 199 
Senecio, 263; alatipes, 270; albonervius, 
275; alienus, 278; alvarezensis, 275; 
angulifolius, 277, var. ingens, 276; 
anisophyllus, 278; appendiculatus, 265; 
arizonicus, 267; brachyanthus, 277; 
Breweri, 265; callosus, 271; canus, 
266; carnerensis, 273; chapalensis, 
277, var. areolatus, 278; Chrismarii, 
278; convallium, 266; cordovensis, 
277; Coulteri, 272, 273; diffusus, 264; 
doratophyllus, 271; Douglasii, 275; ex- 
imius, 271; fastigiatus, 269; filicifolius, 
274; Hartwegi, 280; hederzfolius, 278; 
hyperborealis, 264, var. columbiensis, 
264; hypomalacus, 278, 282; iodanthus, 
272, 286; Kerberi, 279; kernensis, 266; 
Klattii, 281; latipes, 271; longilobus, 
274; macropus, 267; multilobatus, 265; 
neo-mexicanus, 265, 267, 268; oaxa- 
canus, 279; oreophilus, 267; oreopolus, 
268, 284, forma aphanactis, 269; 
Picridis, 274, 275; præcox, 281; prion- 
opterus, 270; prolixus, 264; purpuras- 
cens, 273, var. fossanervius, 273; 
reglensis, 280; resedifolius, 264, var. 
columbiensis, 264; roseus, 281; roseus, 
281; stoechadiformis, 274; subauricu- 
latus, 270, 290; teliformis, 275; velatus, 
280, 288; viejensis, 271; vulgaris, 274; 
Warszewiezi, 270; Wrightii, 269 
Senecionez, Descriptions of North Ameri- 
can, 263 
Septobasidium, 198 
Silicic-acid jelly, preparation of, 39 
sinuosus (Craterellus), 337 
Siphonoglossa, Greggii, 409; Pilosella, 
410 
Sisyrinchium alatum, 407; alatum var. 
angustissimum, 406; angustissimum, 
406, 414 
Skepperia, 343, 345 
