430 
Megapterium, А Texan species of, 401; 
argyrophyllum, 401, 404, var. retusi- 
folium, 401, 404; Fremontii, 402; 
macrocarpum, 402; missouriensis, 402, 
403 
mellea (Cyphella), 372, 382 
Merrill, M. C., Duggar, B. M., and. The 
effect of certain conditions upon the 
acidity of tomato fruits, 229 
Merulius, 82, 150, 197; lacrymans, 151; 
rubellus, 150; tremellosus, 151; tremel- 
losus, 151 
Mesquite, Two trunk diseases of the, 243 
Michenera, 197; artocreas, 197 
Micheneri (Stereum), 214 
Microcoleus sp., isolation of, in pure cul- 
ture, 39 
minutissima (Cyphella), 367, 368, 382 
Moore, G. T. Foreword, 1 
Mucronoporus Everhartii, 134 
multipartita (Thelephora), 205, 208, 226 
mus:ecola (Cyphella), 380 
muscigena (Cyphella), 362, 382 
Mycobonia, 198 
N 
Navicula sp., isolation of, in pure culture, 
Nitrogen: A contribution to our knowl- 
edge of the relation of certain species 
of grass-green alge to elementary, 
157; Indications regarding the source 
of combined, for Ulva Lactuca, 229 
Nolte, A. G. The identification of the 
most characteristic salivary organism, 
and its relation to the pollution of air, 
47 
O 
obovata (Xylaria), 225 
ochrosporus (Craterellus), 334, 350 
ocreatus (Craterellus) 334, 335 
odoratus (Craterellus), 331, 346, 848 
odorifera (Thelephora), 215 
Oecopetalum, 408; mexicanum, 408, 416 
Oedogonium, isolation of zoospores free 
from bacteria in, 36 
Oenothera Lamarckiana, 393, 400; macro- 
carpa, 402; multiflora, 386, 396; var. 
elliptica, 387, 396, 398; rubrinervoides, 
389, 396, 898; rubritincta, 391, 398, 
400; tardiflora, 391, 400 
Oenotheras, Some, from Cheshire and 
Lancashire, 383 
Ohio, The Polyporaceæ of, 81 
Oscillatoria sp., isolation of, in pure cul- 
ture, 39 
Overholts, L. O. The Polyporaceæ of 
Ohio, 81 
[Vor. 1 
ANNALS OF THE MISSOURI BOTANICAL GARDEN 
P 
palmata (Thelephora), 201, 226 
palmata americana (Thelephora), 201 
Palmarum (Cyphella), 377 
palmatus (Craterellus), 342, 350 
pannosa (Thelephora), 207 
Peckii (Cyphella), 377 
Penicillium expansum, 
studies in, 308, 315, 322 
Peniophora, 190, 191, 192, 193, 198, 199 
Peniophorella, 193 
perexigua (Cyphella), 378 
Permeability of collodion membranes, 
perplexa (Thelephora), 223, 346 
Peziza campanula, 360; Ті, 364 
pezizoides (Cyphella), 364, 365, 378 
pistillaris (Clavaria), 342 
pistillaris (Craterellus), 341, 348, 350 
Pleurococcus vulgaris, isolation of, in 
pure culture, 34 
Pogonati (Craterellus), 362, 382 
Polyporaceæ, 197 
Polyporaceæ of Ohio, The, 81; index to 
species of, 153; key to genera of, 85 
Polyporus, 82, 86; abietinus, 91, 92; 
abortivus, 105; adustus, 102, 103, 104; 
albellus, 97 ; апат, 113, 114; applanatus, 
137; arculariformis, 107; arcularius, 
107; badius, 126; Berkeleyi, 113; 
betulinus, 104; biformis, 95; borealis, 
100; brumalis, 107; caesius, 96, 97; 
carneus, 131; castanophilus, 115; chion- 
eus, 97; cincinnatus, 114; cinnabarinus, 
116; cinnamomeus, 123; circinatus, 
121, 122, 123; conchatus, 132; conchifer, 
93; conglobatus, 131; comnatus Vries, 
129; connatus Schw., 122; connatus 
Weinm., 129; cristatus, 111; Curtisii, 
125; eutieularis, 117, 11S, 119; delec- 
tans, 99; dichrous, 150; distortus, 105; 
dryadeus, 119, 120; dryophilus, 119, 
120; dualis, 121; elegans, 110; endocro- 
cinus, 119; fibula, 95; fissus, 109; 
flavovirens, 111; focicola, 122, 123; 
fomentarius, 136; fragilis, 126; fragrans, 
102, 103; fraxineus, 130; fraxinophilus, 
129; frondosus, 112, 113, 114, 126; 
fulvus, 133; fumosus, 102, 103; galac- 
tinus, 97, 98, 141; giganteus, 113, 126; 
gilvus, 117, 118, 120; guttulatus, 100; 
hirsutulus, 91,92; hirsutus, 93; hispidus, 
119; hypococcineus, 115; igniarius, 135; 
immitus, 98; intybaceus, 126; isidioides, 
117; lacteus, 97; lentus, 126; leuco- 
melas, 126; leucophaus, 137; lobatus, 
137; Lloydii, 95; lucidus, 123; macula- 
tus, 100; molliusculus, 95, 96; Morgani, 
110; nidulans, 117; nigricans, 136; 
obesus, 121, 123; obtusus, 100; ovinus, 
126; pargamenus, 92; parvulus, 122; 
pennsylvanicus, 108; perennis, 122, 
physiological 
