Index to Vo Is. XI -XX. 
25 
Mitrula lutescens , description (*), xi. 271, 275. 
— microspora, description (*), xi. 281. 
var. littorale, description, xi. 283. 
var. tremellosa, description, xi. 282. 
— multiforma, description, xi. 280. 
f. capitata, description (*), xi. 280. 
f. clavata, description (*), xi. 280. 
f. pileata, description (*), xi. 280. 
• — muscicola, description (*), xi. 279. 
— nigripes , description, xi. 257. 
— olivacea, description, xi. 270. 
■ — paludosa , description (*), xi. 272. 
•var. pachyceps , description (*), xi. 272. 
— partita, description, xi. 283. 
— phalloides, description (*), xi. 272. 
•var . alba, description, xi. 273. 
— pis til laris, description (*), xi. 275. 
— purpurascens, description (*), xi. 266. 
— pusilla, description (*), xi. 277. 
• — Rehmii, description, xi. 279. 
- — rufa, description (*), xi. 258, 275. 
— Saccardoa, description, xi. 268. 
— sclerotiorum, description, xi. 281. 
— sclerotipes, description, xi. 278. 
— serpentina, description (*), xi. 268. 
- — spathulata, description (*), xi. 255. 
— sphaerocephala, description, xi. 277. 
— •vinos a, description (*), xi. 268. 
— •viridis, description (*), xi. 269. 
— vitellina, description (*), xi. 273. 
Miyaki, K. — On the Development of the 
Sexual Organs and Fertilization in Picea 
excelsa (Plates XVI and XVII), xvii. 351. 
— The Fertilization of Pythium de Barya- 
num (Plate XXXVI), xv. 653. 
Mnium cuspidatum, mechanism of stomata, 
xvi. 336. 
Mohria, habit, xv. 392 ; petiole (*), xv. 393 ; 
root-structure, xv. 394 ; stem-structure 
(*), xv. 392. 
Monascus, ascocarp development (*), xvii. 
169; fertilization (*), xvii. 173; systematic 
position, xvii. 196. 
Monocotyledonous habit, origin, xvii. 77. 
Monocotyledons and Dicotyledons, compara- 
tive antiquity, xvii. 68 ; origin, xix. 457. 
— in Japan, some remarkable marine, xiii. 
464. 
— origin, xvii. 1,65, xx. 26, 173, 419; raphides 
(*), xii. 147; relations of, xx. 429; seed- 
leaf, homology of, xvii. 70 ; seedling-struc- 
ture (*), xvii. 8. 
Monoecism of F unaria hygrometrica (*), xx. 
293. 
Monophyllaea, foliar organs, xx. 2 1 3. 
Moraea, spinous roots (*), xi. 330. 
Mottier, D. M. — Nuclear and Cell Division 
in Dictyota dichotoma (Plate XI), xiv. 
163. 
— The Development of the Spermatozoid 
in Chara (Plate XVII), xviii. 245. 
— The Effect of Centrifugal Force upon 
the Cell (Plate XVIII), xiii. 325. 
Mottier, D. M. — The Embryology of some 
Anomalous Dicotyledons (Plates XXVI 
and XVII), xix. 447. 
Mougeotia, structure, &c. (*), xii. 37. 
Movements of branches in shrubs and trees, 
thermometric (*), xviii. 631. 
— of bulbs in the soil, xx. 429. 
— of leaves against excessive insolation, pro- 
tective, xi. 447, 585. 
— of plants, the antiferment reaction in 
tropistic, xix. 75. 
— of protoplasm in coenocytic hyphae (*), 
xi. 491. 
Mucedineae Amerosporae, coprophilous, xvi. 
79 - 
Mucilage canals in Isoetes Hystrix (*), xx. 
268 ; Lycopodium (*), xx. 269 ; Marattia- 
ceae (*), xvi. 390, 547. 
— sacs of Fegatella conica (*), xviii. 92. 
Mucoraceae, coprophilous, xvi. 76. 
Mucor racemosus, description (*), xvi. 76. 
Murrill, W. A. — The Development of the 
Archegonium and Fertilization in the 
Hemlock Spruce (Tsuga canadensis), 
(Plates XXXI and XXXII), xiv. 583. 
Musa Livingstonia, seedling-structure, xvii. 
50. 
Muscari armenaicum, seedling-structure (*), 
xvii. 16. 
— atlanticum, seedling-structure (*), xvii. 
15. 
— comosum, seedling-structure, xvii. 20. 
— neglectum, seedling-structure (*), xvii. 18. 
Mycelium-life of the Fungus, the inter- 
cellular, xix. 58. 
Mycelium of Gymnosporangium clavariae- 
forme (*), xviii. 336; of Phragmidium 
violaceum (*), xviii. 335, 342. 
— perennial, xix. 57. 
Mycoderma yeast, a fragrant (*), xiv. 215. 
Mycology, recent researches in, xix. 2. 
My coplasm-life of the Fungus, the intracel- 
lular, xix. 58. 
Mycoplasm theory of Fungus-parasitism, xix. 
L 55 - 
Mycorhiza, discovery of, xi. 175. 
— from the Lower Coal Measures (* f), 
xviii. 255. 
— of Angiosperms (*), xiii. 1 ; A plectrum 
hyemale (*), xiii. 7 ; Aplectrum spicant (*), 
xii. 7 ; Bartonia, xx. 443, 445 ; Calypso 
borealis (*), xiii. 25 ; Calypso bulbosa 
(*), xiii. 25 ; Coptis trifolia, xiii. 30 ; 
Cypripedium acaule, xiii. 24; Cypri- 
pedium hirsutum, xiii. 24; Cypripedium 
parviflorum, xiii. 23 ; Cypripedium pubes cens , 
xiii. 24 ; Elaphomyces variegatus (*), xv. 
526 ; Fegatella conica (*), xviii. 95 ; Good- 
yera repens , xiii. 20 ; Gyrostachys cernua, 
xiii. 27 ; Obolaria virginica (*), xi. 379 ; 
Peramium repens, xiii. 20 ; Pogonia 
ophioglossoides, xiii. 27 ; Psilotum trique- 
trum, xviii. 597 ; Pterospora andromedea 
