Manihot, 550 
Manihot Glaziovii, 101 
utilissima, 103, 551 
Manna, 583 
Scriptural, 417 
Manna Ash, 74 
Manzanita, 582 
Maple, 162, 303 
Red, 185 
Maple Family, 554 
Maranta arundinacea, 493 
starch, 79, 81 
Maranta, petiole of, 243 
Marantacea, 314, 492 
Marchantia, 418 
Marchantia polymorpha, 419 
life history of, 419 
Marchantiales, 419 
Marrubium, 595 
Marrubium vulgare, 595 
Fig. of cross sect. of leaf blade, 249 
hairs of, 124, 125 
Marsdenia Condurango, 589 
Marsh, defined, 618 
Marshmallow, 559 
Marsilea, 437 
Masterwort, 577 
Mastiche, 552 
Maté, 85, 552 
Matico, 232, 499 
Matricaria, 614 
_ Matricaria Chamomilla, 613, 614 
Maturation of pollen grain and forma- 
tion of male gametophyte in 
Angiosperms, 292 
in Erythronium, 474 
in White Pine, 449 
of embryo sac and formation of 
female gametophyte in Angio- 
sperms, 292 
Maw seed, 528 
May Apple, calyx of, 268 
Mayer’s albumin fixative, 698 
Mechanical tissues, 151 
Medulla, 165 
Medullary rays, 139 
Megaceros, 419 
Megasori, 285, 448 
Megasporangia, 381 
INDEX 
769 
Megasporangium, 448, 458 
Megaspore, 287, 448, 449, 460, 474 
Megasporophyll, defined, 283 
Megasporophylls, 448, 473 
Meiosis, 50 
Melaleuca Leucadendron, 574 
Melia Azedarach, 548 
Meliacea, 548 
Melibiose, 75 
Melilotus, 540 
Melilotus officinalis, 540 
Melissa, 596 
Melissa officinalis, 596 
-Melochia, 558 
Melon tree, 567 
Membrane crystals, 90 
Membrane mucilage, 94, 95 
Membranes, 19 
cell, 43 
plasma, 19 
semipermeable, 43 
vacuolar, 19, 43 
Mendel, G. J., 643, 644 
Mendel’s Laws, 643 
Mentspermacea, 521 
Menispermum, 521 
Menispermum canadense, 521 
Mentha arvensis, 595 
Mentha piperita, 594 
Fig. of glandular trichomes, 125 
Mentha Piperita, U.S.P., 594 
Mentha spicata, 595 
Mentha Viridis U.S.P., 595 
Mentha viridis, 595 
Menyanthes, 587 
Menyanthes trifoliata, 587 
Mericarp, 303 
histology of a, 309 
Merismopedia, 336 
Meristeles, 145 
Meristem, 114 
_ primordial, 114, 187 
Meristems, 114 
apical, 115 
intercalary, 115 
lateral, 116 
primary, 114 
secondary, 114 
Merulius, 404 
