INDEX TO VOLUME III 
Influence of certain salts and nutrient 
solutions on the secretion of diastase 
by Penicillium Camembertii, 234 
Influence of the medium upon the orien- 
tation of secondary terrestrial roots, 
407 
Ions, exchange of, between roots of 
Lupinus albus and culture solutions 
containing three nutrient salts, 47 
Keys to rusts on Onagraceae, 531 
Latex, physiological observations on, i; 
distribution of, in Papaver, i 
Lawrence, John V. (See Harris, J. A., 
438.) 
Leaves, climatic distribution of Angio- 
sperm, 24 
Limnophila chinensis, 581 
Longevity of seeds, theories of, loi 
Loranthaceae, osmotic pressure of tissue 
fluids of, 438 
Lupinus albus, exchange of ions between 
the roots of, and culture solutions 
containing three nutrient salts, 47; 
orientation of roots of, 274 
LuTZ, Anne M. Oenothera mutants 
with diminutive chromosomes, 502 
Lysichiton camtschatcense (L.) Schott, 
and its behavior in sphagnum bogs, 189 
MacCaughey, Vaughan. The sea- 
weeds of Hawaii, 474 
McDouGALL, W. B. The growth of 
forest tree roots, 384 
Mattiola annua, mutation in, 377 
Measurements, accurate microscopic, by 
means of the angular micrometer, 393 
Mechanics of dormancy in plants, 99 
Mechanism of movement and the dura- 
tion of the effect of stimulation in the 
leaves of Dionaea, 68 
Melia parasitica, 582 
Mendelizing species, 377 
Merrill, E. D. On the identity of 
Blanco's species of Bambusa, 58; 
Osbeck's Dagbok Ofwer en Ostindsk 
Resa, 571 
Micrometer, angular, 393 
Monarda chinensis, 582 
Morphology and affinities of Gnetum, 135 
Mutation in Mattiola annua, a Mendeliz- 
ing species, 384 
Mycorrhizas on oak, hickory and linden, 
391 
Nicotiana longifiora, 215, 220; panicu- 
lata, 219; alata, 219 
Notes on the anatomy of Peridermium 
galls, 12 
Oenothera aberrans, 512; Lamar ckiana, 
508, 521, 522; plicatula, 506, 507; 
rubrinervis, 509, 520 
Oenothera mutants with diminutive 
chromosomes, 502 
Onagraceae, Uredinales upon, 527; index 
to rusts on, 561 
Orientation of primary terrestrial roots 
with particular reference to the me- 
dium in which they are grown, 274 
Osbeck's Dagbok Ofwer en Ostindsk 
Resa, 571 
Osmotic pressure of the tissue fluids of 
Jamaican Loranthaceae parasitic on 
various hosts, 438 
OsTERHOUT, W. J. V. Specific action of 
barium, 481 
Oxidases, physiological observations on, 
I ; distribution of in Papaver, I ; 223 
Papaver somniferum, alkaloids, latex 
and oxidases in, i 
Penicillium camembertii, secretion of 
diastase by, 234 
Peridermium galls, anatomy of, 12 
Periodicity of freshwater algae, 121 
Permeability, study of, by the method of 
tissue tension, 562 
Phoradendron flavens, osmotic pressure 
of, 440 
Phthirusa lepidobotrys, osmotic pressure 
of, 440; parviflora, 441; pauciflora, 441 
Phylloxera leaf gall, 337 
Phylogenetic position of the Betulaceae, 
415 
