INDEX TO VOLUME X 
(New names and final members of new combinations are in heavy-face type.) 
Abies, anisophvlly in, 278 
Acacia, 179; Cunninghamii, 46; dealbata, 
176; Maidenii, 46 
Acer, a quantitative study of anisophylly 
in, 278 
Acer Negundo, 270; mitosis in, 451; ru- 
brum, 174, 506; saccharum, variation in 
leaves of, 280 
Acer platanoides L., chromosome behavior 
in, 450; experiments in ringing, 372 
Aciphylla, 533; Colensoi, 528 
Ackama, 533 
Actinotus Helianthi, rotundifolia, 183 
Addoms, Ruth M. The effect of the hydro¬ 
gen ion on the protoplasm of the root 
hairs of wheat, 211 
Adiantum, 44 ; 55 
Aeration and continuous renewal of nutri¬ 
ent solution, studies on the relation of, 
to the growth of soybeans in artificial 
culture, 554 
Aesculus, anisophylly in, 279 
Agapanthus, chromosomes of, 352 
Agathis, 517,. 533; australis , 517; Palmer- 
stoni, 42, 44; robusta, 506 
Agati grandiflora, 496 
Air in houses, the influence of plants on the, 
383 
Air a caespitosa, caryophyllea, praecox, spi- 
cata , 513 
Alfalfa in culture solutions, 20 
Allen, Charles E. The potentialities of 
a cell, 387 
Allison, R. V., and J. W. Shive. Studies 
on the relation of aeration and continuous 
renewal of nutrient solution to the growth 
of soybeans in artificial culture, 554 
Almond, self-sterility in, 475 
Alpinia racemosa, 510 
Alsophila australis , 44, 55; Cooperi, 55; 
excelsa, 174; Rebeccae, 44 
Altingia excelsa, 506 
Ammophila arundinacea , 177 
Amylase in the spores of Rhizopus tritici and 
Rhizopus nigricans, 89 
Aneura maxima, 56 
Angiopteris sp., 42 
Angophora sp. 52, 185; subvelutina, 46 
Anigozanthos Manglesii, 181 
Anisophylly in Acer, a quantitative study 
of, 278 
Antennaria, parthenogenetic species of, 222 
Apple, Black Twig, 475; Northern Spy, 475 
Apple tissue, is it maltose or phloridzin 
that is abundant in? 288 
Araucaria Cunninghamii, 40, 46, 48; Bid - 
willii, 48; excelsa, 51; imbricata, 178 
Arbutus unedo , 178 
Archontophoenix Alexandrae, 42; Cunning¬ 
hamii, 47, 174 
Arisaema triphyllum, sex in, 62 
Aristaea, 512 
Aristotelia racemosa, 530 
Ascarina lucida, 530 
Ascaris, 396 
Aspergillus, 241 \ ffavus, 167; enzym of, 89; 
niger, 167, 412; enzym of, 89; soil condi¬ 
tions for, 134; sydowi, 167; enzym of, 89 
Aspidium, 55 
Asplenium sp., 55, 519; Nidus, 42 
Astelia Banksii, Cunninghamii, 521; Solan- 
deri, 519; trinervis, 519 
Astragalus, 486 
Atelephragma, 487 
Atriplex, 179 
Australasian botanical notes I. Queens¬ 
land and New South Wales, 38; II. 
Victoria, South Australia, and West 
Australia, 173; III. New Zealand, 515 
A vicennia officinalis, 40 
Azolla rubra, 41 
Bacillus coli, dysenteriae, 415, 235; para- 
typhosus, 235; typhosus, 234 
Bacteriologist, the species concept from the 
point of view of a physiologist and, 234 
Bacterium exitiosum, 248 
Bacularia, 42 
Bailey, I. W. The cambium and its deri¬ 
vative tissues IV. The increase in girth 
of the cambium, 499 
37 
56 7 
