8 
Annals of Botany . 
Cherry-leaf-scorch disease, see Gnomonia 
erythrostoma. 
China, plant-formation of arid regions of 
Western, 26 , 1105. 
Chlamydomonas, action of poisons on, 28 , 
181 ; descriptions of species, 80 , 376. 
— sphagnicola, description (*), 30 , 373 ; 
diagnosis, 30 , 377. 
Chloroform, effect of, on assimilation (*), 25 , 
1077 ; on respiratory exchanges of leaves, 
25 , 1077 ; (*), 27 , 697. 
Chlorophyll, development (*), 24 , 805 ; dis- 
tribution in shoots of woody plants (*), 
21, 437. 
Chloroplasts, organs for light perception (*), 
23 , 480 ; splitting of (*), 21, 410 ; studied 
under dark-ground illumination (*), 28 , 
617 ; structure (*), 21, 407. 
Choeromyces, description, 23 , 261. 
— meandriformis, description (*), 23 , 261. 
Chorisis in Aristea dichotoma (*), 26 , 947. 
Chroococcaceae, cytology (*), 28 , 433. 
Chroococcus macrococcus, cell-wall (*), 28 , 
444 ; protoplast (*), 28 , 445 ; systematic 
position, 28 , 447. 
— turgidus, protoplast (*), 28 , 438. 
Chromatin, extrusion in pollen mother-cells 
of Lilium candidum (*), 29 , 285. 
— in meiotic divisions of Vicia Faba, be- 
haviour of (*), 28 , 633. 
— bodies, observation on and relation to 
nucleolus (*), 23 , 491 ; origin (*), 23 , 
49 2 > 493 ? 497 - 
Chromosomes, conjugation of, in prophase of 
first division (*), 23 , 46 ; in pollen mother- 
cells, heterotypic (*), 21, 309 ; longitudinal 
fission (*), 25 , 849; permanence of (*), 
23 , 19. 
Chrysalidocarpus lutescens, branching (*), 
21, 419. 
Chrysanthemum, spp., seedling-structure, 28 , 
316. 
Chrysler, M. A. : The Nature of the Fer- 
tile Spike in Ophioglossaceae (*), 24 , 1. 
Chrysosplenium oppositifolium, insect visi- 
tors, 22, 638. 
Chytrideae and Plasmodiophoraceae, re- 
lationship (*), 28 , 227. 
Cichoriumlntibus, seedling-structure, 28,32 1. 
Cilia-insertion in Bacteriaceae, 21 , 137. 
Citrullus, spp., structure (*), 29 , 580. 
Citrus, exanthema (*), 25 , 145; gummosis 
(*), 25 , 107, 1 16 ; squamosis (*), 25 , 141. 
Cladophoraceae of the Tropics, freshwater, 
21, 248. 
Cladosporium, effect of temperature on ger- 
mination of conidia, 24 , 365 ; growth and 
development of microsclerotia, 24 , 366 ; 
relationship with Hormodendron, 24 , 
363, 367. 
— herbarium, life-history (*), 24 , 359. 
Clark, A. M. : Secondary Thickening in 
Kendrickia Walkeri, Hook. f. (*), 21 , 361. 
Clarke, J. J. : Abnormal Flowers of Ame- 
lanchier spicata (*), 26 , 948. 
Claytonia perfoliata, seedling-structure, 26 , 
i 77 . 
Clematis, spp., seedling-structure (*), 28 , 
705 ; vascular anatomy (*), 22, 661. 
Cleome sesquiorgialis, seedling-anatomy (*), 
28 , 720. 
Clerodendron myrmecophilum, relationship 
with ants, 24 , 470. 
— trichotomum, anatomy of leaf-fail, 25 , 81. 
Climate, alteration of the flora due to, 80 , 
557 - 
Clova Mountains, insect visitors of flowers 
of, 22, 603. * 
Coal Measures, revision of seed-impressions 
of British (*), 28 , 81. 
Coburn, H. : The Fruiting of Catanella 
Opuntia, 27 , 167. 
Coccomyxa subellipsoideae, a new member 
of the Palmellaceae (*), 28 , 573 ; sys- 
tematic position, 28 , 575 ; zoogonidia 
formation (*), 23 , 574. 
Cochlearia officinalis, insect visitors, 22, 619. 
Coco-nut, branching in a bulbiliferous (*), 
21, 420 ; germination of the double (*), 
24 , 223. 
Cocos nucifera, branching, 21 , 419. 
Coix Lacryma-Jobi, seedling-anatomy (*), 
29 , 195. 
Colchicum autumnale, seedling-anatomy, 29 , 
218. 
Cole, R. D. : see Jeffrey, E. C. 
Coleoptile, an abnormal (*), 30 , 509 ; nature 
of(*), 30 , 510. 
Collema, a new type of spermogonium and 
fertilization in (*), 26 , 747. 
— pulposum, fertilization (*), 26 , 741. 
Colloidal silica, supposed origin of life in 
(*), 30 , 383. 
Commelina coelestis, seedling-anatomy (*), 
29 , 217. 
Companion cells, anatomy (*), 22 , 264. 
Compositae, nuclear division (*), 26 , 705 ; 
anaphase (*), 26 , 714; diakinesis (*), 26 , 
713; homotype division (*), 26 , 716; 
metaphase (*), 26 , 714; presynapsis (*), 
26 , 706 ; second contraction (*), 26 , 711 ; 
somatic divisions (*), 26 , 719; spireme 
(*), 26 , 709 ; synapsis (*), 26 , 708 ; telo- 
phase (*), 26 , 714. 
— pollen-presentation mechanism (*), 29 , 
457 ; stamens and styles, description (*), 
29 , 461. 
— seedling-structure (*), 28 , 303. 
Compton, R. H. : An Anatomical Study of 
Syncotyly and Schizocotyly (*), 27 , 793. 
— Note on a Case of Doubling of Embryo- 
sac, Pollen-tube, and Embryo, 26 , 243. 
Concentration of nutrient solution in water- 
cultures, effect of, 29 , 89 $ 30 , 77. 
— of poison, variation of death-rate with, 
23 , 185. 
