INDEX. 



PAGE. 



Abies ........ 156 



Achlya ......... 102-107 



Adiantum ........ 136 



Albugo ......... 96-100 



Aspidium ........ 136 



Basidiobolus ........ 76-78 



Batrachospermum * . . . . . . 116-119 



Callithamnion ........ 119-124 



Cell-cleavage in Synchitrium discipens .... 36-38 



Pilobolus crystallinus .... 38-41 



Cell-division in higher plants ..... 3^33 



Dictyota and Stypocaulon .... 4'~43 



Cell-formation, free, in Erysiphe communis . . . 33~35 



Lachnea scutellata .... 35 



Centrosome, in Dictyota . . . . . . 3-7 



Erysiphe ...... 8-10 



Centrosome and Blepharoplast ..... 44~49 



Cephalotaxis . . . . . ... . J57 1 * 



Chara . . 135-136 



Chromosomes in tetraspore mother-cell of Dictyota . . . 5-6 



ascus of Erysiphe . 8-n 



pollen mother-cells of Lilium . . . 17-31 



Podophyllum . . 17-31 



Tradescantia _ . . 1 T~Z 1 



Significance of numerical reduction .... 49-60 



Closterium ........ 71 



Cocconeis ........ 75 



Coleochaete ... . . . . . . 91-93 



Collema ........ 126-128 



Cosmarium . . . . . . . 71, 72 



Cycas . 142-149, 156, 157, 163, 166 



Cystopus ("see Albugo). 



Dasya ......... 124 



Diatoms ........ 73~76 



Dictyota ........ 2-6, 26 



Dudresnya ........ 119-125 



Ectocarpus ........ 65, 66 



Equisetum ........ 135 



Erysiphe ........ 7-10 



Fucus . . . . . . . . 84-88 



Ginkgo . . 149-I55! 162, 163, 166 



Gloecosiphonia ....... 124 



Gnetum ........ 168, 173 



Gymnogramme . . . . . . . 130-132 



Halidrys ........ 85 



Helleborus . . . . . .12, 158, 169-171, 173 



Hydrodictyon ........ 63-65 



