Viii INDEX. 



PAGE. 



Karyokinesis (see Mitosis). 



Laboulbeniaceae ....... 126 



Larix ........ 158, 170-171 



Lilium : 



Mitosis in pollen mother-cells .... 11-30 



Development of mitotic spindle in pollen mother-cells . . 15-16 



Behavior of chromosomes in pollen mother-cells . . 1 7~ 2 4 



Nucleolus . . . . . . . 25 



Second or homotypic mitosis in pollen mother-cells . . 2 7~3O 



Embryo-sac and Fecundation ... . 169-177 



Fate of second male nucleus in embryo-sac . . . 177-178 



Marsilia . . .... 133, 134, 135 



Mitosis in Dictyota ...... 2-7 



Erysiphe . . . . . ^ . . 7-11 



pollen mother-cells ..... 11-29 



Monotropa ........ 177 



Nemalion . . . . . . . . 119, 121 



Nucleolus, discussion of v ..... 25, 26 



CEdogonium . . . . . . . 89-91 



Onoclea ....... IS -^, X 3 6 138-141 



Peperomia ........ 173 



Peronospora ........ 101 



Picea ........ 163 



Pilularia 



142 



Pinus ....*.... 156, 163-168 



'Physcia ......... I2 8 



Podophyllum : 



Resting nucleus of pollen mother-cell . . . 11,12 



Nature of nuclear membrane . . . . .13,24 



Behavior of chromosomes in pollen mother-cell . . 18, 22 



Pteridophyta ........ 129-142 



Pyronema ........ iii-n6 



Pythium ........ IO i 



Rhopalodia gibba . . . . . . 73, 75. 76 



Saprolegnia ........ 102/107 



Sphaeroplea ........ 79 _ 84 



Sphaerotheca . ...... 108-111 



Spirogyra . . . . . . . . 2 6, 67-70, 168 



Sporodinia . . . . . . 71 



Synapsis ........ I3 



Tradescantia virginica : 



Behavior of chromosomes in pollen mother-cell . . . 18,19,22 



Second or homotypic mitosis in pollen mother-cell . . 27 29 



.... 163, 165, 166, '167 



I78 



- 61,62,65 



Vauchena 



Vicia faba .... 



Volvox 



r/ .... 



H9-I55, i57-i6i, 163, 166 

 Zeama J' 8 25,178 



