436 



INDEX 



flowers, 70 (Fig. 45), 71, 215, 315, 316; of leaves, 269; association with Algae, 



fruit and seedling, 246 (Fig. 159), 123; distribution, 302; food of Brent 



248; hydrophilous pollination, 70, 71, Geese, 302; fruit, 248 (Fig. 161); 



134, 346; in biological classification, habit, 124, 140; in biological classi- 



6; rheotropism, 282; root-hairs from fication, 6; leaf anatomy, 128 (Figs 



"collet," 245; stability of seedling, 85, 86), 131, 164; macropodous 



245; twining roots, 205, 206 (Fig. 137) embryo, 248 (Fig. 161); pollen, 



Zannichettia palustris, 134, 173, 205, thread-like, 125; pollination, 127, 



206 (Fig. 137), 215, 282 129, 237 



Zannichettia polycarpa, 70 (Fig. 45), 71, Zostera marina, 123, 127, 128 (Figs. 85, 



246 (Fig. 159) 86), 129, 248 



Zonation, 287-289 Zostera nana, 125, 302 



Zostera, affinities, 315; apical openings "Zostera ocean-ica." 125 



CAMBRIDGE: PRINTED BY j. B. PEACE, M.A., AT THE UNIVERSITY PRESS 



