Index 



475 



YAMANOTTCHI, 222 

 Yellow Snow, 447 



ZACHARIAS, 2, 4, 5, 11, 445, 446 



ZEDEKBATJER, 74 



ZIMMEB, 445, 446 



Zodd&a Borzi, 304 



Zonairickites, 35 



Zoogonidia of Green Algse, 132, 133 



ZOPF, 30, 167 



Zoster a marina, 224, 234 



ZUKAL, 4, 11, 26, 30 



ZTJMSTEIN, 158 



Zygnema Ag., 130, 330, 332, 334, 335, 343, 

 344, 345, 346, 347, 351, 425, 427, 432, 

 442 



Z. anomalum (Hass.) Cooke, 332 

 Z. ericetorum (Kiitz.) Hansg., 134 (fig. 91 C), 



332, 343 (fig. 214 C), 345 (fig. 215), 346, 

 419, 424 



Z. insigne (Hass.) Kiitz., 343 (fig. 214 E) 

 Z. Idospermum De Bary, 343 (fig. 214 D) 

 Z. pachydermum W, & G. S. West, 332, 345, 



346 



Z. Ralfsii (Hass.) De Bary, 343 (fig. 214 F) 

 Z. spontaneum Nordst., 344 

 Z. stellinum (Vauch.) Ag., 343 (fig. 214^1) 

 Z. Vaucherii Ag. var. stagnale (Hass.) 



Kirclm., 343 (fig. 2145) 

 Zygnemacea;, 331-353 

 Zygnemeae, 343 



Zygogonium Kiitz., 331, 344, 345, 346, 347 

 Z. didymum Rabenh., 34(i 

 Z. ericetorum Kiitz., 331 

 Zygote (definition), 135 

 ZYKOFF, 445 



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



