244 



THE BOOK OF NATURE STUDY 



tration of, iii. 224 ; flower 

 figured, iii. 224 ; loosestrife, 

 v. 41 ; meadow rue, v. 38, 46 ; 

 rattle, iv. 180 ; wagtail, ii. 

 208 ; wort, v. 66 ; figured, 

 v. 68. 



Yew, iv. 62, 164, 184 : bud 

 scales of, iii. 43 ; golden 

 English, v. 167 ; typical tree 

 of calcareous soil, v. 216. 



Yews, age of, iv. 150. 



Yorkshire fog, v. 60. 



Young barn owl, showing first 

 traces of wing and tail 

 feathers, i. 8p ; birds and 

 their moults, i. 88 ; pheas- 

 ants showing striped down, 

 i. 80 ; robins in first plumage, 

 i. 82. 



Yucca filamentosa, v. 171. 



Zea mays, v. 115. 

 Zebra, i. 61, 62. 

 Zebra-antelope, i. 62. 

 Zebras, callosities of, i. 34. 

 Zenith,vi. 71.83, 84; explanation 



of, vi. 52, 53. 54- 

 Zoophytes, i. 158, ii. 144, 170, 



176, 178, 179. 

 Zostera, ii. 82, 89, v. 50. 

 Zostera marina, ii. 88. 



Printed by MORRISON & GIBB LIMITED, Edinburgh 



