ACRID buttercup feaves, 10. 



Agaric, 142, 144. 



Alders, leaf-rolling beetles of, 233. 



Amanita muscarius, 142 ; print 

 from, 143. 



American velvet plant, 25. 



Andrena bee, 222. 



Andromeda-bell, its welcome to the 

 bee, 221, 222. 



Aniline bath, 47. 



Aphides, 125, 126 ; pest of the rose- 

 garden; plants and trees, 126; suck- 

 ing the sap, 127 ; disappearance of 

 a swarm, 128 ; all females; end of 

 season males appear ; wonderful 

 multiplication of, 233, 236. 



Aphis \\on(Hemorobida), 128, 129. 



Aphrophora, " spume-bearer," 89. 



Apple-trees bearing pumpkins and 

 squashes, 192. 



Aquilegia canadensis, columbine, 

 46. 



Arachne, 106. 



Archippus. See Butterflies. 



Argiope riparia, ballooning or flying 

 spiders, 120. 

 17 



Artists as interpreters of the beauty 



of the commonplace, 26. 

 Asters, no. 



Attacus prometheus, 75. 

 Aurelias, 161. 



BALLOON, the true, 118. 



Ballooning spiders {Argiope riparia), 

 annual picnic of, 114 ; shooting of 

 webs, 115 ; sailing out of sight ; 

 sending out broad bands from 

 their spinnerets, 117; skilful 

 handling, 118 ; making the bal- 

 loon ; the ascension ; manner of 

 alighting, 119. 



Baltimore oriole, 172. 



Banquet of beetles, 134. 



Barberry blossoms, shrinking hearts ; 

 strange manners, 224 ; an unsus- 

 pecting agent, 227. 



Bedegnar, sponge -gall, 43. 



Bees : bumble, 6, 91 ; honey, 

 7; yellow - jacket, 91 ; Andrena, 



222. 



Beetles: floundering, i; tiger (Ci- 

 cindelidcz), oil , 2 ; snapping (E later), 



