242 



INDEX 



Gilbert, concerning cuclioo's eggs, 



25- 



"Gobs," 80. 



Gray, Asa : — Demonstration con- 

 cerning orchids, 184; surmise con- 

 cerning the withdrawal of pollen, 

 188; orchid structure, igo. 



Grew, Nehemias, discovery concern- 

 ing pollen, no; discoveries about 

 pollen, 113 ; first step in progress, 

 116. 



Habenaria flava : — Yellow-spik- 

 ed, 203 ; H. lacera, ragged, 200 ; 

 H. orbicularis, showy, 194, igg ; 

 H. psycodes, purple - fringed, 200 ; 

 H. mascuia^ i8g. 



Heath, its distinguishing character- 

 istics, 123. 



Hemiptera, bugs with sucking beaks, 

 81. 



Herbert : — A follower of Sprengel, 

 loS ; recognizing the principle of 

 cross-fertilization, 115. 



"Honey- dew Picnic': — Gathering 

 of the clans, 153 ; a selected spot, 

 154; a motley assemblage, 155; 

 an outlaw, 157 ; a finish fight, 

 158; funeral baked meats, 164; 

 gathering his grist; the founder of 

 the feast, 158. 



Honey-guides, 112, 129. 



Hornets : — Its heavy load, g ; on the 

 watch, 15 ; "solitary," 17 ; queer 

 home of, 18 ; great sand, 77 ; 

 black paper, 161. 



Horse-balm [CoUinsonia) , its singu- 

 lar shape, 136; manner of bee's 

 approach to, 138. 



Huber : — On insect slavery, 151 ; on 

 the cultivation pf the aphides, j66. 



Insect Fertilization, 115. 



JacK-in-tHe-PulP1T, detaining its 



guests, lig. 

 Jardine, Sir William, concerning 



cuckoo's eggs, 32. 

 Jenner, Dr., habits of the young 



cuckoo, 35. 



Knight, Andrew : — On the divi- 

 nation of flowers, 108 ; theory of 

 cross-fertilization, 115. 



Kohlreuter: — Recognizing Spren- 

 gel's principles, 108 ; a botanical 

 pioneer, 115. 



Krunitz, on flower honey, in. 



Labiates, flowers with lips, 124. 



Ladies'-tresses (Spiratithes), 218. 



Larva :^Hornet, i6 ; " puss-moth,'' 

 76 ; psychid, 83. 



Linnseus : — Settling the theory of 

 fertilization, no; puzzled as to the 

 function of honey, ni.; a second 

 step, 116 ; imperfect knowledge of 

 the orchid, 173. 



Logan, concerning the cuckoo, 23. 



Lubbock : — On the divination of 

 flowers, 108 ; follower of Darwin, 

 116; on the cultivation of aphides, 

 166. 



Martial Spiiut of Vespa, 19. 



Mmthracis hinotata, insect with a 

 sharp beak, a tree-hopper, gi. 



Milkweed : — Its matchless hospital- 

 ity; purple pompons; its five horns, 

 227 ; its one mission ; the hum- 

 ming-bird its friend, 228 ; complex 

 mechanism ; enticing fragrance ; 

 reihoval of pollen on iug,ects' legs, 



