viii LIST OF DESIGNS 



Page 



Tiger-beetle 68 



The Spider Victim. 70 



Filling the Spider's Grave 71 



Black Digger-wasp yj 



Black Digger-was^ and His Victim, Showing the Egg of 



the Wasp Attached /j 



Protecting Hie Burrow while Searching for Prey .... ycj 



The " Cow-spit " Mystery Disclosed Si 



The Tiger's Head, from the Victim's Stand-point . ... 84 



Initial. Branch of the Bittersweet S7 



A Bittersweet Covey go 



Flushing the Game g? 



Specimen Twig qj 



Building Froth-tent 100 



Butterflies and Flowers . . : /oj 



A Row of Stamens 106 



The Tarts of a Flower iog 



Historical Series. Showing the Progress of Discovery of 



Flower Fertilization no 



The Garden Sage 120 



Cross-fertilization of the Sage 121 



Elastic Stamens. Anthers Inserted in their Pockets . . . 124. 



Elastic Stamens of Mountain-laurel 125 



Andromeda Ligustrina 127 



Fertilization of Andromeda 128 



7 he Laurel jjo 



Cross-fertilization of the Blue-fag tji 



Blue-flag '. ij2 



Pogonia and Devil' s-bit /jj 



Devil's-bit /jj 



Horse-balm. Collinsonia ijj 



Cross-fertilization of the Horse-balm — Flowers in Various 



Stages, and in the Order of their Visitation by the Bee Ij6 



The Cone-flower jjy 



