vill LIST OF DESIGNS 



Page 



Tiger-beetle ... 6S 



The Spider Victim 70 



Filling the Spider's Grave yi 



Black Digger-wasp yj 



Black Digger-wasp and His Victim, Showing the Egg of 



the Wasp Attached 7j- 



Protecting the Burrow while Searching for Prey .... '/g 



The " Cow-spit " Mystery Disclosed Si 



The Tiger's Head, from the Victim's Stand-point . ... 8a 



Initial. Branch of the Bittersweet 87 



A Bittersweet Covey go 



Flushing the Game gg 



Specimen Twig g^ 



Building Froth-tent 100 



Butterflies and Flowers 705 



A Row of Stamens 106 



The Parts of a Flower log 



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 12^ 



Andromeda Ligustrina j2y 



Fertilization of Andromeda 128 



The Laurel jjo 



Cross-fertilization of the Blue-flag jjj 



Blue-flag JJ2 



Pogonia and Devil' s-bit 7-j>j. 



Devil's-bit jja 



Horse-balm. Collinsonia jjc 



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



Stages, and in the Order of their Visitation by the Bee ij6 



The Cone-flower jo-^ 



