Index 



PAGE 



Goodyera (Rattlesnake-plantain) 145 



Grew, Nehemias, explains the relation of stamens and pistils. . . 3 

 how far correct in his theory of flower fertilization. . . 6 



H 



Habenaria flava (Small pale green orchis) 139 



lacera (Ragged orchid) 136 



orbiculata (Great round-leaved or (rreat green orchis) 141 



psycodes (Purple-fringed orchid) 135 



Heath family, The 71 



Heterostyled flowers 61 



Horse-balm (C. Canadense) 94 



Houstonia caerulea (Bluets) 61 



I 



Indian turnip (A. triphyllum) iii 



Insect fertilization of flowers, theory of propounded by Sprengel, 7 



Insects, How the flowers woo the 19 



Iris versicolor (Blue-flag) 115 



how it suffers from pilferers. 118 



J 



Jack-in-the-pulpit (A. triphyllum) iii 



how it entraps its visitors 112 



K 



Kalmia latifolia (Mountain laurel) 71 



Krunitz, his theory regarding honey 6 



L 



Lady's-slipper (C. hirsutum) 165 



Lady's-tresses (Spiranthes) 1 50 



Lilium Canadense (Canada lily) 120 



Harrisi (Bermuda lily) 122 



Philadelphicum (Fire lily) 121 



Lily family 119 



Linnaeus, confirms Grew's theory 5 



theory of flower fertilization, how far correct 6 



puzzled regarding functions of honey 6 



174 



