INDEX 



Embryo, 32. 



Embryo Sac, s 1 1. 



Emmenanthe, 371. 



Encino, s 108. 



Endogens, 160-171,98-107. 



Endosperm, 32, s 12, 13. 



Encelia, 391. 



English Ivy, s 113, 122. 



Epidermis (skin), 42, s 17, 23. 



Epiphytes, s 107. 



Equisetum, 83, Fig. 29, p. 82, s 43. 



47- 



Eremocarpus, 41, 47, Fig. 14, p. 47, 

 s 22, 25, 120. See also Turkey- 

 Weed. 



Ericaceae, s 120. See also Heath 

 Family. 



Erigeron, s 90. 



Eriodictyon, s 72. 



Eriogonum, 44, 174, 191-193, Fig. 

 12, p. 45, Fig. 68, p. 192, s 24, no, 

 118. See also Buckwheat. 



Eriophjllum, s 92. 



Erodium, 134-136, s 38. See also 

 Filaree. 



Erythraea, s 114. 



Erysimum, s 68. 



Eschscholtzia, 110-112; Fig. 41, p. 

 111,366,133. See also Poppy. 



Eucalyptus, 42, 43, 107, 179, s 23, 



54, 99- 



Euphorbia, 177, 178, s 126. 

 Euphorbiaceae, 177-178, s 112. 

 Evaporation , see also Transpiration. 

 Evening Primrose, 178, 179, s 69, 70. 

 Evening-Primrose Family (Ona- 



graceae), 114, s 69, 119. 

 Everlasting Flower (Gnaphalium), 



44, 46, 68, s 25,90. 

 Exogens, 172-182, s 101, 108-115. 

 Explosive Fruits, s 81. 



Fairy's Lantern, 123, Fig. 48, p. 



124. 



Falling of Leaves, s 27, 28. 

 Families of Plants, 160-182, s 89- 



Feather Moss, s 9. 



Fennel, 157, 202, s 94, 95, 96, 127. 



Ferns, 72-84, s 37, 45-47. 



Ferns not Eaten, s 47. 



Fern Prothallium, 74, Fig. 30, p. 84. 



Fern " Seeds," 73, 74, s 47. 



Ferns, Young Plants, 74, 75. 



Fertilization (Union of sperm and 



egg cells), 87, s 50. See also 



Pollination. 

 Fertilizing Cells, s 42. 

 Ficoideae, s 117. 

 Ficus, s 109. See Fig. 

 Fig, 107, 172, 174, Fig. 38, p. 103, s 



63, 109. 



Filament, Definition of, 87. 

 Filaree, 39, 61-64, I35- T 36, 202-204, 



Fig. 20, p 62, Fig. 21, p. 63, Fig. 



51, p. 134, s 14, 38, 80, 81. 

 Fimbriaria, s 44. 

 Firs, 109, s 60, 100. 

 Flag, 99, 162, 164, s 120. See Iris. 

 Flax, 177, s 112. 



Flea-Weed, s 26. See Turkey- 

 Weed. 



Fleshy Fruits, 107, 180, s 62, 63, 1 13. 

 Fleshy Plants, 42, 44, s 20, 24. 

 Flies, 57, no, 121, 154, 186, s 34, 35, 



39, 53, 74. 82. 

 Flower Cluster, 97, s 96. 

 Flowering Maple, 176. 

 Flowering Willow, 90. 

 Flowers, Structure and Function of, 



85-89, s 49-50. 

 Fly-Flower, s 76. 

 Fceniculum, s 95. 



