INDEX. 
Hairy bitter cress, 141. 
Half-anther, 97. 
Handles, for dissecting needles, 145. 
Harebell, 89, 113, 126, 158. 
Hawthorn, 28, 77, 122, 123, 156. 
Hay, 111. 
Hazel, 9, 48, 78, 116, 155; h. nut, 132, 136, 
139. 
Humble-bee, 113, 121, 122, 128. 
Humming-bird, 130. 
Husk, 135, 139. 
Head, 78, 80, 157; of bee, 129, 130. 
Heartwood, 38, 42. 
Heat, 69, 160. 
Heath, 89, 97, 113, 123, 127. 
Heather, §9, 123. 
Helianthus tuberosus (see Jerusalem arti- 
choke). 
Helicoid cyme, 80, 156. 
Heliotropism, 20, 45, 73. 
Helmet-shaped, go. 
Hemicyclic, 81, 83, 86, 93, 98. 
Hemlock, 79, 106, 119, 156. 
Henbane, 138, 157. 
Herb, 23, 48, 57, 153) 154, 155, 156, 157. 
Herbaceous, 62, 69, 70, 146, 149, 158. 
Herkogamy, 115. 
Hesperidium, 139. 
Heteromorphism, 124. 
Heterostyly, 124. 
Hidden-veined, 56. 
High power, 158, 159. 
Hilum, 132. 
Hip, 136. 
Hirsute, 28. 
Hispid, 28. 
Histology, 1, 145; of root, 14-16; of stem, 
30-41 ; of foliage leaf, 64-66; of flower, 
86, 91, 97-98, 107-109; practical h., 
158-160. 
Hoary, 28. 
Hollow (sce Fistular). 
Holly, 51, 61, 65, 147. 
Hollyhock, 156, 158. 
Homologue, 7. 
Homology, 7, 27. 
Honey, 121 (see Nectar). 
Honey-gland (see Nectary). 
Honey-guide, 122, 123, 130. 
Honeysuckle, go. 
Hood, 8s. 
Hoodlike, 129. 
Hook, 26, 142; h. climber, 26. 
Hop, 8, 25, 28, 44, 99, 100. 
Horehound, 157. 
Horizontal, 54, 65, 106, 147. 
Hornbeam, 116, 142, 155. 
Horse-chestnut, 7, 46, 47, 49, 59, 64, 139. 
Horse-radish, 155. 
Hot-water jug, 62. 
House-leek, 24, 25, 57. 
Hyacinth, 77, 86, 107, 109, 123, 149, 154. 
Hydrangea, 119. 
Hydrogen, 3, 5, 10. 
Hydrotropism, 20. 
Hypocotyl, 143. 
Hypocrateriform, 89. 
Hypogean, 143. 
Hypogyne, 152, 153, 154, 156. 
Hypogynous, 81, 87, 95, 10%, 150, 151, 
153- 
173 
i 
ILLUMINATION, 68. 
Imbricate, 84, 149. 
Impatiens, 143. 
Incomplete, 153, 154. 
Inconspicuousness, 116, 121, 130, 151, 154. 
Increase (see Growth). 
Indefinite, 148, 151, 155 (see Racemose). 
Indehiscent fruits, 136, 137, 139. 
Indian, 73. 
Indian-corn, 133, 136, 143, 160. 
Indian-cress, 86, 91, 126, 137, 151. 
Indian, East, 62. 
Inferior, 85, 101, 105, 106, 123, 136, 139, 153, 
Boy 
Inflated, 86, 89, 113. 
Inflexed, 49, 149. 
Inflorescence, 24, 25, 27, 75-80, 100, 113, 
114, 117, I19, 125, 153, 154, 155, 156; 
157; female, 99; male, 99, 153; de- 
scription, 147-149, 150; examination 
questions on, 163. 
Innate, 96. 
Insectivorous plants (see Plants, insecti- 
vorous). 
Insect-pollinated, 118-130, 151. 
Insects, 41, 71; digestion of (see Plants, 
insectivorous); as pollinating agents, 
II5, 118, 130; as unbidden guests, 111- 
EE 
Insertion, of leaf, 43. 
Integument, 107, 108, 131. 
Intercellular spaces, 19, 41, 43, 65, 66, 70. ' 
Interfoliar, 64. 
Internode, 22, 23, 24, 26, 29. 46, 47, 49; 555 
74; 76; 78, 109, 146, 149. 
Intine, 98. 
Introrse, 96. 
Intussusception, 6. 
Inverness-shire, 116. 
Inverted, 109, 132, 134. 
Involucre, 78, 79. 111, 122. 
Involute, 49, 149. 
Iodine, 67, 159, 160. 
Treland, 43. 
Iridacez, 154. 
Iris, 21, 26, 55, 56, 123, 127, 138, 154. 
Tron, ro. 
Irregular, 79, 80, 88, 89, 118, 120, 126, 146, 
154, 156, 157. 
Irregularity, r21-122. 
Irritability, 11-12; of flower, 1313 of root, 
19; of stamens, 124; of stem, 44-45. 
Tsomerous, 87. 
Ivy, 8, 13, 26, 54, 56, 78. 
J. 
JAPONICA, 156. 
Jerusalem artichoke, 26, 49, 157. 
Jessamine, 509. 
Joint, 59, 60. 
Jointed, 27. 
Judson’s dye, 159. 
Juice, 155, 157. 
June, 88, 92, 116. 
Juniper, 21, 35, 84, 152. 
K, 
KATABOLISM, II, 12. 
Keel, 88. 
