INDEX. 



Hypericum nudicaule, 272. 

 Hvpcricum perforatum, 270. 

 Hypericum prolificum, 268. 

 Hvperjctim virgatum, 270. 

 Hypericum Virginicum, 272 

 Hypoxis erect a, 60. 

 Hyssop, 396. 

 Hyssopus officinalis, 396. 



Hysanihes riparia, 422. 

 Indigo, Blue False, 20S 

 Indigo, Wild, 208. 

 Impaiiens aiirea, 256. 

 hnpatiens bifiora, 256. 

 Indian Cucumber, 44. 

 Indian Hemp, 364- 

 Indian Pipe, 326. 

 Indian Poke, 46. 

 Innocence, 440. 

 Inula Hclenium, 504. 

 Iridace.'E, 62. 

 Iris, Crested Dwarf, 64. 

 Iris cristata, 64. 

 Iris, Dwarf, 64. 

 Iris Family, 62. 

 /rz5 prismatica, 64. 

 /r75 verna, 64. 

 /rz5 versicolor, 6 2 . 

 Ironweed, New York, 468. 

 Ironweed, Tall, 466. 

 Isanthus cceruleus, 388. 

 Ivy, Ground, 400. 



Jack-in-the-pulpit, 10. 

 Jackson, N. H., 68. 

 Jacob's Ladder, 376. 

 Jafifrey, N. H , 84, 492. 

 Jamestown Weed, 414. 

 Jefferson, N. H., 144. 

 Jeffersortia diphylla, 152. 

 Jerusalem Oak, no. 

 Jewel-weed, 256. 

 Jewel- Weed Family, 256. 

 limson Weed, 414. 

 Joe-Pye-Weed, 468. 



Kalmia angustifolia, 334. 

 Kalmia glauca, 334. 

 Kalmia latifolia, 332. 

 Knotgrass, 106. 

 Knotweed, Erect, 106. 

 Krtgia ample xicaulis, 524. 

 Krigia Virginica, 524. 



Labiate,, 388. 

 Lactuca, 506. 



Lactuca Canadensis, 532, 534. 

 Lactuca hirsuta, 534. 

 Lactuca integrifolia, 532. 

 Lactuca leucophcea, 534. 

 Lady's Slipper, Showy, 96 

 Layd's Slipper, Stemless, 96. 

 Lady's Slipper, White, 94. 

 Lady's SHpper, Yellow, 94. 

 Lady's Thumb, 106. 



' Ladies' Tresses, 72 



Ladies' Tresses, Grass-leaved, 74 

 Ladies' Tresses, Slender, 74. 

 Lake Champlain, N. Y., 132. 

 Lake Dunmore, Vt., 370. 

 I Lake Huron, 178. 



Lake of the Clouds, Mt. AVash- 



ington. N. H , 200. 

 Lake Superior, 178. 

 Lakewood, N, J., 340. 

 Lambkill, 334. 

 Lamb's-quarters, no. 

 Lamium amplexicaule, 408. 

 Lamium purpureum, 410. 

 Langdon Park, Plymouth, N.H., 



192, 422. 

 Larkspur, Field, 148. 

 Larkspur, Tall. 148. 

 Lathyrus maritimus, 224. 

 Lathyrus palustris, 244. 

 Laurel, Great, 338. 

 Laurel, Mountain, 332, 334. 

 Laurel, Pale, 334. 

 Laurel, Sheep-, 334. 

 Leadwort, 350. 

 Leather Flower, 130. 

 Lechea minor, 274. 

 Leguminos/E, 188, 208. 

 Leontodon autumnalis, 524. 

 Leontodon autumnalis, var. pra^ 



tens IS, 524. 

 Leonurus Cardiaca, 408. 

 Lepidium Virginicum, 174. 

 Lespedeza capitata, 222 

 Lespedeza polystachya, 220. 

 Lespedeza procumbens, 220. 

 Lespedeza reticulata. 220. 

 Lespedeza violacea, 220. 

 Lettuce, Smooth-stemmed 



White, 528. 

 Lettuce, Tall Blue, 534- 

 Lettuce, Tall White, 530. 

 Lettuce, White, 528. 

 Lettuce, Wild, 532. 

 Lexington, Mass., 116. 

 Liatris scariosa, 470. 

 Liatris spicata, 470. 

 Liatris squarrosa, 470. 



LlLIACE.^, 24. 



Lilium Canadense, 50. 



Lilium Philadelphicum, 48. 



Lilium tigrinum, 52. 



Lilium superbum, 52 



Lilium superbum, var. Carolini- 



anum, 52. 

 Lily, Atamasco, 60. 

 Lily, Blackberry, 64. 

 Lily, Canada, 50. 

 Lily, Carolina, 52. 

 Lily, Day, 58. 

 Lily Family, 24. 

 Lily of the Valley, 34. 

 Lily, Tiger, 52. 

 Lily, Turk's Cap, 52. 

 Lilv, Wild Orange-red, 48. 

 Lilv, Wood, 48. 



544 



