Hamamelis, 531. 
Harpidium, 136. 
- Hedeoma, qo. 
Hedysarum, 23, 114, 115. 
Hedwigia, 69, 268. 
Helenium, 27, 496. 
Helianthemum, 133, 244, 252, 257, 315. 
Helianthus, 129, 130, 274. 
Heliopsis, 47. 
Heliotropium, 404. 
Hemicarpha, 34, 35, 36, 37, 134- 
Hemitomes, 382. 
’ Hepatica, 416, 464. 
Hesperalcea, 270. 
Heterosmilax, 419. 
Heuchera, 498. 
Hibiscus, 303. 
Hieracium, 20, 136. 
Hijllia, 275 
Hippeastrum, 184. 
Holomitrium, 381. . 
Hookeria, 315. 
Hordeum, 537. 
-Houlletia, 382. 
Hyalotheca, 286. 
Hydrastis, 276. 
Hydrolea, 25. 
Hylocomium, 268. 
Hymenea, 56, 64. 
Hypericum, 188, 381, sor. 
Hypnum, 136, 268. 
Hypocrella, 222, 223, 224. 
_ Hypocryta, 498. 
a Hypopterygium, 381. 
» Iberis, 77. 
llex, 498, sor. 
Ilysanthes, 494, 495- 
Impatiens, 275. 
_ Indigofera, 119. 
Inga, sor. 
Ipomoea, 417, 537- 
Tris, 22. 
_ Isaria, 234. 
Isoetes, 300. 
Isolepis, 30, 34. 
Tsopyrum, 187. 
jacksonia. 47, 235, 236. 
uglans, 51, 64, 501. 
es, 188, 274. 
Juncus, 46, 181. 
usticia, 25. 
oe 49°, 536 
DI 
ep 
Hypocrea, 222, 223, 224, 386, 387, 388, sor. 
| Nyssa, 18, 383- 
vil 
Licania, 135. 
Licea, 501. 
Linnza, 500. 
Linum, 23, 253- 
Liquidam bar, sor. 
Liriodendron, 61, 62, 64, 409, 467, 497- 
Liriodendropsis, 468. 
Liriophyllum, 467, 470, 471, 497- 
Listera, 244. 
Litsea, 233. 
Lonicera, 123, 237, 305- 
Lophophora, 315. : 
Lophopappus, 413, 487, 489- 
Lotodes, 91, 93, 94, T12- 
Lupinus, 352. 
Lythrum, 47. 
Maclura, 275- 
| Macronema, 274. 
pea ars 60, 61, 64, 501. 
Malpighia, 500. 
Malva, 47, 270. 
Malvzopsis, 27°. 
Malvastrum, 270. 
Mandevillia, 500. 
Mantellia, 232, 233. : 
Marchantia, 458, 459, 489, 533- 
Marchantites, 459. ; 
Marsdenia. 500, 
Marsilia, 256, 406. 
Mascagnia, 500. 
Matthiola, 77. 
Meehania, 32, 33, 134- 
Meibomia, 23, 115, 183. 
Melia, 16, 136. 
Melilotus, 114. 
Melissa, 40, 41, 135- 
Menispermites, 59, 65. 
Mentha, 40, 122, 177. 
Mertensia, 46, 136. 
Mesembryanthemum, 404. 
Micrasteria, 135, 287. 
Microsphzera, 383, 528. 
Microthumnniain; 381. 
Mikania, 237. : 
Mohavia, 46. 
Mollia, 267. 
Monarda, 4o. 
.Monnia, 273. 
Morchella, 235. © 
Morus, 48. : 
Myosotis, 122. 
Myrica, 59, 273, 500, 537- 
yriogenospora, 225, 273. 
| Myriophyllum, 243. 
Myrrhidendron. 535. 
Myrsine, 54, 64. 
Myrtophyllum, 55, 64. 
s 
f 
| Neuro 
Ni 
. » 243. Ree sare ms 
Nymphza, 234, 497. ae 
