INDEX. 



605 



Halyrnenia, 84. 

 Hamamelidaceas, 455. 

 Hamamelis, 455. 

 Hainelia, 550. 

 Hankornia, 544. 

 Hapalosiphon, 26. 

 Haplomitrium, 192. 

 Haplospora, 72. 

 Haptera, 4, 10. 

 Hard-fern, 214. 

 Hare's-ear, 494. 

 Hart's-tongue, '214. 

 "Harzstickeu," 169. 

 Hascbiscb, 358. 

 Hassalia, 26. 

 Haustoria, 86. 

 Hawkbit, 571. 

 Hawksbeard, 571 . 

 Hawthorn, 465. 

 Hay-bacillus, 37, 38, 39. 

 Hazel, 526. 

 Hazel-nut, 343. 

 Heal-all, 539. 

 Heath, 507. 

 Hebeustietia, 541. 

 Hechtia, 319. 

 Hedera, 491. 

 Hedge-mustard, 402. 

 Hedge-parsley, 497. 

 Hedwigia, 197. 

 Hedycarya, 389. 

 Hedychiurn, 326. 

 Hedyosmum, 363. 

 Hedysareas, 472. 

 Hedysarum, 472, 473. 

 Heleuium, 572. 

 Heleocbaris, 285. 

 Heliantheas, 572, 573. 

 Helianthemum, 412. 

 Heliantlms, 569, 572, 574. 

 Helichrysum, 573. 

 Heliconia, 325. 

 Heliconian, 325. 

 Helicophyllum, 303. 

 Helicteres, 422. 

 Heliopbilinse, 404. 

 Heliotropieae, 533. 

 Heliotropium, 533, 535. 

 Hellebore, 382. 

 Helleborese, 381. 

 Helleborus, 3711,380,382. 

 Helminthocladiact'Ee, 83. 

 Helobiea}, 277, 27.S. 

 Helosciadium, 494. 

 Helosis, 504. 

 Helotiaceffi, 135. 

 Helotiuin, 135. 

 Helvella, 136. 

 Helvellaceas, 136. 

 Helvellales, 95,116,136. 

 Helwingia, 491. 



Hemerocallideaa, 312. 

 Hemerocallis, 312, 313, 



314. 



Hemiasci, 95, 108. 

 Hemibasidii, 95, 108, 109. 

 Hernichlamydeous, 257. 

 Hunileia, 155. 

 Hemlock, 494, 498. 

 Hemp, 35, 529. 

 Hemp-agrimony, 571. 

 Hemp-nettle, 538. 

 Henbane, 521. 

 Henriquezia, 549. 

 Hepaticse, 2, 188. 

 Hepialus, 128. 

 Heracleum, 492, 496. 

 Herb-Paris, 314. 

 Heritiera, 422. 

 Herman nia, 422. 

 Hermaphrodite. 236. 

 Her minium, 332. 

 Hermodactylus, 321. 

 Hernandia, 392. 

 Herniaria, 365, 367. 

 Herpestis, 525. 

 Herposteiron, 54. 

 Herpotrichia, 129. 

 Hesperidese, 404. 

 Hesperidinse, 404. 

 Hesperis, 400, 402. 

 Heterautbera, 316. 

 Heterobasidion, 145, 165. 

 Heterocystese, 24. 

 Heterocysts, 22. 

 Hetercecious, 14s. 

 Heteromerous, 138. 

 Heteropteris, 442. 

 Heterosphffiria, 116, 133. 

 Heterosphseriaceas, 133. 

 Heterosporous Vascular 



Cryptogams, 200. 

 Heterotoina, 563. 

 Henchera, 452. 

 Hibiscus, 427, 430. 

 Hickory, 350. 

 Hieracium, 571. 

 Hierochloa, 295, 2116. 

 Higher Fungi, 95, 114. 

 Hilum, 243. 

 Himanthalia, 75. 

 Himantidium, 20. 

 Hip, 459, 460. 

 Hippocrateacea3, 444. 

 Hippocrepis, 472. 

 Hippomane, 434. 

 Hippophae, 450. 

 Hippuris, 486. 

 " Hocbblatt," 235. 

 Hog's-feniiel, 41HJ. 

 Holbcellia, 390. 

 Holcus, 294, 296. 



Holly, 444. 

 Hollyhock, 151, 430. 

 Holochlamydeous, 256. 

 Holosteum, 366. 

 Homalia, 197. 

 Homalothecium, 197. 

 Homocysteae, 24. 

 Homoiomerous, 138. 

 Honckenya, 366. 

 Honesty, 400. 

 Honey- dew, 126. 

 Honey-leaves, 379. 

 Honeysuckle, 553, 554. 

 Hookeriaceje, 197. 

 Hop, 124, 356, 357. 

 Hopea, 415. 

 Hordese, 295. 

 Hordeum, 291, 298. 

 Horehouud, 538. 

 Hormidium, 54. 

 Hormogouia, 10, 24. 

 Hornbeam, 157, 343, 344. 

 Horned Pond-weed, 279. 

 Horn-nut, 485. 

 Horn -poppy, 395. 

 Horn-wort, 388. 

 Horse-bean, 470, 473. 

 Horse-chestnut, 44U. 

 Horse-radish, 400, 405. 

 Horsetails, 2, 204, 221. 

 Hosta, 312. 

 Hoteia, 452. 

 Hottonia, 512. 

 Hound's-tongue, 533. 

 House-leek, 452. 

 Houttuynia, 359, 362. 

 Hoya, 546. 

 Humiriacese 421. 

 Humulus, 121, 357, 358. 

 Hura, 432. 

 Hyaciutheae, 312. 

 Hyacinthus, 312, 313, 314. 

 Hyalotheca, 42, 44. 

 Hydnaceae, 162. 

 Hydnophytum, 550, 553. 

 Hydnora, 504. 

 Hydnum, 162. 

 Hydra, 9. 

 Hydrangea, 455. 

 Hydrangeacea3, 455. 

 Hydrastin, 385. 

 Hydrastis, 381. 

 Hydrilla, 283. 

 Hydrocharis, 282. 

 Hydrocharitaceas, 278, 



282. 



Hydrocleis, 281. 

 Hydrocotyle, 491, 493. 

 Hydrocotylese, 493. 

 Hydrodictyacese, 47, 51. 

 Hydrodictyon, 9, 52. 



