INDEX. 



407 



Hechtia, iii. 317. 

 Hecbtia argentea, iii. 317. 



argentea, iii. 318. 



cordylinoid.es, iii. 318. 



gbiesbregbtii, iii. 318. 



ghiesbreghtii, iii. 317. 



glomerata, iii. 318. 



schottii, iii. 318. 



stenopetala, iii. 318. 



Hecistopteris pumila, iii. 678. 

 ffeckeria peltata, iii. 53. 



umbellata, iii. 56. 



Hectorea, ii. 113. 



viscosissima, ii. 114. 



Hecttbjea, ii. 211. 



Hecubaea scorzoneraefolia, ii. 211. 



Hedeoma, ii. 547. 



Hedeoma costata, ii. 547. 



dentata, ii. 548. 



drummondii, ii. 548. 



hyssopifolia, ii. 548. 



hyssopifolia, ii. 550. 



incana, ii. 549. 



mollis, ii. 550. 



palmeri, ii. 548. 



palmeri, ii. 549. 



piperita, ii. 548. 



rotundifolia, ii. 549. 



tenella, ii. 549. 



Hedera alaris, i. 572. 



arborea, i. 572. 



capitata, i. 573. 



xalapensis, i. 574. 



Hedwigia, i. 180 ; iv. 21. 

 Hedwigia balsamifera, i. 180. 



balsamifera, iv. 21. 



mexicana, i. 180. 



panainensis, iv. 21. 



Hedyosmum, iii. 66. 

 Hedyosmum artocarpus, iii. 66. 



calloso-serratum, iii. 66. 



calloso-serratum, iv. 159, 293. 



mexicanum, iii. 66. 



HEDYOTIDE^E, ii. 28. 

 Hedyotis acerosa, ii. 31. 



bouvardioides, ii. 30. 



ccendea, ii. 30. 



halei, ii. 29. 



herbacea, ii. 29. 



humifusa, ii. 30. 



stenophylla, ii. 29. 



HEDYSARE^E, i. 267. 

 Hedysarum angustifolium, i. 275. 



cinereum, i. 277. 



glabrum, i. 279. 



moUiculum, i. 283. 



Heekia, i. 416. 



Heeria axillaris, i. 416. 



cupheoides, i. 418. 



elegans, i. 416. 



macrostacbya, i. 416. 



rosea, i. 416. 



subtriplinervis, i. 417. 



subtriplinervis, iv. 242. 



JSeimia, i. 448. 



salieifolia, i. 448. 



Heinzelia longiflora, ii. 521. 

 HELENIOIDE^E, ii. 209. 

 Helenioidece, iv. 183. 

 Helenitjm, ii. 227. 

 Helenium amphibolum, i. 227. 



heterophyllum, ii. 227. 



hoopesii, ii. 227. 



integrifolium, ii. 227. 



laciniatum, ii. 227. 



mexicanum, ii. 227. 



microcepbalum, ii. 227. 



ooclinium, ii. 227 ; iv. 62. 



puberulum, ii. 227. 



quadridentatum, ii. 228. 



scorzonercefolium, var. ghies- 

 breghtii, ii. 211. 



varium, ii. 228. 



Heleocharis, iii. 454. 

 Heleocharis acicularis, iii. 454. 



arenicola, iii. 454. 



calyptrata, iii. 455. 



cancellata, iii. 455. 



capitata, iii. 455. 



— — cbsetaria, iii. 455. 



densa, iii. 455. 



depauperata, iii. 455. 



dombeyana, iii. 455. 



fistulosa, iii. 456. 



geniculata, iii. 456. 



geniculata, iii. 455. 



liebmanniana, iii. 456. 



montana, iii. 455, 456. 



mutata, iii. 456. 



nana, iii. 456. - 



i nodulosa, iii. 456. 



ovata, iii. 456. 



palustris, iii. 456. 



radicans, iii. 456. 



radicans, iv. 296. 



reptans, iii. 456. 



scbaffneri, iv. 93. 



spiralis, iii. 456. 



stolonifera, iii. 457. 



sulcata, iii. 457. 



trichoides, iii. 455. 



triflorus, iii. 457, 



truncata, iii. 455, 456. 



Heliamphora, i. 26. 



HeLIANTHELLA, ii. 185. 



HeKantbel].a mexicana, ii. 185 , iv. 



57. 

 Helianthemum, i. 47. 

 Helianthemum, iv. 235. 

 Helianthemum arenicola, i. 47. 



arenicola, iv. 8. 



argenteum, i. 47 ; iv. 8. 



astylum, i. 47. 



canadense, i. 47. 



canadense, i. 48. 



coulteri, iv. 8. 



glomeratum, i. 47. 



glomeratum, i. 48. 



obcordatum, i. 48. 



patens, i. 48 ; iv. 8. 



polifjlium, i. 47. 



tripetalum, i. 46. 



HELIANTHOIDE^E, ii. 139. 

 Helianthoidece, iv. 183. 

 Helianthus, ii. 179. 

 Heliantbus amplexicaulis, ii. 179. 



amplexicaulis, iv. 57. 



annuus, iv. 56. 



buddleicefo? % mis, ii. 177. 



cernuus, ii. 179 ; iv. 56. 



ciliaris, ii. 179 ; iv. 66. 



cornifolius, ii. 179. 



cornifolius, iv. 288. 



dentatus, ii. 177. 



excelsus, ii. 177. 



giganteus, ii. 177. 



laciniatus, ii. 179. 



laurifolius, ii. 179. 



lenticularis, iv. 56. 



linearis, ii. 178. 



— — longeradiatus, ii. 180. 



mexicanus, ii. 180. 



micrantbus, ii. 180. 



micranthus, iv. 288. 



occidentalis, ii. 180. 



ovatus, ii. 180. 



parviflorus, ii. 180. 



praecox, ii. 180. 



quinqueradiatus, ii. 180. 



rugosus, ii. 178. 



speciosm, ii. 176. 



squarrosus, ii. 178. 



tepbrodes, iv. 57. 



tetrapterus, ii. 186. 



trilobatus, ii. 180. 



tubeeformis, ii. 177. 



Helichrysum lavandulifolium, iv. 150. 

 Helicia, iii. 77. 

 Heliconia, iii. 312. 

 Helicoma, iv. 166. 

 Heliconia bibai, iii. 312* 



