INDEX. 



477 



parviflora, 330. 



parvifolia, 330. 

 Dianthus Carolinianus, 57. 

 Diapensia, 52. 



cuneifulia, 52. 



Lapponica, 53. 

 DIAPENSIACE.E, 51, 399. 

 DIAFENSIE^E, 52. 

 Dicerandra densl flora, 365. 



Unearifolia, 365. 



linearis, 365. 

 Dichondra, 207, 208. 



argentea, 208. 



Carolinensis, 208. 



macrocalyx, 208. 



repens, 208. 



sericea, 208. 



DlCHONDREyE, 207. 



Dicliptera, 323, 331. 



assurgens, 331. 



brachiata, 331. 



glandulosa, 331. 



Halei, 330. 



pseudoverticillaris, 458. 



resiipinata, 331, 457. 



resupinata, 331, 458. 



thlaspioides, 331, 458. 



Torreyi, 458. 

 Dicranostegia, 454. 

 Dictyolobus, 103. 



DlGITALE^E, 248. 



Digitalis purpurea, 438. 

 Diospyros, 69. 

 concolor, 69. 

 pubescens, 69. 

 Texana, 70. 

 Vivginiana, 69. 

 Dipholis, 07. 



salicifolia, 67. 

 Diplttcus, 275, 442. 



glutinosus, 275, 442. 

 tatifolius, 275, 442. 

 leptantkus, 275. 

 longifloms, 276. 

 puniceus, 275. 

 stellatus, 275. 



Dipt er acanthus biflorus, 324. 

 ciliosus, 326. 

 Drummondi'inus, 326. 

 Drummondii, 326. 

 hispidiis, 457. 

 Lindheimerianus, 326. 

 linearis, 324, 325, 457. 

 micranthue, 327. 

 Mitchillianus, 326. 

 noctiflorus, 326. 

 nudiflorus, 325. 

 oblungifvlius. 324. 

 riparius, 324. 

 strepens, 327. 

 suffruticosus, 326. 

 Dittany, 353. 

 Dodder, 219. 

 Dodecatheon, 56, 57. 

 dentatum, 58. 

 eliipticum, 57. 

 frigidum, 58. 

 inter/r! folium, 57. 

 Jaffmyii 57. 

 Meadia, 57. 

 Dogbane, 82. 

 Douglasia. 56, 59, 399 

 arctica, 59, 400. 

 dentata, 399. 

 laevigata, 400. 



montana, 60. 



nivalis, 59, 399. 



Vitaliana, 39U. 

 Downingia,2, 8. 



bicornuta, 395. 



corymbostt, 8. 



elegaus, 8. 



puichella, 9. 

 Dracocephalum, 345, 378. 



denticulatum, 383. 



parviflorum, 378. 



cordatum, 377. 



intermedium, 383. 



lancifolium, 383. 



Mexicanum, 377. 



obovatum, 383. 



speciosum, 383. 



varieyatum, 383. 



Viryinianum, 383. 

 Dragon-head, 378, 383. 

 Draperia, 153, 158. 



systyla, 158. 

 Drejera Gregyii, 328. 



juncea, 457. 



jmberula, 457. 



Thurberi, 328. 



Wriyhtii, 328. 

 Duranta, 333, 340. 



i/m'rt, 340. 



inermis, 340. 



Plumieri, 340. 



spimisii; 340. 

 Dysmicodon, 11- 



Californicum, 11. 



ovatum, 11. 



perfoliatum, 11. 



EBENACE^, 69. 

 Echidiocarya, 179, 198, 420. 



Arizoiiica, 199, 433. 



Californica, 19J). 



Californica, 432. 



ursina, 432. 

 Ecliinoylochin, 190. 

 Echinospermum, 179, 188, 420. 



ciliatum, 422. 



deflexum, 189, 421. 



deflexum, 189. 



diffusum, (189), 422. 



diffusum, 422. 



floribundum, 189, 422. 



fremontii, 422. 



Greenei, 190. 



hispidum, 422. 



intermedium, 189. 



Lappula, 189. 



Lappula, 190. 



leiocarpum, 194. 



nervosum, 189. 



patulum, 190. 



pilosum, 190. 



pinetorum, 421. 



Redowskii, 189, 422. 



scabrosum, 190. 



strictum, 190. 



subdecumbens, 189, 422. 

 Texanum, 190. 



ursinum, 422. 



yirginicum, 189, 421. 

 EcMnosphace, 366. 

 Echites, 80, 84. 

 Andrewsii, 84. 

 bi flora, 401. 

 brachysiphon, 84. 

 Catesoan, 84. 



difformis, 85. 

 macrvsiphon, 83. 

 neriandra, 84. 

 paludosa, 401. 

 puberula, 85. 

 Sagrsei, 84. 

 subtree/a, 84. 

 umbellata, 84. 



ECHITIDE/E, 80. 



Echium, 180, 207. 

 Menziesii, 433. 

 vulgare, 207. 

 Eddija, hispidissima, 182. 

 Ehretia, 177, 181, 421. 

 Beurrena, 181. 

 ciliala, 421. 

 elliptica, 181, 421. 

 exaq)erat<i, 421. 

 Havnnetisis, 181. 

 raduln, 181. 

 tomentosa. 181. 

 EHRETIE^E, 177. 

 Elaphucera., 144, 410. 

 Lllisia, 152, 157, 413. 

 acuta, 340. 

 ambiyua, 157. 



chrysanthemifolia, 158, 413- 

 membranacea, 157. 

 microcalyx, 157. 

 Nyctelea, 157. 

 ranunculacea, 157. 

 Torreyi, 413. 

 Elliottia, 17, 44. 



racemosa, 44. 

 Elmiyera barbata, 261. 

 Elytraria, 322, 323. 

 cupressinen, 324. 

 fusciculata, 324. 

 frondosrt, 324. 

 ramosa, 324. 

 tridentata, 324. 

 Vahliann, 324. 

 virgata, 324. 

 Emmenantlie, J53, 170. 

 glaberrivna, 171. 

 glandulifera, 171. 

 Ititea, 170. 

 pamflora, 170. 

 parviflora, 171. 

 penduli flora, 171. 

 pusilla, 171. 

 Emorya, 107, 110. 



suaveolcns, 110. 

 Endotricha, 117. 

 Enslenia, 86, 100. 



albida, 100. 

 Epicion, 101. 

 Epifayus, 314. 

 Epi'ga?a, 15, 29. 

 repcns, 29. 

 Epiphegus, 311. 



Americanus, 314. 

 Virgin iana. 314. 

 Epixiphium, 254. 

 Eriantliera, 259. 

 Erica carnea, 36. 

 Stelleriiina, 35. 

 Tetralix, 35. 

 vulyaris, 3i. 



ERICA'CE.K, 14, 396. 



EHICE/E, 16. 



Erinus procumbens, 280. 



Eriodictyon, 153, 175. 



angustifolium, 176, 420. 



crassifulium, 176, 420 



