672 



INDEX. 



H. 



Habenaria dilatata, 403. 



elegans, 403. 



foetida, 403. 



hyperborea, 403. 

 Halos, theory of, 145, 215. 

 Harrison Boiler, 337. 

 Hawaii, craters of, 333, 507. 

 Hedeoma, 3G6. 



acinoides, 366. 



ciliata, 367. 



dentata, 366. 



Drummondii, 367. 



graveolens, 367. 



hispida, 366. 



incana, 296. 



nana, 366. 



oblongifolia, 367. 



piperita, 366. 



plicata, 366, 367. 



pulegioides, 366. 

 Helenium autumnale, 390. 

 Helianthus tephrodes, 658. 

 Heliotype process, 516. 

 Hesperevax, 651. 

 Heterocodon rariflorum, 393. 

 Heterosphace, 368. 

 Heuchera cylindrica, 383. 



micrantha, 383. 

 Hieracium albiflorum, 393. 



Scouleri, 392. 



triste, 392. 



umbellatum, 393. 

 Hierochloe macrophylla, 411. 

 Hofmeisteria, 631. 

 Honorary Members. See Foreign 



Honorary Members. 

 Hordeum pratense, 410. 

 Horkelia congesta, 381. 

 Hosackia angustifolia, 626. 



tricolor, 380, 626. 



crassifolia, 380, 626. 



decumbens, 380. 



gracilis, 626. 



incana, 626. 



lathyroides, 626. 



oblongifolia, 626. 



parviflora, 380. 



Purshiana, 380. 



Hosackia stipulata, 626. 



Torreyi, 625. 

 Hugelia, 271. 

 Hydraulic mining, 302. 

 Hydric sulphide, 503. 

 Hypericum anagalloides, 377. 



Scouleri, 377. 



I. 



Ice, Columnar Structure of, 507. 



Illumination of spider-lines, 517. 



Ilysanthes gratioloides, 396. 



Injection of Lymph-Spaces, 508. 



Ipomopsis, 275. 



Iris tenax, 403. 



Iron Ore, Volumetric Analysis of, 



507. 

 Isoetes Nuttallii, 411. 

 Isopyrum Hallii, 374. 

 Ivesia Muirii, 621. 



J. 



Juncus acuminatum, 406. 



bufonius, 405. 



Drummondii, 405. 



effusus, 405. 



falcatus, 405. 



longistylis, 405. 



Mertensianus, 406. 



oxymeris, 406. 



patens, 405. 



tenuis, 405. 



triformis, 405. 



xiphioides, 406. 

 Juniperus communis, 402. 

 Jupiter, 299. 



K. 



Kinship, Australian, 412. 

 Kosteletzkya digitata, 289. 



Labiatoe, 365. 



Lagophylla ramosissima, 391. 



