444 



INDEX. 



Gadolinite, oxides contained in, 260. 

 Gases, occlusion of, by the oxides 

 of metals, 200. 



zincic oxide, 202. 



nickelous oxide, 207. 



magnesia oxide, 208. 



theoretical considerations, 210. 

 Gentiana Wrightii, 113. 

 Gnaj)halium Popocatepecianum, 119. 

 Gypsophila, 128. 



muralis, 129. 



paniculata, 129. 



H. 



Halenia Pringlei, 113. 

 "Hall Effect," variations in several 

 metals with changes of tem- 

 perature, 189. 



copper, 191. 



phosphor-bronze, 192. 



cold rolled steel, 192. 



nickel, 193. 



summary, 197. 

 Haplomyces, 159. 



californicus, 159. 



texanus, 160. 



virginianus, 160. 

 Heimatomyces borealis, 185. 



Bidessarius, 185. 



I. 



Idiomyces, 162. 



Peyritschii, 162. 

 lostephane heterophylla, 119. 



K. 



Krynitzkia linifolia, 113. 



L. 



Laboulbenia anceps. 176. 

 australiensis, 171. 

 Catoscopi, 164. 

 Clivinje, 169. 

 compressa, 165. 

 Coptoderse, 168. 

 cristata, 174. 

 europsea, 167. 

 filifera, 165. 

 Guerinii, 176. 



Laboulbenia longicollis, 172. 



mexicana, 171. 



minima, 175. 



morionis, 169. 



Pachytelis, 173. 



Panagsei, 170. 



Pheropsophi, 170. 



Philonthi, 174. 



polyphaga, 165. 



proliferans, 168. 



Pterostichi, 166. 



Quedii, 167. 



subterranea, 163. 



texana, 172. 



umbonata, 163. 



Zanzibarina, 175. 

 Laboulbeniaceae, new species from 



various localities, 156. 

 Lactic acid, relations of the Samar- 



skite oxides to, 277. 

 Light and heat, investigations on, 



37. 

 Lobelia picta, 112. 

 Loeflingia, 154. 



pusilla, 155. 



squarrosa, 155. 



texana, 155. 

 Lychnis, 147. 



affinis, 150. 



alba, 151. 



alpina, 152. 



apetala, 150. 



coronaria, 152. 



diurna, 151. 



Drummondii, 147. 



elata, 148. 



Flos-ciiculi, 151. 



Kingii, 149. 



montana, 149. 



nuda, 148. 



Parryi, 148. 



Taylorse, 150. 



triflora, 149. 



M. 



Magnesic oxide, occlusion of gases 

 by, 208. 



Mercuric oxide, relations to cerite 

 earths, 277. 



Mercurous nitrate, relations to ce- 

 rite earths, 277. 



Monobromlienzoic acids, anhydrides 

 of, 224. 



Metabrombenzoic anhydride, 225. 



