488 



Index 



Composition of Columbian and Katmai ash 



contrasted, 16, 17. 



Conduits of fumaroles, 109, 110*, 111. 

 Coriaria, 13. 



Cormorant, Pelagic, 476*, 479, 480*. 

 Cornus suecica, 193. 



Corrections of temperature readings, 251. 

 Coville, Frederick V., 2. 

 Cracked areas of mud flow, 260. 

 Craters of mudflow, 259, 259*, 260. 

 Crust baked hard, 263. 

 Crust brown, over blue mud, 260. 



Dam at bend of Valley, 128. 



Damage to vegetation, 57. 



Danger to person of explorers, 256. 



Dendroica aestiva rubiginosa, 486. 



Depth of ashfall, 213. 



Depth of mud flow, 118*, 119. 



Deschampsia caespitosa, 22*, 44*, 49, 51, 201, 



326*, 329. 



Desiccation factor in dormancy, 197. 

 Devastation of herbaceous and woody plants at 



Kodiak, 3, 4*. 



Devastation of vegetation complete, 204. 

 Diapensia lapponica, 189. 

 Distilled water, 215, 231. 

 Distribution of Smokes, 107, 108*, 109*. 

 Dormant bud survivals, 184*, 185*, 186*, 187, 



192*. 198*. 

 Dormant period of plants, 32, 33, 34, 35. 



At Taal, 10; at St. Vincent, 12. 

 Dormant plants uncovered by flood, 195. 

 Dormant, vegetation, 195, 196, 197. 



Comparison of Katmai with Taal, 197. 

 Drought not a factor in re vegetation, 334. 

 Dryopteris dryopteris, 189. 

 Duck Golden-eye barrow, 480. 



Harlequin, 480. King Eider, 480. 



Eagle, bald, 475. 



Earthworms change ash composition, 55, 56. 



Echinopanax horridum, 49, 188*, 201. 



Effect on vegetation indicative of character of 



eruption, 173. 

 Eider, King, 480. 

 Ejecta composition of Taal eruption, 11. 



Depth of Taal eruption, 10. 

 Ejecta depth of St. Vincent eruption, 11. 

 Ejecta relatively cool at Katmai, 191, 192. 

 Elymus arenarius, 322. 

 Empetrum nigrum, 193. 

 Epilobium alaskae, 327*. 329. 

 Equisetum arvense, 34. 42*, 43, 43*, 177, 178*, 



189, 193, 196. 

 Ereunetes mauri, 481. 

 Erosion of ash, 55. 

 Evaporation rate at Kodiak, 19, 20*, 21, 23, 24. 



Expeditions Purpose. 1, 2. Previous ones, 1. 

 Experiment Farm observations, 36, 37. 



Manuring necessary, 36. Importance of surviv- 

 ing plants, 37. Ash movement, 37. 

 Experiment Station, Kodiak, 6, 17. 

 Explosion craters of Valley, 258. 



Falco columbarius, 482. 



Falling Mountain fumarole area, 111, 112*, 260. 



Ferrous iron content of ash, 226. 



Ferrous sulphate, injurious effects, 225. 



Fertilizing qualities of ash, 16, 17. 



Festuca brachyphylla, 27*, 56. 



Fickle'Creek, shifting of, 341. 



Ficus indica, 11. 



Fire absent from eruption of Katmai proper, 204. 



Fire evidenced only in vicinity of Valley, 204. 



Fissure locations, 119. 



Flatness of Valley floor, 119, 138*. 



Flood borne ash favorable habitat, 326*, 327, 

 327*. 328*. 329*. 



Flood of Katmai Valley, 179. 



Flowering plants all suffer alike, 193. 



Forest embedded in mudflow, 126*, 127*, 128, 

 129*, 136*, 205, 205*. 



Forest revegetation conditions, 4*, 45, 46*, 47, 



47*, 48*, 49, 50, 51, 52. 

 Fratercula corniculata, 477. 

 Fuchsia, 14. 



Fumaroles classified, 257-262. 

 Fumarole No. 3, 262*, 263, 263*. 

 Fumarole No. 4, 264*, 265. 

 Fumarole No. 5, 257*, 265. 

 Fumarole No. 6, 265, 265*. 

 Fumarole No. 10, 266*, 267. 

 Fumarole No. 11, 267, 268*. 

 Fumarole No. 12, 267, 269*. 

 Fumarole No. 14, 267, 271*. 

 Fumarole No. 21, 259*, 269. 

 Fumarole No. 22, 270, 273*. 

 Fumarole No. 29, 258*, 272. 

 Fumarole No. 32, 272, 274*. 

 -Fumarole No. 33, 272, 276*. 

 Fumarole No. 48, 277, 277*. 

 Fungi destroyed at Kodiak, 181. 



Gases, dangerous, 256, 257. 



Geese, 475. 



Geranium erianthum, 196. 



Germination of seeds in ash, 333*, 335, 336, 336* 



337, 337*. 



Glottis melanoleuca, 481. 

 Growing season at Kodiak, 18, 19. 

 Guillemot, pigeon, 477. 

 Gull, Bonaparte, 478. 



Glaucus-winged, 476*. 477, 478*. Short billed, 

 478. Feeding grounds, 475. 



