190 



The Ohio Journal of Science [Vol. XIX, No. 3, 



Athyrium cyclosorum, Trientalis arctica, Ledum decumbens, 

 Betula rotundifolia, Empetrum nigrum, Vaccinium uliginosum 

 (fruiting freely), Cornus suecica (flowering), Vitis-idcea vitis- 

 idcea. And so, if one should take a census of the resurrected 

 plants in various habitats, he could probably find representa- 

 tives of most of the species in the flora. 



Photograph by R. F. Griggs 



EVENLY BEDDED STRATA OF KATMAI ASH LYING AS THEY FELL 



ON TOP OF A SNOW DRIFT. 



The character of the contact and the absence of ice indicate that the ash was not 

 hot as it fell. The blanketing of the ash prevented melting for five years. 

 On Observation Mountain, only seven miles from the crater (June, 1917). , 



