R. Zweifel May 30, 1952 Journal 47 Bill Breiner and I left Berkeley at 7:20 AM and arrived at Butte Meadows, Butte Co., about 12:30 PM. Both Rana cascadae and Rana boylii series have been recorded from Butte Meadows, so I was particularly eager to collect here. We spent about two hours at Butte Meadows but could find no Rana. The chief stream of the region, Big Butte Creek, was well over its usual banks and carrying much water. Small streams wandering through the meadows were searched for frogs, as was Big Butte Creek, but only a single Hyla was found. Probably these smaller streams are not permanent. The weather was warm & sunny, but there were patches of snow in sheltered parts of the forest. Yellow pine, Douglas fir, white fir and incense cedars are the dominant trees here. The general aspect of the region is that of the mid-Arid Transition zone. Jensenville, Butte Co., about 5 miles NE Butte Meadow, is another R. cascadae locality, but here we could find no frogs either. The vegetation here is different, having a higher zone aspect. Lodgepole pine, Jeffrey pine and white fir dominate here, with a very few yellow pine present. It may be that this particular association is