natural history and evolution of species complexes
On May 18th, I made a backpacking trip with Mary Jolles and Tommy Stoughton to Dollar Lake in the San Gorgonio Wilderness. Mount San Gorgonio was the southern-most glaciated area in North America during the last glacial maximum and Dollar Lake sits at about 2800 m., about 700 m. below the peak of Mt. San …
Much of southern California is arid, with seasonal monsoonal rain. Pockets of relatively mesic habitat occur in the mountain ranges adjacent arid lowlands. Montane forests trap ocean fog or monsoonal precipitation, providing conditions suitable for northern temperate plants such as Pyrola dentata and P. aphylla. Although less common, P. picta also occurs in southern California, …
Jolles Lab 