Fig. 2^* - Cioae-up of rock eurface, crest of ridgo: 
in the foreground, Juniperua communis var. deprea8a , Danthonla 
aplcata . Antennuria noodiolca , Potontillu trldentata . Poly ¬ 
gonum Dougiaeii (lower right), and Parmeli a conapersa , the 
dominant lichen; Solid ago randii var. nentlcola in the back¬ 
ground. 
