This section is from the book "Wild Flowers Of The North American Mountains", by Julia W. Henshaw. Also available from Amazon: Wild Flowers of the North American Mountains.
Stems: woody, decumbent or creeping. Leaves: three-foliolate, leaflets obovate, cuneate at the base, three to five toothed at the apex. Flowers: numerous, petals oblong, very small, calyx-lobes oblong-ovate, longer and broader than the bractlets.
This depressed shrubby plant is found as high as ten thousand feet. It has three-foliolate leaves, the segments of which are wedge-shaped and three-toothed at the apex. The greenish-yellow flowers have very small petals and large broad calyx lobes with pointed tips.
 
Continue to: