Bloom of Cactus

Girl meets boy out in the desert, and action and adventure, along with romance, follows:
When safe below the skyline the girl broke into a dog trot. She held to the pace, on a long slant along the ridge side, until they came up into the mouth of a small cañon. Between the bald ledges of the dry channel were bars of sand and gravel. Lennon pointed to the hoofprints of a horse that had come down the cañon at a gallop.