ill. (some color); maps; Funded by: Canon USA's "Expedition into the Parks." This work includes Phase I and Phase II.; "Mt. Mazama Collomia (Collomia mazama) is a beautiful and rare member of the Phlox family endemic to Crater Lake National Park and adjacent lands on the Rogue River ... . It is a perennial species primarily restricted to the open woods and meadows of the lodgepole pine and true fir forest zones of the southern Cascade Mountains. ...originally discovered along Dutton Creek near Crater Lake in 1896, by ... F.V. Coville... ." - Intro.; Includes bibliographical references on multiple pages throughout the work;