Full-grown specimens occur of the archa or juniper (Juniperus pseudo-Sabina), characteristic of the whole northern slopes of the Turkestan highlands, the poplar, spruces, cedars, a very few birches (B.
There are firs and spruces on the mountains, characteristic of the Boreal zone; pines characteristic of the Transition zone; pinon juniper, greasewood and the universally conspicuous sage-brush, characteristic of the Upper Sonoran zone.
The dominant characteristics of the arboreous vegetation are, besides deciduous and amentiferous trees, Coniferae, especially the - more recent tribe of Abietineaepines, silver-firs, hemlocks, spruces, ~,,,1 ~ of which.
How would you define spruces? Add your definition here.