Trees & Shrubs of Seven Mile Timberline Camp, 12,000 feet to base 9,000 feet. 1 Spruce - Picea The most abundant tree at the base, 9,000 - 11,000 feet range. 2 Sarah - a few seen at 12,000 feet in buncher thickets. 3 Fir - Abies The prevailing only conifer forming forests at timber line. growing in dense pure forests often. 4 Pine - Largesced an abundant tree on the lower slopes at 9,000 feet often forms forests of straight graceful trees. 5 Pines Mucroniana - Smellwood Common on the lower slopes in forest, usually scrubby & more scrub. 6 Juniperus - Tree a few trees seen observed with but perhaps planted there 7 Juniperus - Scrub -