Tsuga mertensiana
Kenai Peninsula, AK
Spjut & Marin 15413, July 2003

Tsuga heterophylla

Humboldt Co., CA:
Lord Ellis off Hwy 299
July 1987

Tsuga mertensiana

Lake-of-the-Island,
Marble Mts. Wilderness, CA
Mixed fir and pine forest
5600 ft, July 2006

Tsuga mertensiana

Trail along Marble Mountain,
Marble Mts. Wilderness, CA
red fir-mountain hemlock forest
July 1987