ISOETACEAE. (Quillwort Family.)
Isoetes echinospora braunii Engelmann.
Common in the small lakes near the foot of Pinnacle Peak.
LYCOPODIACEAE. (Club-moss Family.)
Lycopodium annotinum Linnaeus.
A large patch of this handsome species occurs at the point where the trail first crosses Paradise River above Longmire Springs.
Lycopodium sitchense Ruprecht.
Common on the meadows at 4,000 feet elevation.
EQUISETACEAE. (Horsetail Family.)
Equisetum limosum Linnaeus.
This species occurs in the bog on top of the ridge above the foot of Nisqually Glacier. The old trail to the park led through this bog.
Equisetum arvense Linnaeus.
Sterile fronds of this plant were observed at Longmire Springs.
Equisetum robustum A. Braun.
Common in damp places up to 3,000 feet elevation. Readily eaten by cayuses.
POLYPODIACEAE. (Fern Family.)