You searched for: Collection University of Michigan Herbarium Catalog Collection Remove constraint Collection: University of Michigan Herbarium Catalog Collection Place Signal Peak, Tahoe National Forest, Nevada City Ranger District. Along trail leading to Signal Peak from parking area up road from Indian Springs Campground just below peak. Remove constraint Place: Signal Peak, Tahoe National Forest, Nevada City Ranger District. Along trail leading to Signal Peak from parking area up road from Indian Springs Campground just below peak.