Not sure of the species—A. spiciformis? A. rothrockii? In meta-sedimentary talus and outcrops on low ridge between Blue Lake and Big Virginia Lake, at Virginia Lakes, Mono County, California; elev. 9920 ft.

Fresher material and closer examination needed for keying, but based on geography, probably either L. parviflora parviflora, L. subsessilis, or L. comosa comosa.
In woodland and grassland along trail west from Rich Gulch trail access on Gwin Mine Road, Calaveras County, California, elev. ~620 feet.

Lower pedicels in fruit ~5 mm, recurved in a continuous arc; fruit obovate to round, wing not incurved; cauline leaves lanceolate, bases lobed, clasping. Not sure which subspecies (https://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=46552).
West of canyon overlook on hillside along the trail west from Rich Gulch trail access on Gwin Mine Road, Calaveras County, California, elev. ~760 feet.

Myriopteris sp., probably either M. covillei or M. gracillima (based on location in central Sierra foothills). Crevice in rock outcrop (not limestone) near canyon overlook on hillside along the trail west from Rich Gulch trail access on Gwin Mine Road, Calaveras County, California, elev. ~760 feet.

Eriophyllum lanatum, seems to fit var grandiflorum (subshrub; tube of disk flower glandular/hairy; ray fls ~10-11; phyllaries ~12–15, flat; leaves woolly-hairy, but ± green adaxially, nearly compound, margins rolled under, 3–8 cm long) (key: https://ucjeps.berkeley.edu/eflora/eflora_keys.php?key=430, description: https://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=7374).
Near canyon overlook on hillside along the trail west from Rich Gulch trail access on Gwin Mine Road, Calaveras County, California, elev. ~780 feet.