Purdy 1393. Specimen to be housed at Inyo National Forest (INF) Herbarium in Bishop, CA, with possible duplicate sent to CAS.
Habitat: growing on moist and shaded clay soil in large hole created by fallen tree.
ID notes: "Inverted pear" sporophytes a good fit and leaves also appeared to fit descriptions (rehydrated and examined under dissecting scope--higher mag would have been better though). See info and short key at https://ucjeps.berkeley.edu/CA_moss_eflora/genus_display.php?genus=Bruchia
Kingdom: Plantae
Clade: Tracheophyta (vascular plants)
Clade: Angiospermae (flowering plants)
Clade: Eudicots
Clade: Asterids
Order: Asterales
Sea Ox-Eye is the the aster, or sunflower, family (asteraceae). The plant is a common component of high marsh ecosystems. It is able to flower year-round in certain conditions and thus forms a important food source for pollinators.
(https://hort.ifas.ufl.edu/database/documents/pdf/shrub_fact_sheets/borfrua.pdf)