Maia Moore

1 Introduction Mosses and lichen perform critical functions within rock barren ecosystems (Moore et al. 2019). As pioneer species, they provide substrate for more complex vegetative communities to establish, allowing for the development of biodiverse ecosystems (Burbanck and Platt 1964; Shure and Ragsdale 1977). Mats of moss and lichen can reduce peak overland flow on rock barrens and enhance water storage on hillslopes (Buttle and Turcotte 1999).

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