Conocephalum salebrosum

Conocephalum salebrosum, commonly known as snakewort, is a species of liverwort, a non-vascular land plant, with a broad, holarctic distribution. It is also known as snakeskin liverwort, cat-tongue liverwort, mushroom-headed liverwort, and great scented liverwort. Species of Conocephalum are arranged into the Conocephalum conicum complex, which includes several cryptic species. C. salebrosum grows in shaded to part-shade habitats in wet or moist conditions, often on rock surfaces or thin soil....read more on Wikipedia.