Plants small, in thin, soft mats, yellow-green to green, somewhat shiny. Stems creeping, freely and irregularly branched; hyalodermis absent, central strand absent; pseudoparaphyllia broadly foliose. Stem and branch leaves similar, erect-to wide-spreading, elliptic to oblong-ovate, not plicate; base not or scarcely decurrent; margins broadly incurved on one side at base, plane distally, serrulate to subentire proximally, serrate distally; apex bluntly obtuse to broadly acute; costa double and short or ecostate; alar cells differentiated, short-rectangular; laminal cells appearing smooth, actually low-prorulose at distal ends abaxially (best viewed in profile); . Specialized asexual reproduction absent. Sporophytes unknown.