Leucoloma mariei Besch., J. Bot. (Morot) 5: 145. 1891. Type. Guadeloupe, Marie.
Plants medium sized, reddish green; stems 1–2 cm long. Leaves evenly spaced, curved-secund, lanceolate-subulate, 3–5 mm long, subulate; margins incurved to subtubulose, entire, denticulate at the extreme apex, limbidia narrow and poorly defined above, 2–3 rows of cells at midleaf, merging with the basal cells below; costa percurrent to shortly excurrent, smooth to weakly papillose above at back; all leaf cells elongate and firm-walled, weakly pluripapillose above, smooth below; basal cells pitted; alar cells in bulging groups, reddish brown, firm-walled. Sporophytes unknown.