Rumohra Raddi

1 species native AUST.; Qld, N.S.W., Vic., Tas.

Rumohra adiantiformis (G.Forst.) Ching

Rhizome long-creeping, densely clothed with chestnut-coloured to dark brown, peltate scales. Stipes scattered along the rhizome. Fronds including the stipes 3–65 cm long, 3-pinnate except those of dwarf plants which are often 1-pinnate-pinnatifid to 2-pinnate, broadly deltoid or lanceolate to broadly ovate or slightly pentagonous, coriaceous. Ultimate segments with blunt crenate teeth. Sori orbicular, superficial, embedded in the lamina, pustulate on the upper surface (Fig. 21). Indusium rather persistent, Sporangia with an incomplete annulus including 12–15 thick-walled cells. Spores with a narrowly winged perispore. Widespread but less common on the coast. Mostly RF. On cliffs or rocks or climbing on tree trunks