Rhizome forming a trunk to 1 m or so tall. Fronds to about 1 m long, divided 2 times, leathery, ovate to oblong in outline. Stalk with soft brownish scales at the base. Ultimate segments deeply cut, undivided and toothless, waxy blue below, the margins folded under; veins obscure. Sori extending almost to the tip of the segments and, at maturity, covering the lower surface.

Needs shelter and warmth.

Hawaii.

Tree-fern like habit, at least some veins netted; indusium continuous alongside midrib.

Source: Spencer, R. (1995). Blechnaceae. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 1, Ferns, conifers & their allies. The identification of garden and cultivated plants. University of New South Wales Press.