Greek konios - dusty, gramme - line; referring to the arrangement of the sori along the veins.

Rhizomes creeping, scales narrow, tough, brown. Sterile and fertile fronds similar. Fronds large, divided 1-3 times, mostly soft-textured but occasionally firm, the ultimate segments large, sometimes finely toothed, veins mostly free. Sori elongated along the veins; indusia absent.

c. 20 species from Africa, Polynesia north to Japan, 1 in Mexico.

Division or spores.

Fronds with large, stalked and long-pointed segments; sori well spaced and elongated along the veins; indusia absent.

Dixit &Das (1979).

Source: Spencer, R. (1995). Adiantaceae. 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.