previous arrow
next arrow
Slider

Family :

Adintaceae

Division :

Ptedophytes

Description


Rhizome small, suberect, long creeping, slender. Stipes small to large, erect to sub-erect, nearly black often polished, grooved or smooth, naked or hairy, scaly at the base. Fronds small to large, monomorphic or nearly so, borne in cluster or close to widely spaced. Lamina 1-4 pinnate, uniseriate, opposite, pinnules small, trapeziform or cuneate flabellate, sessile or petiolate, margin smooth or serrated, glabrous or pubescent. Venation in all species, spread in a fan-like manner in the lamina. Sori close to the margin, borne on orbicular to very strongly recurved modified marginal lobes. Sporangia confined to the veins. Spores trilete, tetrahedral.