Histiopteris >

Veins anastomising below the sori (Fig. 15). Indusium 1-valved; the false indusium scarious, consisting of the recurved margin of the lamina; the inner true indusium absent. Rhizome clothed with scales and/or pleuricellular hairs which are narrowed at the base. and Stipule-like pinnules present at the base of the primary pinnae Histiopteris