| + | Adiantum aethiopicum, Linn. (A. assimile, Swartz). Lvs. 1 ft. or more long on slender stalks, 2-3-pinnate, rather narrow; lfts. roundish or obscurely 3-lobed, the margin finely serrulate; sori 2-3 to a lft., with oblong or kidney-shaped indusia. Afr. and Austral. |