Cheilanthes Sw.
Sori marginal on tips of veins, often approximate, protected by the modified reflexed margin of lamina, sts unprotected. Sporangia stalked; annulus incomplete, vertical, with many-celled stomium; spores tetrahedral, ± globose, smooth to granulose. Rhizome ascending or shortly creeping, paleate. Fronds us. clustered, pinnate to decompound; veins free. Terrestrial ferns of some 180 spp. of tropical and temperate areas.
