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usually obscure, pinnately branched and divergent distally. False indusia greenish to whitish, narrow, clearly marginal, often concealing the sporangia. Sporangia

coloration","petiole fibrou-root life cycle","pinna coloration","pinna development","pinna quantity","pinna reproduction","rachis architecture","scale presence"

"petiole fibrou-root life cycle","pinna coloration","pinna development","pinna quantity","pinna reproduction","pinna size","rachis architecture","scale

pinnately branched and divergent distally. False indusia, when present, greenish, narrow, clearly marginal, occasionally concealing sporangia. Sporangia

and wider pinna reproduction","margin architecture or shape","petiole variability","pinna architecture","pinna margin shape or vernation","pinna margin texture"

by hardened revolute pinna margin; indusia vestigial, triangular, persistent but not easily seen in mature leaves. Spores greenish, with low folds and minute

scattered, minute; base truncate; apex acute to acuminate, not rooting. Rachis greenish throughout or sometimes reddish-brown proximally, lustrous, sparsely pubescent

wide proximally, 2–3 × 0.5–0.8 mm. Leaves monomorphic. Petiole blackish to greenish, dull, 1–7 (–17) cm, 1/5–1/2 length of blade; glabrous with few scales

anastomosing, pinnately branched and divergent distally. False indusia greenish to whitish, usually narrow, clearly marginal or rarely inframarginal, often

into subleaflets, the subdivisions are called pinnules. To be defined as a pinna or pinnule, a leaf subdivision must be stalked or at least obviously narrowed