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Cyclopeltis J. Smith

拟贯众属

Description from Flora of China

Hemicardion Fée.

Plants terrestrial. Rhizome ascending, short, thick, bearing numerous scales on rhizome apex and stipe, smaller upward on rachis and lower side of costae; scales chestnut-brown, linear, margin toothed. Fronds tufted, bright bluish green above when fresh, narrowly elliptic-lanceolate, 1-pinnate; stipe and rachis not or only slightly channeled, not winged; pinnae alternate, mostly sessile, lowest pinnae shortly stalked, upper pinnae falcate, glabrescent adaxially, subentire, usually articulate to rachis; costa prominent above, not grooved; veins free, forked several times. Sori orbicular, dorsal on veinlets, in 1-4 rows on each side of costa; indusia peltate; spores bilateral, ellipsoid, with perispore folds, granular. n = 41.

Five or six species: tropical Asia and America; one species in China.

(Authors: Zhang Xianchun (张宪春); David S. Barrington)


 

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