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Calymmodon Presl

荷苞蕨属

Description from Flora of China

Plectopteris Fée.

Plants small, epiphytic. Rhizomes radial, with stipes in whorls; scales not clathrate, pale reddish brown, glabrous or with 1 or more hairs at apex. Stipe very short, ± winged to base, not articulate; phyllopodia absent. Lamina attenuate gradually to apex and base, deeply pinnately divided to narrow wing along rachis; pinnae entire, with 1 simple vein, each vein ending with a hydathode, often very indistinct, on adaxial surface of lamina; fertile pinnae folded toward lamina apex and covering sori. Sori oval or elliptic, 1 sorus per pinna. Sporangia glabrous. Hairs simple eglandular, and 1- or 2-forked with eglandular branches.

About 30 species: Sri Lanka and China to Australia and Pacific islands; three species in China.

(Authors: Shannjye Moore (牟善杰); Barbara S. Parris)


 

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