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FOC | Family List | FOC Vol. 2-3 | Polypodiaceae

18. Neolepisorus Ching, Bull. Fan Mem. Inst. Biol., Bot. 10: 11. 1940.

盾蕨属 dun jue shu

Authors: Zhang Xianchun & Hans P. Nooteboom

Plants terrestrial or epilithic, small to medium-sized; rhizome long creeping; scales pseudopeltate, sometimes peltate, ovate to lanceolate, sometimes orbicular, margin entire or denticulate. Fronds distant, monomorphic; stipe long, scaly; lamina usually simple, entire, sometimes lobed or irregularly lobed, or hastate, herbaceous or papery, scaly; veins anastomosing, areoles regular or irregular, simple to complex, free included veinlets simple or forked. Sori in 1 or 2 rows on either side of midrib, or in 1 row between 2 lateral veins, oblong or orbicular to confluent, sometimes linear or slightly irregular; paraphyses peltate, clathrate or simple uniseriate hairs with glandular apical cells.

Species number uncertain, perhaps seven: NE India east to Japan and the Philippines; five species (one endemic) in China.

1 Paraphyses simple uniseriate hairs with glandular apical cells   (2)
+ Paraphyses clathrate, peltate scales   (3)
2 (1) Rhizome slender; fronds far apart; sori in 1 (irregular) row parallel to costa.   4 N. fortunei
+ Rhizome thick; fronds clustered; sori in 2 irregular rows between each pair of veins (occasionally in part confluent) over surface of lamina.   5 N. zippelii
3 (1) Lamina broader at or near base, often shallowly pinnatifid to bipinnatifid, gradually narrowed to apex.   1 N. ovatus
+ Fronds broader at or near middle, gradually narrowed to base   (4)
4 (3) Lateral veins prominent, smaller veins obscure; spore surface shallowly wavy.   2 N. ensatus
+ Veins prominent; spore surface irregularly rugose.   3 N. minor

Lower Taxa


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