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Dinghushan | Family List | Hymenophyllaceae

Vandenboschia

瓶蕨属

Description from Flora of China

Plants mostly epiphytic. Rhizome stout, long creeping, usually with brown multicellular hairs. Lamina pinnately compound, entire, not thickened at margin. Sori terminal on veinlets; involucres projecting from fronds, tubular to cup-shaped, entire at mouth; receptacles projecting, filiform.

Excluded taxa

Vandenboschia subclathrata K. Iwatsuki, Acta Phytotax. Geobot. 17: 70. 1958.

琉球瓶蕨 liu qiu ping jue

Crepidomanes subclathratum (K. Iwatsuki) K. Iwatsuki; Trichomanes subclathratum (K. Iwatsuki) C. V. Morton.

Plants 6-10 cm tall. Rhizome ca. 0.3 mm in diam., irregularly branching, densely covered with brown to dark brownish hairs, with sparse rootlets. Stipes remote, 1-2 cm apart, 0.5-5 cm, winged nearly to base, wings often sharply crisped. Rachis and costae both winged throughout, wings sharply crisped. Lamina bipinnate to tripinnatifid, ovate to subdeltoid, membranous and transparent; pinnae 4-10 pairs, ovate, 2-4 × ca. 1 cm; ultimate segments narrow, less than 1 mm wide, margin entire, apex rounded to ± acute. Sori terminal on ultimate segments; involucres cup-shaped, tubular, or campanulate, with narrow wings; lips broader, truncate; receptacles long projecting.

On wet moss-covered rocks in open valleys or along streams in dense evergreen forests. ?Hainan [Japan].

About 35 species: tropics and subtropics of both the Old and New Worlds; seven species (two endemic) in China.

Lower Taxon


 

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