Hymenasplenium murakami-hatanakae Nakaike

Species

Pteridophytes > Polypodiales > Aspleniaceae > Hymenasplenium

Characteristics

Plants 25-40 cm tall. Rhizome shortly creeping, 2-3 mm in diam., apex densely scaly; scales castaneous to dark brown, narrowly triangular; phyllopodia distinct, ca. 2 mm, ca. 10(-40) mm apart. Fronds grayish green when dry, herbaceous; lamina 1-pinnate, narrowly triangular to lanceolate, 10-20 × 3-5 cm, widest in basal 1/3, gradually narrowing toward apex, glabrous; stipe shiny, purple, 10-25 × 0.05-0.15 cm, subglabrous, base sparsely scaly; rachis shiny, purplish abaxially, adaxial side grooved and with 2 grayish green narrow wings; pinnae almost sessile to shortly stalked with purple rachis color extending via stipicel up to 3 mm onto basal part of costa abaxially, 15-25 pairs, alternate, usually ascending, falcate to trapeziform, 2-3.5 × 0.6-1 cm, base asymmetrical, acroscopic side truncate, basiscopic side attenuate-cuneate with ca. 1/2 cut away, acroscopic margin serrate, teeth usually not retuse, pinna apex (sub)acute. Veins forking and terminating in marginal teeth, only 1 or 2 basal basiscopic veins lacking. Sori linear, 2-3 mm, supramedial to (sub)marginal, indusia brownish, linear, membranous, entire, opening toward costa. Plants diploid, sexual with 2n = 78.
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Mature height (meter) 0.25 - 0.4
Root system rhizome
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Cultivation

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Distribution

Hymenasplenium murakami-hatanakae world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:17560410-1
WFO ID wfo-0000162907
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Wikipedia (EN)
Wikipedia (FR)

Synonyms

Hymenasplenium murakami-hatanakae