Asplenium castaneoviride Baker

Species

Pteridophytes > Polypodiales > Aspleniaceae > Asplenium

Characteristics

Plants 8-20 cm tall. Rhizome erect, short, scaly; scales black, narrowly triangular. Fronds caespitose; stipe adaxially green, abaxially shiny castaneous, subglabrous; lamina pinnatisect, dimorphic and variable; stipe of small fronds 2-4 cm, of large fronds 6-8 cm, lamina of small fronds narrowly triangular to linear, 5-9 × ca. 1 cm; lamina of large fronds ovate-lanceolate, 11-14 × 2-5 cm, attenuate to both ends, apex acuminate; pinnae 7-9 (small fronds) or 10-15 pairs, opposite or subopposite, sessile, lower segments of large fronds reduced and gradually more triangular-deltoid, middle segments narrowly triangular, 1-2 × 0.3-0.5 cm, base asymmetrical and adnate to rachis, acroscopic side (sub)auriculate, basiscopic side decurrent into narrow wing along rachis, margin repand to sinuate, apex obtuse; segments of small fronds elliptic to obovate, lowest segments largest, 5-8 × 0.3-0.5 cm, adnate to rachis, margin serrate, apex obtuse. Veins anadromously pinnate, obscure, veins simple or forked ending in submarginal hydathode. Fronds herbaceous, green to yellowish green when dry; rachis green, (sub)glabrous. Sori 3-6 per pinna, linear-elliptic, ca. 2 mm, on acroscopic veinlets; indusia green, linear-elliptic, entire, opening toward costa.
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Growth form herb
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Foliage retention evergreen
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Mature height (meter) 0.08 - 0.2
Root system rhizome
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Hardiness (USDA) 5-10

Usage

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Edible -
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Cultivation

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Distribution

Asplenium castaneoviride world distribution map, present in China, Japan, and Korea (Democratic People's Republic of)

Identifiers

LSID urn:lsid:ipni.org:names:17040710-1
WFO ID wfo-0001122427
COL ID HK2B
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

x Asplenosorus castaneoviridis Asplenium kobayashii Asplenium castaneoviride