Pyrrosia polydactylos (Hance) Ching

Species

Pteridophytes > Polypodiales > Polypodiaceae > Platycerioideae > Pyrrosia

Characteristics

Plants 15-40 cm tall. Rhizome short, 4-6 mm in diam., in cross section with many scattered sclerenchyma strands; phyllopodia contiguous, lateral buds basal on phyllopodia. Scales blackish with a light margin, peltate, 1.5-2.1 × 0.6-0.9 mm, ciliate. Fronds monomorphic, stipitate; stipe 15-30 cm, ± 1-2.5 × as long as lamina; lamina 8-18 × 10-17.5 cm, base cordate-truncate to cuneate, sometimes unequally narrowed into dilated stipe; lamina pedately divided to 4/5 into 6-8 divisions, middle one 6-14 × 1-2 cm, lateral ones increasingly smaller. Hydathodes distinct, slightly to distinctly sunken. Indument persistent, monomorphic, dense, grayish brown; hairs 0.5-1 mm in diam., with ± appressed, narrowly boat-shaped rays. Sori superficial, without central bundle of paraphyses. Sporangia with stalks to 0.67 × as long as capsule.
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Mature height (meter) 0.15 - 0.4
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Cultivation

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Images

Pyrrosia polydactylos unspecified picture

Distribution

Pyrrosia polydactylos world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:17416530-1
WFO ID wfo-0000150256
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Wikipedia (EN)
Wikipedia (FR)

Synonyms

Niphobolus polydactylos Polypodium polydactylon Cyclophorus polydactylos Pyrrosia x pseudopolydactylis Pyrrosia polydactylos