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Rumohra Raddi

Rumohra (en)

Genus

Pteridophytes > Polypodiales > Dryopteridaceae > Elaphoglossoideae

Characteristics

Terrestrial, lithophytic or epiphytic ferns. Rhizome long-creeping, densely scaly; scales cordate, split at the base, attached at the sinus or peltate. Fronds crowded to widely spaced. Stipe decurrent on the rhizome, scaly at the base. Lamina 2-4-pinnate, erect to arcuate, coriaceous; apex acuminate. Pinnae crowded, not articulated to the main rachis; apex acuminate; rachis with an entire, central ridge and 2 adaxial grooves; veins free, simple or forked. Sori rounded, borne on the veins or at the vein tips, indusiate; indusium large, round, peltate. Spores monolete, ellipsoidal.
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Sori dorsal subterminal on veins, indusium peltate or orbicular reniform; sporangia stalked; annulus incomplete, vertical. Spores bilateral, becoming verrucose by shrinking of epispore. Rhizome far-creeping, dictyostelic, paleate; stipes us. paleate, if hairy then with unicellular hairs. Lamina anadromic, us. decompound. About 50 spp., mostly of China, but those with reniform indusium sts placed in Polystichopsis J. Smith, 1875.
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Hardiness (USDA) 7-11

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Images

Rumohra unspecified picture

Distribution

Rumohra world distribution map, present in Australia, New Zealand, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:30003819-2
WFO ID wfo-4000033622
COL ID 7B52
BDTFX ID -
INPN ID 705325
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Rumohra

Lower taxons

Rumohra turficola Rumohra linearisquamata Rumohra humbertii Rumohra madagascarica Rumohra berteroana Rumohra glandulosissima Rumohra capuronii Rumohra lokohensis Rumohra glandulosa Rumohra adiantiformis
WorldFloraDB 2024