Diplazium wheeleri (Baker) Diels

Species

Pteridophytes > Polypodiales > Athyriaceae > Diplazium

Characteristics

Plants evergreen, medium-sized. Rhizome creeping, ca. 1 cm in diam., apex like base of stipe, densely scaly; scales brown, linear-lanceolate, ca. 4 mm, thickly membranous, entire; fronds approximate. Fertile frond up to ca. 1 m; stipe brown at base, upward stramineous, 40-50 cm, ca. 4 mm in diam., base sparsely scaly, upward glabrous, shallowly grooved adaxially; lamina 2-pinnate with pinnules pinnatifid to pinnatipartite, deltoid-ovate, 50-60 × ca. 50 cm at base, apex acuminate; pinnae ca. 8 pairs, alternate, ascending; basal pinnae largest, broadly lanceolate, 25-30 × ca. 11 cm at middle, slightly narrowed to base, base truncate, with stalk ca. 3 cm, apex acuminate; pinnules 10-12 pairs, alternate, spreading, lanceolate, ca. 7 × 1.5 cm, base truncate, shortly stalked, pinnatifid to pinnatipartite, apex acuminate; pinnule lobes 8-10 pairs, subspreading, contiguous, subrectangular, ca. 6 × 5 mm, rounded or rounded-truncate, distal margin subentire or few serrate, lateral margin entire; veins visible abaxially, not prominent adaxially, pinnate, veinlets ca. 6 pairs per each lobe, simple or occasionally forked, ascending. Lamina gray-green when dry, herbaceous, glabrous on both surfaces; rachis and costa stramineous, glabrous, shallowly grooved adaxially. Sori shortly linear, 1-2.5 mm, 4 or 5 pairs per each lobe, inframedial or medial, single or double; indusia brown, linear, membranous, persistent; spores reniform, perispore few rugate.
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Growth form herb
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Foliage retention evergreen
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Root system rhizome
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Hardiness (USDA) 6-11

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Cultivation

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Distribution

Diplazium wheeleri world distribution map, present in China and Japan

Identifiers

LSID urn:lsid:ipni.org:names:17089390-1
WFO ID wfo-0001126331
COL ID 36J4Q
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Asplenium wheeleri Diplazium wheeleri Allantodia wheeleri