Pteridrys cnemidaria (Christ) C.Chr. & Ching

Species

Pteridophytes > Polypodiales > Tectariaceae > Pteridrys

Characteristics

Plants 1.2-1.5 m tall. Rhizome creeping or erect. Stipe stramineous, 0.6-1 m, sparsely scaly at base; rhizome and basal stipe scales appressed, lanceolate, 10-15 × 1-2 mm. Lamina 2-pinnatifid, ca. 1.2 × 0.6 m; lateral pinnae ca. 30 pairs; basal pinnae usually largest, broadly lanceolate, 25-46 × 4-10 cm, deeply lobed nearly to costae, stalks 1-4 cm, basal basiscopic lobes slightly elongate; pinna lobes 30-34 pairs, (2-)3-5 × 0.6-0.8 cm, margins ± crenate to crenate-dentate, with a sharp tooth in each sinus, apex acute; lamina papery, greenish when dry; costae glabrous; veins free, veinlets 15-18 pairs on each lobe, 2-4 times furcate. Sori dorsal on veinlets, (10-)15-17 pairs on each lobe; indusia persistent, glabrous.
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Growth form herb
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Mature height (meter) 1.2 - 1.5
Root system rhizome
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Environment

Light -
Soil humidity 4-6
Soil texture 3-4
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Hardiness (USDA) 8-12

Usage

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Edible -
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Cultivation

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Distribution

Pteridrys cnemidaria world distribution map, present in Bhutan, China, India, Lao People's Democratic Republic, Sri Lanka, Myanmar, Malaysia, Philippines, Thailand, Taiwan, Province of China, and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:17415150-1
WFO ID wfo-0001125568
COL ID 4PTZ4
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Pteridrys zeylanica Dryopteris cnemidaria Pteridrys cnemidaria