Asplenium pseudopraemorsum Ching

Species

Pteridophytes > Polypodiales > Aspleniaceae > Asplenium

Characteristics

Plants 40-45 cm tall. Rhizome erect, short, scaly; scales brown, narrowly triangular, margins dentate to fimbriate. Fronds caespitose; stipe grayish brown, 20-35 cm, sulcate adaxially, when young with dark brown, narrowly triangular to ovate scales with several rows of marginal cells less thickened than in central zone, subglabrous when old; lamina ovate-elliptic, 20-30 × 6-8 cm, apex acute, pinnate-pinnatifid; pinnae 10-15 pairs, with stalks 2-4 mm, not much reduced toward base, narrowly triangular to rhomboid, 3-3.5 × 1-2.2 cm, base asymmetrical, broadly cuneate, margin dentate, apex acuminate; segments 3 or 4 pairs, rectangular to elliptic, 6-11 × 3-8 mm, basal acroscopic segment largest, flabellate, apex obtuse and dentate, lateral sides entire. Veins obvious on both sides, costa shallowly sulcate adaxially, veins 2-or 3-forked, running almost to margin. Fronds herbaceous to papery, brownish green when dry, with supravascular ridges on lamina adaxially, rachis greenish gray, sulcate adaxially, abaxially grayish brown, with sparse dark brown, narrowly triangular scales. Sori 2-4 per segment, linear, 2.5-5 mm, median on subtending veins; indusia gray-brown, linear, entire, opening toward major veins or costa, persistent. Plants sexual tetraploid: 2n = 144*.
Life form -
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.4 - 0.45
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Asplenium pseudopraemorsum world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:17429310-1
WFO ID wfo-0001122758
COL ID 67V7F
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Asplenium pseudopraemorsum