Asplenium gemmiferum Schrad.

Species

Pteridophytes > Polypodiales > Aspleniaceae > Asplenium

Characteristics

Rhizome short-decumbent, up to 30 mm long, up to 10 mm in diam., with stipe bases and greyish brown scales, lanceolate to oblong-acuminate, up to 7.5 x 1.4 mm, with filiform outgrowths. Fronds caespitose, suberect to arching, 4-6 per plant, up to 650 mm long. Stipe firm, greyish brown to reddish brown, up to 260 mm long, up to 3 mm in diam., with low dorso-lateral ridges, sulcus centrally ridged higher up, glabrous to subglabrous later. Lamina 1-pinnate, ovate, up to 400 x 280 mm, with up to 10 widely spaced pinna pairs, often with a scaled proliferous bud adaxially at base of apical pinna. Pinnae firmly herbaceous, lanceolate to oblong acuminate, up to 135 x 35 mm, dentate to crenate, glabrous adaxially, abaxially with dark brown to black filiform scales. Sori linear, up to 16 mm long, up to 15 pairs per pinna. Indusium entire, up to 1 mm wide.
More
Rhizome erect, up to 30 mm in diameter, set with dark brown, nitid, lanceolate, attenuate, irregularly fimbriate rhizome-scales c. 7-9 mm long with reddish margins. Fronds tufted, carnose-coriaceous when fresh, gemmiferous; stipe matt greyish green, densely scaly at first with fimbriate narrow scales; lamina oblong-lanceolate, up to 720 x 260 mm, pinnate; pinnae in up to 12 pairs, ovate-lanceolate, acuminate, margin minutely and regularly shallowly serrate, upper surface glabrous, lower surface set with occasional minute hair-like scales. Sori extending from near costa two thirds to margin, up to 15 mm long; indusium membranous, entire, c. 1 mm broad.
Perennial with erect rhizome. Fronds to 65 cm, arching, stipe initially densely scaled, lamina oblong-lanceolate, 1-pinnate, proliferous on rachis near apex, pinnae to 13 cm long, ovate-lanceolate, serrate, sparsely scaled beneath. Sori linear, indusium entire.
Rhizome erect, set with dark brown rhizome scales. Pinnae with margins evenly and shallowly crenate-serrate, ovate-lanceolate, acuminate. Sori extending from near costa two-thirds to margin, up to 15 mm long.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention evergreen
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
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Nitrogen fixer -
Photosynthetic pathway -

Environment

Epiphyte at 4, 000–5, 000 ft. alt.
Light -
Soil humidity 4-6
Soil texture 7-8
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

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

Cultivation

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

Distribution

Asplenium gemmiferum world distribution map, present in Burundi, Cameroon, Congo, Comoros, Equatorial Guinea, Kenya, Madagascar, Mozambique, Mauritius, Malawi, Réunion, Tanzania, United Republic of, Uganda, South Africa, and Zimbabwe

Conservation status

Asplenium gemmiferum threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:17044160-1
WFO ID wfo-0001112745
COL ID HKFS
BDTFX ID -
INPN ID 705895
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Asplenium lucidum Asplenium gemmiferum Asplenium macrolobium

Lower taxons

Asplenium gemmiferum var. flexuosum