Asplenium palmeri Maxon

Palmer's spleenwort (en)

Species

Pteridophytes > Polypodiales > Aspleniaceae > Asplenium

Characteristics

Roots not proliferous. Stems short-creeping, unbranched; scales black with lighter margins, linear-lanceolate, 1.5--3 × 0.1--0.4 mm, margins entire. Leaves monomorphic. Petiole purplish black, lustrous, 0.5--3 cm, 1/3--1/20 length of blade; indument of black filiform scales at base. Blade linear, 1-pinnate throughout, 7--17.5 × 0.9--1.8 cm, thick, glabrous; base gradually reduced; apex gradually reduced to whiplike rooting tip. Rachis purplish black throughout, lustrous, glabrous or nearly so. Pinnae in (12--)20--40 pairs, oblong; medial pinnae 6--9 × 3--4 mm; base broadly cuneate or auriculate; margins crenate-serrate; apex obtuse. Veins free, obscure. Sori 3--7 pairs per pinna, on both basiscopic and acroscopic sides. Spores 64 per sporangium.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention evergreen
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.05 - 0.15
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Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 4-6
Soil humidity 5-7
Soil texture 5-6
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-12

Usage

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

Cultivation

Mode -
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Distribution

Asplenium palmeri world distribution map, present in Argentina, Belize, Bolivia (Plurinational State of), Colombia, Ecuador, Guatemala, Honduras, Mexico, United States of America, and Venezuela (Bolivarian Republic of)

Identifiers

LSID urn:lsid:ipni.org:names:22599-2
WFO ID wfo-0001109337
COL ID HL4S
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Asplenium palmeri Asplenium trichomanes var. repens Asplenium parvulum var. grandidentatum