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Dennstaedtia punctilobula (Michx.) T.Moore

Eastern hayscented fern (en)

Species

Pteridophytes > Polypodiales > Dennstaedtiaceae > Dennstaedtia

Characteristics

Stems long-creeping, 2--3 mm diam. Leaves clustered, erect, 0.4--1(--1.3) × 0.1--0.3 m. Petiole straw-colored to brown, darker at base, dull, ca. 1/2 length of blade, pubescent with soft, jointed hairs. Blade yellow-green or pale green, dull, lanceolate, 2-pinnate-pinnatifid, ca. 3 times as long as wide, base slightly narrowed but truncate, apex acuminate, with soft, silver-gray, jointed hairs on both surfaces. Basal segments of pinnules opposite; ultimate segments ovate to lanceolate, base equilateral, truncate, margins deeply lobed, serrate-crenate. Sori globose to almost cylindric; indusia tubular to cylindric. Spores trilete, globose with low, tuberculate, distal face and equatorial flange. 2 n = 68.
More
Lvs mostly 4–8 dm, the petiole elongate, to 2 dm, basally castaneous, the fragrant blade lanceolate or lance-ovate, to 25 cm wide, bipinnate-pinnatifid; pinnae 17–25 pairs, alternate or subopposite, short-petiolulate, lanceolate, to 13 × 4.5 cm, the pinnules subsessile, 14–25 pairs, deeply pinnatisect, the segments typically 6–8 pairs, ovate, with 2–3 oblique acute teeth on each side; rachises, costae, and costules with short, spreading, glandular hairs; 2n=68. Mostly in open woods or clearings or on rocky slopes; Nf. and N.S. to Ont. and Minn., s. to Ga., Ala., and Ark. (Dicksonia p.)
A fern. It grows 1-2 m tall.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality -
Pollination -
Spread -
Mature width (meter) 1.0
Mature height (meter) 0.8 - 1.05
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

It is a temperate plant. It suits hardiness zones 3-8.
Light 2-5
Soil humidity 4-7
Soil texture 1-6
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-8

Usage

Uses environmental use medicinal ornamental wood
Edible -
Therapeutic use Febrifuge (unspecified), Antihemorrhagic (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

It can be grown by spores or rhizomes.
Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Dennstaedtia punctilobula leaf picture by Lisa J (cc-by-sa)
Dennstaedtia punctilobula leaf picture by Kathleen G (cc-by-sa)
Dennstaedtia punctilobula leaf picture by Mason Hoffman (cc-by-sa)

Distribution

Dennstaedtia punctilobula world distribution map, present in Canada and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:30045598-2
WFO ID wfo-0001107280
COL ID 34T5C
BDTFX ID 164685
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Dennstaedtia punctiloba Dicksonia punctulobula Nephrodium punctilobulum Nephrodium punctilobum Litolobium punctilobulum Sitolobium pilosiusculum Sitolobium punctilobum Aspidium punctilobulum Dicksonia pilosiuscula Aspidium punctilobum Adectum pilosiusculum Dennstaedtia punctilobula f. punctilobula Dicksonia pubescens Sitobolium punctilobum Polypodium punctilobum Dennstaedtia punctilobula
WorldFloraDB 2024