Botrychium acuminatum W.H.Wagner

Tailed grapefern (en)

Species

Pteridophytes > Ophioglossales > Ophioglossaceae > Botrychioideae > Botrychium

Characteristics

Trophophore stalk 0--20 mm, 0.1--0.5 times length of trophophore rachis; blade dull, glaucescent, ovate-oblong, 1-pinnate, to 6 × 5 cm, firm. Pinnae to 6 pairs, spreading to ascending, mostly separated by pinna width, distance between 1st and 2d pinnae not or slightly more than between 2d and 3d pairs, basal pinna pair approximately equal in size and cutting to next adjacent pair, narrowly oblanceolate to linear-lanceolate, simple to irregularly divided to tip, margins commonly ± entire and with 1--several shallow and irregular lobes, apex acuminate, venation pinnate. Sporophores 1--2-pinnate, 1.4--2 times length of trophophore. 2 n =180.
Life form perennial
Growth form herb
Growth support -
Foliage retention
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.01 - 0.08
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
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Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

Usage

Uses -
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

Botrychium acuminatum world distribution map, present in Canada and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:273430-2
WFO ID wfo-0001116207
COL ID MPGN
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Botrychium acuminatum