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Botrychium boreale Milde

Northern moonwort (en), Botryche (fr)

Species

Pteridophytes > Ophioglossales > Ophioglossaceae > Botrychioideae > Botrychium

Characteristics

Trophophore stalk sessile or nearly so; blade shiny green, ovate-deltate, 1--2-pinnate, to 6 cm, fleshy. Pinnae to 6 pairs, ascending, mostly overlapping, distance between 1st and 2d pinnae only slightly greater than between 2d and 3d pairs, basal pinna pair usually considerably larger than adjacent pair, obliquely rhomboidal to oblanceolate-spatulate, mostly shallowly lobed to rarely pinnate, margins entire to very narrowly shallowly crenulate, apex pointed, venation pinnate only at bases of proximal pinnae, otherwise ± like ribs of fan. Sporophores 1--2-pinnate, 1--1.5 times length of trophophore.
More
Rhizomes suberect, shortly cylindrical, annually producing 1 frond 5-10 cm tall. Common stipe 3-8 cm. Sterile lamina sessile or nearly so, lamina 2-pinnate at base, pinnate above, shiny, green, ovate-deltoid, 1-4 × 1-3 cm, fleshy, base cordate; pinnae 3-5 pairs, ascending, mostly overlapping; basal pinnae largest, ovate, up to 2 cm wide, base subtruncate, apex obtuse; upper pinnae and segments of basal pinnae elliptic, up to 5 mm wide; veins free. Sporophore arising at or near top of common stipe, with stalk 1.5-5 cm, 2-pinnate. Spore surface verrucose. 2n = 180.
Life form perennial
Growth form herb
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Foliage retention
Sexuality -
Pollination -
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Mature height (meter) 0.05 - 0.1
Root system rhizome
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Nitrogen fixer -
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Environment

Light -
Soil humidity 7-9
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Hardiness (USDA) 4-10

Usage

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

Cultivation

Mode -
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Images

Habit

Botrychium boreale habit picture by Daniel Bäck (cc-by-sa)

Leaf

Botrychium boreale leaf picture by Daniel Bäck (cc-by-sa)

Flower

Botrychium boreale flower picture by Daniel Bäck (cc-by-sa)

Distribution

Botrychium boreale world distribution map, present in Canada, China, Estonia, Finland, Iceland, Japan, Liberia, Norway, Korea (Democratic People's Republic of), and Sweden

Identifiers

LSID urn:lsid:ipni.org:names:30012157-2
WFO ID wfo-0001109048
COL ID MPH2
BDTFX ID 77222
INPN ID 161091
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Botrychium brevifolium Botrychium crassinervium Botrychium boreale Botrychium boreale var. boreale Botrychium lunaria var. boreale
WorldFloraDB 2024