Botrychium rugulosum W.H.Wagner

Ternate grapefern (en)

Species

Pteridophytes > Ophioglossales > Ophioglossaceae > Botrychioideae > Botrychium

Characteristics

Trophophore stalk 2 to 15 cm, 1--2.5 times length of trophophore rachis; blade green, finely rugulose and convex distally, 2--4-pinnate, to 15 × 26 cm, somewhat herbaceous. Pinnae to 9 pairs, usually approximate, horizontal to ascending, distance between 1st and 2d pinnae not or slightly more than between 2d and 3d pairs, divided to tip. Pinnules obliquely and angularly trowel-shaped to spatulate, margins usually denticulate, apex acute, venation pinnate. Sporophores 2-pinnate, 1--2 times length of trophophore. 2 n =90.
More
Blade convex and rugulose in life; ultimate segments angular, acute and more coarsely and irregularly toothed or cleft; otherwise much like no. 5 [Botrychium multifidum (S. G. Gmel) Rupr.]; 2n=90. Woods, moist pastures, and swampy places; N.H., Conn., and s. Que. to Wis. and Minn. Rare.
Life form perennial
Growth form herb
Growth support -
Foliage retention
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.02 - 0.15
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Rooting depth (meter) -
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Flower color
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Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
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Hardiness (USDA) 4-9

Usage

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

Cultivation

Mode -
Germination duration (days) -
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Images

Botrychium rugulosum unspecified picture

Distribution

Botrychium rugulosum world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:35341-2
WFO ID wfo-0001110902
COL ID MPKH
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Botrychium multifidum f. dentatum Botrychium rugulosum