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Equisetum variegatum Schleich. ex F.Weber & D.Mohr

Variegated scouringrush (en), Prêle panachée (fr)

Species

Pteridophytes > Equisetales > Equisetaceae > Equisetum

Characteristics

Plants small to medium-sized. Rhizome erect and creeping, blackish brown, nodes and roots with long yellowish brown trichomes. Aerial stem perennial, monomorphic, green, 10-20 cm tall, 1-1.5 mm in diam. at middle, not branched; internodes 1.5-4 cm. Aerial stem 6-8-ridged, ridge abaxially nearly rectangular or arc-shaped, middle portion with or without shallow grooves, with 1 row of tubercles on each side; sheath ca. 0.2 cm, green but distal and middle portion with a blackish brown band; sheath teeth 6-8, usually spreading, deltoid, ca. 0.1 cm, teeth of middle portion blackish brown, white at margin, membranous, abaxially 4-ridged at base, apex acute and shortly aristate, persistent. Strobilus ellipsoid, 0.5-0.8 cm, 0.2-0.4 cm in diam., apex with acute tip, sessile. 2n = 216.
More
Aerial stems persisting more than a year, unbranched, 6--55 cm; lines of stomates single; ridges 3--12. Sheaths green with black apical band, spreading, 1--6 × 1--5 mm; teeth 3--14, not articulate. Cone apex pointed; spores green, spheric. 2 n =216.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality -
Pollination -
Spread -
Mature width (meter) 1.0
Mature height (meter) 0.15 - 0.5
Root system creeping-root rhizome
Rooting depth (meter) 0.2
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Dunes, river banks, wet ground on mountains etc, to 480 metres.
Light 4-9
Soil humidity 3-8
Soil texture 1-6
Soil acidity 5-8
Soil nutriment -
Hardiness (USDA) 2-7

Usage

Uses fiber forage medicinal wood
Edible -
Therapeutic use Eye Medicine (unspecified)
Human toxicity toxic (aerial)
Animal toxicity weak toxic (aerial)

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -38
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Equisetum variegatum leaf picture by Alain Louis (cc-by-sa)
Equisetum variegatum leaf picture by jack (cc-by-sa)
Equisetum variegatum leaf picture by pau ga (cc-by-sa)

Flower

Equisetum variegatum flower picture by F. Manzano (cc-by-sa)
Equisetum variegatum flower picture by F. Manzano (cc-by-sa)
Equisetum variegatum flower picture by JAN LEYDECKER (cc-by-sa)

Distribution

Equisetum variegatum world distribution map, present in Austria, Belgium, Belarus, Canada, Switzerland, China, Czech Republic, Germany, Denmark, Spain, France, United Kingdom of Great Britain and Northern Ireland, Georgia, Greenland, Croatia, Hungary, Iceland, Italy, Japan, Liberia, Liechtenstein, Montenegro, Mongolia, Netherlands, Norway, Poland, Romania, Saint Pierre and Miquelon, Serbia, Slovakia, Slovenia, Sweden, Turkey, United States of America, and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:93031-2
WFO ID wfo-0001108927
COL ID 6FYJF
BDTFX ID 24594
INPN ID 96553
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Equisetum alaskanum Hippochaete variegata Equisetum variegatum var. alaskanum Equisetum variegatum subsp. alaskanum Equisetum variegatum subsp. variegatum Equisetum variegatum var. variegatum Equisetum hyemale subsp. variegatum Equisetum variegatum f. anceps Hippochaete hyemalis var. alaskana Equisetum reptans var. variegatum Equisetum multiforme var. variegatum Equisetum hyemale var. variegatum Equisetum variegatum var. anceps Equisetum variegatum var. reptans Equisetum variegatum
WorldFloraDB 2024