Rumex paucifolius Nutt.

Alpine sheep sorrel (en)

Species

Angiosperms > Caryophyllales > Polygonaceae > Rumex

Characteristics

Plants perennial, glabrous, with vertical rootstock and densely tufted underground stolons. Stems erect, rarely ascending, tufted at base and branched only in inflorescence, occasionally inflorescences simple or nearly so, 10-40(-60) cm. Leaves: blade normally broadly lanceolate or ovate-lanceolate, usually not hastate (without basal lobes), 3-7(-10) × (0.6-)1-3(-4) cm, base narrowly cuneate (gradually narrowing into petiole), margins entire, flat, apex obtuse or subacute. Inflorescences terminal, occupying distal 2/ 3 of stem, usually lax and interrupted at least near base, narrowly paniculate, rarely simple. Pedicels articulated in proximal 1/ 3, filiform, 1-3(-5) mm, articulation slightly swollen. Flowers 3-10(-12) in whorls; inner tepals broadly ovate or almost orbiculate, 2.8-3.8 × 2.7-3.6 mm, base cordate or rounded-truncate, apex obtuse or subacute; tubercles absent. Achenes brown, 1.2-1.8 × 0.8-1 mm. 2n = 14, 28.
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A herb.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality dioecy
Pollination anemogamy
Spread -
Mature width (meter) -
Mature height (meter) 0.25
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Montane areas from lower wet meadows to moist slopes above the tree line. Meadows, gravelly and grassy slopes, banks of rivers and streams in alpine, subalpine, and montane zones; at elevations from 2,000-3,000 metres.
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It is a temperate plant.
Light 4-9
Soil humidity 4-9
Soil texture 1-6
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 4-9

Usage

The leaves and stems are eaten fresh. The ripe seeds are used as food.
Uses dye
Edible leaves seeds stems
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by seedlings.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Rumex paucifolius unspecified picture

Distribution

Rumex paucifolius world distribution map, present in Canada and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:224479-2
WFO ID wfo-0000737288
COL ID 799CN
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Rumex paucifolius Rumex geyeri Rumex paucifolius subsp. gracilescens Rumex paucifolius subsp. paucifolius Rumex engelmannii var. geyeri