Ranunculus pygmaeus Wahlenb.

Pygmy buttercup (en), Renoncule (fr)

Species

Angiosperms > Ranunculales > Ranunculaceae > Ranunculus

Characteristics

Stems erect or ascending from short caudices, 0.6-3.5 cm (sometimes longer in fruit), each with 1-2 flowers. Roots slender, 0.1-0.6 mm thick. Basal leaves persistent, blades reniform to transversely elliptic or semicircular, 3-parted or-divided, 0.45-0.9 × 0.6-1.3 cm, at least lateral segments again lobed, base truncate or nearly cordate, margins entire, apex rounded to obtuse. Flowers: pedicels glabrous or pubescent; receptacle glabrous; sepals 2-4 × 1.2-1.6 mm, abaxially sparsely hairy, hairs colorless; petals 5, 1.2-3.5 × 1.1-2.8 mm; nectary scale glabrous. Heads of achenes nearly globose to cylindric, 2.5-7 × 2.5-5 mm; achenes 1-1.2 × 0.8-1.1 mm, glabrous; beak subulate, straight or curved, 0.3-0.7 mm. 2 n = 16.
Life form perennial
Growth form herb
Growth support -
Foliage retention
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.02 - 0.1
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Light 7-9
Soil humidity 3-7
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 5-8

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity toxic (whole)
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 30 - 90
Germination temperacture (C°) 10
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Ranunculus pygmaeus unspecified picture

Distribution

Ranunculus pygmaeus world distribution map, present in Austria, Canada, Finland, Greenland, Iceland, Italy, Japan, Liberia, Netherlands, Norway, Russian Federation, Slovakia, Sweden, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:30253244-2
WFO ID wfo-0000461383
COL ID 4RHJH
BDTFX ID 77571
INPN ID 161394
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Ranunculus pygmaeus Ranunculus areolatus Ranunculus baerianus Ranunculus tappeineri Ranunculus pygmaeus var. langeanus Ranunculus pygmaeus subsp. pygmaeus Ranunculus pygmaeus var. pygmaeus Ranunculus pygmaeus var. petiolulatus