Trollius pumilus D.Don

Species

Angiosperms > Ranunculales > Ranunculaceae > Trollius

Characteristics

Stems more than 3.5 cm tall, to 25 cm at fruiting, simple. Basal leaves 1--3; petiole 1.5--5 cm, base sheathed; leaf blade green or not when dried, pentagonal or pentagonal-ovate, 0.8--1.5 × 1.2--2.5 cm, base deeply cordate, 3-parted; central lobe obovate or flabellate-obovate, apex rounded, 3-lobed, with 2 or 3 lobules or dentate margin; lateral lobes obliquely flabellate, unequally 2-fid. Cauline leaves 2 or 3, similar to basal ones. Flower solitary, terminal, 1.5--2 cm in diam. Sepals 5, yellow and caducous, or white inside, purplish outside and persistent, green or not when dried, obovate or ovate, 6--10(--17) × 3.5--9 (--15) mm, apex rounded, usually caducous. Petals spatulate-linear, shorter than stamens, 2--3 × ca. 0.5 mm, apex rounded. Stamens 3.5--5 mm. Follicles 6--16, ca. 1 cm; persistent style ca. 1 mm. Seeds ca. 1 mm, ellipsoid-globose, smooth. Fl. Jul, fr. Aug.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) 0.1 - 0.5
Mature height (meter) 0.04 - 0.17
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 4-9
Soil humidity 5-7
Soil texture 1-2
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 5-8

Usage

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

Cultivation

Can be grown by divisions or seedlings. Seeds needs stratification.
Mode divisions seedlings
Germination duration (days) 30 - 365
Germination temperacture (C°) 14 - 16
Germination luminosity -
Germination treatment stratification
Minimum temperature (C°) -29
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Trollius pumilus unspecified picture

Distribution

Trollius pumilus world distribution map, present in Bhutan, China, India, and Nepal

Identifiers

LSID urn:lsid:ipni.org:names:715140-1
WFO ID wfo-0001130484
COL ID 7D7TR
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Trollius geranifolius Trollius gammieanus Trollius pumilus Trollius pumilus var. sikkimensis Trollius pumilus var. semifissus Trollius pumilus var. pumilus

Lower taxons

Trollius pumilus var. tanguticus Trollius pumilus var. foliosus Trollius pumilus var. tehkehensis