Trollius chinensis Bunge

Trolle de Chine (fr)

Species

Angiosperms > Ranunculales > Ranunculaceae > Trollius

Characteristics

Stems more than 20 cm tall, to 80 cm at fruiting, simple. Basal leaves 1--4; petiole 12--30 cm, base narrowly sheathed; leaf blade not green when dried, pentagonal, 3.8--6.8 × 6.8--12.5 cm, base cordate, 3-sect; central segment rhombic, 3-fid to or beyond middle, margin densely unequally dentate; lateral segments obliquely flabellate, 2-fid nearly to base. Cauline leaves similar to basal ones, shortly petiolate or sessile. Pedicel 5--9 cm. Flower solitary, or 2 or 3 flowers in a terminal cyme, 3.8--5.5 cm in diam. Sepals (6--)10--15(--19), golden yellow, not green when dried, elliptic-obovate or obovate, 1.5--2.8 × 0.7--1.6 cm, apex rounded. Petals 18--21, narrowly linear, subequaling or longer than sepals, rarely shorter than sepals, 1.8--2.2 cm × 1.2--1.5 mm. Stamens 0.5--1.1 cm. Follicles 20--30, 1--1.2 cm × ca. 3 mm; persistent style ca. 1 mm. Seeds subovoid, ca. 1.5 mm, smooth. Fl. Jun--Jul, fr. Aug--Sep. 2n = 16*.
More
A herb. It keeps growing from year to year. It forms clumps. It grows 90 cm tall. The leaves have lobes like fingers on a hand. The flowers are yellow or golden and have several petal like sepals.
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) 0.35 - 0.85
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

It is a temperate plant.
Light 4-9
Soil humidity 5-7
Soil texture 1-2
Soil acidity 2-8
Soil nutriment -
Hardiness (USDA) 5-7

Usage

Uses environmental use medicinal
Edible flowers
Therapeutic use Lung diseases (unspecified), Pharyngitis (unspecified), Tonsillitis (unspecified)
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 chinensis unspecified picture

Distribution

Trollius chinensis world distribution map, present in China, Mongolia, and Korea (Democratic People's Republic of)

Identifiers

LSID urn:lsid:ipni.org:names:715085-1
WFO ID wfo-0000455221
COL ID 7CVTL
BDTFX ID 82392
INPN ID 611700
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Trollius chinensis Trollius asiaticus var. chinensis Trollius ledebourii var. macropetalus