Trollius asiaticus L.

Species

Angiosperms > Ranunculales > Ranunculaceae > Trollius

Characteristics

Stems more than 20 cm tall, to 80 cm at fruiting, simple or branched above middle. Basal leaves ca. 3; petiole 7--31 cm; leaf blade not green when dried, pentagonal, to 4.5 × 8.5 cm, base cordate, 3-sect; central segment rhombic, 3-fid, margin incised-dentate; lateral segments obliquely flabellate, unequally 2-fid nearly to base. Cauline leaves similar to basal ones, shortly petiolate or sessile. Flower solitary, terminal, (2--)3.4--4.5 cm in diam. Sepals 10--15(--20), orange-red or orange, rarely dark yellow, broadly elliptic or obovate, (0.7--)1.5--2.3 × (0.5--)1.2--1.7 cm, margin entire or irregularly dentate at apex. Petals spatulate-linear, longer than stamens but shorter than sepals, (4--)16 × 2--3.5 mm. Stamens ca. 1 cm. Follicles ca. 30; persistent style 0.5--1(--1.5) mm. Fl. Jul. 2n = 16.
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) 0.15 - 0.65
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

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

Usage

Uses environmental use medicinal ornamental
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°) -35
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Flower

Trollius asiaticus flower picture by Damdinova Khandama (cc-by-sa)
Trollius asiaticus flower picture by Алекс Воронов (cc-by-sa)

Distribution

Trollius asiaticus world distribution map, present in China, Kazakhstan, Liberia, Mongolia, Russian Federation, and Taiwan, Province of China

Identifiers

LSID urn:lsid:ipni.org:names:715075-1
WFO ID wfo-0001129330
COL ID 7CVTQ
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Trollius dahuricus Trollius bargusinensis Trollius asiaticus Trollius sertiflorus Trollius africanus Trollius asiaticus subsp. affinis Trollius asiaticus var. affinis