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Thalictrum sparsiflorum Turcz. ex Fisch. & C.A.Mey.

Fewflower meadow-rue (en)

Species

Angiosperms > Ranunculales > Ranunculaceae > Thalictrum

Characteristics

Stems erect, leafy, slender, (20-)30-100(-120) cm, glabrous. Leaves mostly cauline, proximal leaves petiolate, distalmost sessile. Leaf blade (2-)3-ternate; leaflets obovate to orbiculate or cordate, usually 3-cleft and divisions 3-lobed, thin, 10-20 mm, surfaces abaxially often glandular-puberulent. Inflorescences axillary, 1-few flowers, diffuse, leafy; bracts leaflike, large. Flowers: pedicels abruptly recurved in fruit; sepals whitish or greenish, often purplish tinged, elliptic, 2-3.5(-4) mm; stamens 12-20, whitish; filaments 3-4.5 mm; anthers 0.5-0.8 mm. Achenes (4-)6-12; stipe 0.3-1.5 mm; body obliquely obovate to half-rhombic, strongly compressed, (4-)5-6 × 3-4 mm, abaxial margin straight, glabrous or glandular-puberulent, faintly 3-4(-5)-veined; beak 1-1.5 mm.
More
Plants ca. 90 cm tall, glabrous. Roots dense, ca. 10 cm. Stems branched, smooth. Basal and proximal cauline leaves withered at anthesis. Cauline leaf petiole ca. 3 cm; leaf blade 3-or 4-ternate, 6--9 cm; leaflet blade obovate or orbicular, 1.3--2 × 1.2--1.8 cm, thinly herbaceous, base cuneate, rounded, or subcordate, margin 3-lobed; lobes crenate, apex shortly acute; veins flat on both surfaces. Inflorescence few flowered. Pedicel 0.5--1.5 mm, 10--30 mm in fruit. Sepals white, ovate, 2.5--3 mm. Stamens 10--15; filament filiform; anther ovate, ca. 1 mm, apex obtuse. Carpels 4--7; style equaling ovary, ca. 1 mm. Achene stipe 2--3 mm; body obliquely obovoid or hemiobovoid, strongly compressed, ca. 7 mm; veins ca. 3. Fl. Jun.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.6 - 0.95
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 4-6
Soil humidity 5-7
Soil texture 1-2
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

Usage

Uses medicinal
Edible -
Therapeutic use Veterinary Aid (flower), Veterinary Aid (leaf), Dermatological Aid (root), Dermatological Aid (seed), Veterinary Aid (unspecified), Stimulant(Veterinary) (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by divisions or seedlings.
Mode divisions seedlings
Germination duration (days) 15 - 21
Germination temperacture (C°) 10 - 15
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Thalictrum sparsiflorum unspecified picture

Distribution

Thalictrum sparsiflorum world distribution map, present in Canada, China, Liberia, Korea (Democratic People's Republic of), and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:714890-1
WFO ID wfo-0001129278
COL ID 562J3
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Thalictrum sparsiflorum Thalictrum richardsonii Thalictrum sparsiflorum var. richardsonii Thalictrum sparsiflorum var. viridius

Lower taxons

Thalictrum sparsiflorum var. saximontanum
WorldFloraDB 2024