Rheum tataricum L.F.

Species

Angiosperms > Caryophyllales > Polygonaceae > Rheum

Characteristics

Herbs 35-50 cm tall. Roots stout. Stem erect, short, hollow, glabrous. Basal leaves procumbent, large; petiole short, subterete, glabrous; leaf blade cordate-orbicular or orbicular, usually slightly wider than long, 20-35 × 27-50 cm, papery, abaxially glabrous or papilliferous, base cordate, margin serrulate, apex obtuse. Stem leaves orbicular, small, 5-6 cm in diam. Panicle 3-branched at middle, glabrous or papilliferous above. Pedicel 2.5-5 mm, slender, jointed above middle. Flowers 1-or 2-fascicled; bracteole scale-like. Tepals yellow-white, broadly elliptic, ca. 2 × 1.5 mm, outer 3 smaller. Stamens slightly shorter than perianth. Anthers oblong; filaments inflated forward to base, ca. 1 mm; disk adnate to base of perianth. Ovary triangular-ovoid; style slender, reflexed; stigma discoid. Fruit purple-red, ovoid, sometimes triangular-ovoid or ovoid-ellipsoid, 1-1.2 cm × 6-9 mm, base cordate, apex retuse; wings narrow, ca. 1.5 mm wide, with longitudinal vein near margin. Seeds dark brown, ovoid, ca. 5 mm wide. Fl. May, fr. Jun-Jul.
More
A herb. It grows 35-50 cm tall.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination anemogamy
Spread -
Mature width (meter) -
Mature height (meter) 0.43 - 0.5
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

Dry open places. Grasslands, deserts and plains; at elevations around 500-1,000 metres. Steppes; on gravel, clay, grassy and dry slopes, and hillocks.
More
It is a temperate plant. In western China it grows between 500-1,000 m above sea level.
Light 4-9
Soil humidity 1-5
Soil texture 1-3
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 5-10

Usage

Uses medicinal
Edible flowers fruits leaves stems
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by divisions or seedlings.
Mode divisions seedlings
Germination duration (days) 21 - 42
Germination temperacture (C°) 15 - 18
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Rheum tataricum unspecified picture

Distribution

Rheum tataricum world distribution map, present in Afghanistan, China, Croatia, Kazakhstan, Russian Federation, Tajikistan, and Uzbekistan

Identifiers

LSID urn:lsid:ipni.org:names:696804-1
WFO ID wfo-0000403596
COL ID 4S6CF
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Rheum caspicum Rheum songaricum Rheum tataricum