Polygonum palmatum Dunn

Species

Angiosperms > Caryophyllales > Polygonaceae > Polygonum

Characteristics

Herbs perennial. Stems erect, 60-100 cm tall, stout, angulate, much branched upward, strigose, shortly stellate hairy. Petiole 5-12 cm; leaf blade greenish abaxially, green adaxially, orbicular or broadly ovate, 7-15 × 6-14 cm, both surfaces shortly stellate hairy, sparsely strigose, margin sparsely ciliate, sometimes decurrent along petiole forming narrow wing, palmatipartite; lobes 5-7, ovate, base constricted, apex acuminate; ocrea lax, tubular, 1.5-2.5 cm, membranous, shortly stellate hairy, strigose, oblique, margin sparsely ciliate. Inflorescence terminal or axillary, capitate, ca. 1 cm in diam., several capitula aggregated and panicle-like; peduncle densely shortly stellate hairy, sparsely strigose; bracts lanceolate, each 2-or 3-flowered. Pedicels shorter than bracts, glabrous. Perianth pinkish, 5-parted; tepals elliptic, 2.5-3 mm. Stamens 8. Styles 3, connate to below middle. Achenes included in persistent perianth, brown, opaque, ovoid, trigonous, 3-3.5 mm, minutely punctate. Fl. Jul-Aug, fr. Sep-Oct.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.6 - 1.0
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 -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 6-12

Usage

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

Cultivation

Mode -
Germination duration (days) 21 - 60
Germination temperacture (C°) 21 - 23
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Polygonum palmatum world distribution map, present in China, India, and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:696190-1
WFO ID wfo-0001243087
COL ID 4L9RN
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Polygonum pseudopalmatum Polygonum palmatum Persicaria palmata Polygonum meeboldii