Polygonum huananense A.J.Li

Species

Angiosperms > Caryophyllales > Polygonaceae > Polygonum

Characteristics

Herbs perennial. Stems erect, 100-150 cm tall, robust, simple, sometimes branched above, densely villous. Petiole 5-10 mm, villous; leaf blade broadly lanceolate, 10-20 × 2-4.5 cm, both surfaces sparsely sericeous, base cuneate, margin shortly ciliate, apex long acuminate; ocrea tubular, 1.5-3 cm, membranous, apex truncate, cilia 4-5 mm. Inflorescence terminal, of panicled spikes, erect; bracts broadly ovate, villous, margin long ciliate, each 2-or 3-flowered. Pedicels longer than bracts, stout, articulate at apex. Perianth white, 5-parted; tepals elliptic, ca. 3 mm. Stamens exserted. Styles 3, connate below middle; stigmas capitate. Achenes included in persistent perianth, black-brown, slightly shiny, ellipsoid, trigonous, ca. 3 mm. 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) 1.0 - 1.5
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

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

Uses -
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 huananense world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:20002259-1
WFO ID wfo-0001240173
COL ID 4L9H2
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Polygonum huananense