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Polygonum bellardii All.

Narrowleaf knotweed (en), Renouée de Bellardi (fr)

Species

Angiosperms > Caryophyllales > Polygonaceae > Polygonum

Characteristics

Like P. aviculare but nut shiny and pale to yellowish brown rather than matt and dark brown to black.
More
A herb.
Life form annual
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination autogamy
Spread barochory
Mature width (meter) -
Mature height (meter) -
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

It is a temperate plant.
Light -
Soil humidity 1-4
Soil texture 3-6
Soil acidity -
Soil nutriment -
Hardiness (USDA) 5-10

Usage

Uses -
Edible leaves
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 -

Images

Flower

Polygonum bellardii flower picture by Philippe Bellin (cc-by-sa)

Distribution

Polygonum bellardii world distribution map, present in Anguilla, Albania, Armenia, Australia, Azerbaijan, Bulgaria, Bosnia and Herzegovina, Canada, Algeria, Egypt, Spain, France, Georgia, Greece, Croatia, India, Iran (Islamic Republic of), Iraq, Israel, Italy, Kazakhstan, Kuwait, Lebanon, Libya, Morocco, Malta, Montenegro, Namibia, Pakistan, Portugal, Qatar, Russian Federation, Saudi Arabia, Serbia, Slovakia, Slovenia, Syrian Arab Republic, Tajikistan, Tunisia, Turkey, Ukraine, United States of America, Uzbekistan, and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:206101-2
WFO ID wfo-0000489635
COL ID 6W5VJ
BDTFX ID 51400
INPN ID 114660
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Polygonum bellardii Polygonum kitaibelianum Polygonum novoascanicum Polygonum agrestinum Polygonum nervosum Polygonum rectum Polygonum aviculare var. virgatum Polygonum patulum subsp. bordzilowskii Polygonum patulum subsp. kitaibelianum Polygonum rectum subsp. virgatum
WorldFloraDB 2024