Status:
valid
Authors:
Meisn.
Source:
cmp
Year:
1826
Citation Micro:
Monogr. Polyg. : 91 (1826)
WFO Identifier:
wfo-0000489719
Common Names
- Polygonum Cognatum
- Cognate Polygonum
- Cognate's Polygonum
Synonyms
- Polygonum alpestre C.A.Mey. [unknown]
- Polygonum ammanioides Jaub. & Spach [unknown]
- Polygonum rupestre Kar. & Kir. [unknown]
- Polygonum myriophyllum H.Gross [unknown]
- Polygonum cognatum cognatum [unknown]
- Polygonum cognatum alpestre (C.A.Mey.) Meisn. [unknown]
Description
Polygonum cognatum (also called Japanese Knotweed, among many other common names) is an herbaceous perennial plant native to East Asia. It is a fast-growing plant that can reach up to 3 meters in height. It is found in moist, shady areas, such as riverbanks, roadsides, and disturbed areas.
Uses & Benefits
Polygonum cognatum has a variety of uses, including medicinal, culinary, and ornamental.
Cultivars, Varieties & Sub-species
Polygonum cognatum sub. chitralicum (Rech.f. & Schiman-Czeika) Qaiser
Flower, Seeds and Seedlings
The flower of Polygonum cognatum is a small, white, star-shaped flower with five petals. The seed is a small, black, round seed. The seedlings are small and thin, with a single, oval-shaped leaf.
Cultivation and Propagation
Polygonum cognatum is an annual plant native to temperate regions. It is best grown in a sunny location in a well-drained soil. It prefers dry conditions and should be kept moist but not wet. Propagation is done by seed.
Where to Find Polygonum cognatum
Polygonum cognatum is native to tropical Africa and can be found in moist, shady areas such as forest floors.
Polygonum cognatum FAQ
What is the scientific name of Polygonum cognatum?
Polygonum cognatum
What is the common name of Polygonum cognatum?
Cognate Polygonum
Where is Polygonum cognatum found?
Polygonum cognatum is found in the Philippines
Species in the Polygonum genus
Polygonum icaricum,
Polygonum idaeum,
Polygonum albanicum,
Polygonum arenarium,
Polygonum arenastrum,
Polygonum acetosum,
Polygonum salsugineum,
Polygonum scoparium,
Polygonum tenoreanum,
Polygonum perfoliatum,
Polygonum plebeium,
Polygonum romanum,
Polygonum rurivagum,
Polygonum ramosissimum,
Polygonum douglasii,
Polygonum floribundum,
Polygonum equisetiforme,
Polygonum filicaule,
Polygonum bellardii,
Polygonum boreale,
Polygonum aviculare,
Polygonum cognatum,
Polygonum careyi,
Polygonum maritimum,
Polygonum patulum,
Polygonum papillosum,
Polygonum oxyspermum,
Polygonum glaucum,
Polygonum gussonei,
Polygonum longiocreatum,
Polygonum longipes,
Polygonum istanbulicum,
Polygonum americanum,
Polygonum basiramium,
Polygonum parksii,
Polygonum angustifolium,
Polygonum coriarium,
Polygonum divaricatum,
Polygonum dshawachischwilii,
Polygonum erectum,
Polygonum hissaricum,
Polygonum humifusum,
Polygonum jurii,
Polygonum panjutinii,
Polygonum thunbergii,
Polygonum tripterocarpum,
Polygonum weyrichii,
Polygonum brittingeri,
Polygonum lacerum,
Polygonum paraguayense,
Species in the Polygonaceae family
Acanthoscyphus parishii,
Afrobrunnichia africana,
Afrobrunnichia erecta,
Antigonon flavescens,
Antigonon guatimalense,
Antigonon leptopus,
Aristocapsa insignis,
Atraphaxis intricata,
Atraphaxis angustifolia,
Atraphaxis aucheri,
Atraphaxis avenia,
Atraphaxis badghysi,
Atraphaxis billardieri,
Atraphaxis bracteata,
Atraphaxis canescens,
Atraphaxis caucasica,
Atraphaxis compacta,
Atraphaxis daghestanica,
Atraphaxis decipiens,
Atraphaxis frutescens,
Atraphaxis grandiflora,
Atraphaxis irtyschensis,
Atraphaxis karataviensis,
Atraphaxis kopetdagensis,
Atraphaxis laetevirens,
Atraphaxis macrocarpa,
Atraphaxis manshurica,
Atraphaxis muschketowii,
Atraphaxis pungens,
Atraphaxis pyrifolia,
Atraphaxis rodinii,
Atraphaxis seravschanica,
Atraphaxis spinosa,
Atraphaxis suaedifolia,
Atraphaxis teretifolia,
Atraphaxis virgata,
Atraphaxis arianum,
Atraphaxis atraphaxiforme,
Atraphaxis toktogulicum,
Brunnichia ovata,
Calligonum acanthopterum,
Calligonum aciferum,
Calligonum aculeatum,
Calligonum aequilaterale,
Calligonum alaschanicum,
Calligonum alatiforme,
Calligonum alatum,
Calligonum amoenum,
Calligonum androssowii,
Calligonum aphyllum,