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Image of Fall Knotweed
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Fall Knotweed

Polygonum spergulariiforme Meisn. ex Small

Scientific Names

Preferred Names

Polygonum spergulariiforme Meisn. ex Small
Species recognized by EOL Dynamic Hierarchy April 2022
Reference taxon from Synonymic Checklists of the Vascular Plants of the World in Species 2000 & ITIS Catalogue of Life
Polygonum douglasii subsp. spergulariiforme (Meisn. ex Small) J. C. Hickman
Subspecies recognized by GBIF national node type records UK
Polygonum spergulariiforme
Species recognized by wikipedia VI, Canada Species List, North Pacific Species List, NCBI, and United States Species List
Polygonum spergulariiforme
Recognized by CalPhotos and National Wetland Plant List USA
Polygonum spergulariiforme Meisn. ex Small
Species recognized by EOL Dynamic Hierarchy 1.1, EOL Dynamic Hierarchy 1.1, and GBIF classification
Polygonum spergulariiforme Meisner ex Small
Recognized by eFloras
Polygonum douglasii Greene subsp. spergulariiforme (Meisn. ex Small) J. C. Hickman
Subspecies recognized by USDA PLANTS images and USDA Plants data
Polygonum emaciatum
Recognized by iDigBio type specimen records
Polygonum emaciatum A. Nelson
Recognized by NMNH type specimens
Polygonum spergulariiforme
Species recognized by Barcode of Life Data Systems, Global Biotic Interactions, and iNaturalist data coverage
Polygonum spergulariiforme
Recognized by TRY summarized records
Polygonum spergulariiforme Meisn. ex Small
Species recognized by Catalogue of Life 7 February 2023, iNaturalist, Integrated Taxonomic Information System (ITIS) Taxonomic Hierarchy, Dynamic Hierarchy Version 2.2 - Test, and GBIF data coverage

Alternative Names

Polygonum douglasii subsp. spergulariiforme (Meisn. ex Small) J. C. Hickman
Not accepted according to EOL Dynamic Hierarchy April 2022
Reference taxon from Synonymic Checklists of the Vascular Plants of the World in Species 2000 & ITIS Catalogue of Life
Polygonum emaciatum A. Nels.
Not accepted according to EOL Dynamic Hierarchy April 2022
Reference taxon from Synonymic Checklists of the Vascular Plants of the World in Species 2000 & ITIS Catalogue of Life
Polygonum douglasii ssp. spergulariiforme (Meisn. ex Small) J. C. Hickman
Synonym according to EOL Dynamic Hierarchy 1.1 and EOL Dynamic Hierarchy 1.1
Polygonum emaciatum A. Nels.
Synonym according to EOL Dynamic Hierarchy 1.1 and EOL Dynamic Hierarchy 1.1
Polygonum douglasii subsp. spergulariiforme (Meisn. ex Small) J. C. Hickman
Not accepted according to Integrated Taxonomic Information System (ITIS) Taxonomic Hierarchy and Dynamic Hierarchy Version 2.2 - Test
Polygonum douglasii subsp. spergulariiforme (Meisn. ex Small) J. C. Hickman
Synonym according to Catalogue of Life 7 February 2023
Polygonum emaciatum A. Nels.
Not accepted according to Dynamic Hierarchy Version 2.2 - Test
Polygonum emaciatum A. Nelson
Synonym according to Catalogue of Life 7 February 2023
Polygonum spergulariiforme Meisn. ex Small
Synonym according to USDA PLANTS images

Common Names

English

Fall Knotweed preferred
Recognized by National Wetland Plant List USA
scatter knotweed
prefer
Recognized by USDA PLANTS images

Curated hierarchies for Polygonum spergulariiforme Meisn. ex Small

EOL Dynamic Hierarchy April 2022

Life
Cellular Organisms
Eukaryota
Archaeplastida
Chloroplastida
Streptophyta
Embryophytes
Tracheophyta
Spermatophytes
Angiosperms
Eudicots
Superasterids
Caryophyllales
Polygonaceae
Polygonum
Polygonum spergulariiforme Meisn. ex Small (this page)
Polygonum acerosum Ledeb. ex Meisn.
Polygonum acetosum Bieb.
Polygonum afghanicum Meisn.
Polygonum afromontanum Greenway
Polygonum afyonicum Leblebici & Gemici
Polygonum albanicum Jáv.
Polygonum arenastrum Boreau
Polygonum arussense Chiov.
Polygonum aschersonianum H. Gross
Polygonum austiniae Greene
Polygonum aviculare L.
Polygonum bellardii All.
Polygonum biaristatum Aitch. & Hemsl.
Polygonum bidwelliae S. Wats.
Polygonum bolanderi Brew. ex A. Gray
Polygonum borgoicum N. N. Tupitsyna
Polygonum bornmuelleri Litwinow
Polygonum brasiliense K. Koch
Polygonum breviarticulatum Rech. fil.
Polygonum californicum Meisn.
Polygonum cascadense W. H. Baker
Polygonum cashmirense H. Gross
Polygonum cognatum Meisn.
Polygonum corrigioloides Jaub. & Spach
Polygonum crispatum C. B. Clarke
Polygonum czukavinae Sojak
Polygonum douglasii Greene
Polygonum ebracteatum A. H. Munshi & G. N. Javeid
Polygonum ekimianum E. Leblebici, H. Duman & Z. Aytaç
Polygonum engelmannii Greene
Polygonum erectum L.
Polygonum fibrilliferum Kom.
Polygonum glandulosopilosum De Wild.
Polygonum glaucescens N. A. Ivanova ex N. N. Tupitsyna
Polygonum glaucum Nutt.
Polygonum graminifolium Heuffel
Polygonum hassanabdalicum M. N. Chaudhri
Polygonum heterosepalum M. E. Peck & Ownbey
Polygonum icaricum Rech. fil.
Polygonum idaeum Hayek
Polygonum ilanense Liu & Ou
Polygonum istanbulicum M. Keskin
Polygonum karacae Zielinski & Botratynski
Polygonum kelloggii Greene
Polygonum lacerum Kunth
Polygonum leptocarpum B. L. Rob.
Polygonum libani Boiss.
Polygonum longipes Halácsy & Charrel
Polygonum marinense T. R. Mert. & Raven
Polygonum maritimum L.
Polygonum melihae Gemici & Kit Tan
Polygonum mezianum H. Gross
Polygonum minimum S. Wats.
Polygonum minutissimum Z. Wei & Yun-bing Chang
Polygonum norvegicum (Sam.) G. Samuelsson ex Lid
Polygonum obtusifolium Täckh. & Boulos
Polygonum olivascens Rech. fil. & Schiman-Czeika
Polygonum oxyspermum Mey. & Bunge
Polygonum palaestinum Zoh.
Polygonum papillosum P. Hartvig
Polygonum paronychia Cham. & Schltdl.
Polygonum parryi Greene
Polygonum patulum Bieb.
Polygonum plebejum R. Br.
Polygonum podlechii Rech. fil. & Schiman-Czeika
Polygonum polycnemoides Jaub. & Spach
Polygonum polygaloides Meisn.
Polygonum praelongum Coode & Cullen
Polygonum propinquum Ledeb.
Polygonum psammophilum (Bordz. ex Tzvel.) Tzvel.
Polygonum pteranthum Kitagawa
Polygonum ramosissimum Michx.
Polygonum ramuliflorum Kitagawa
Polygonum recumbens Royle ex Bab.
Polygonum rigidum Skvortz.
Polygonum robertii Loisel.
Polygonum robynsii De Wild.
Polygonum romanum Jacq.
Polygonum rottboellioides Jaub. & Spach
Polygonum ryukyuense Kitagawa
Polygonum salsugineum Bieb.
Polygonum samsunicum Yildirimli & Leblebici
Polygonum sawatchense Small
Polygonum schistosum Czuk.
Polygonum scoparium Req. ex Loisel.
Polygonum setosum Jacq.
Polygonum shastense Brewer ex A. Gray
Polygonum shiheziense F. Z. Li, Y. T. Hou & F. J. Lu
Polygonum shuchengense Z. Z. Zhou
Polygonum sivasicum Kit Tan & Yildiz
Polygonum striatulum Robinson
Polygonum subaphyllum G. P. Sumnevicz
Polygonum sumatranum De Bruyn
Polygonum tachengense F. Z. Li, Y. T. Hou & F. J. Lu
Polygonum tenoreanum Nardi & Raffaelli
Polygonum tenuissimum A. I. Baranov & Skvortz. ex Vorosh.
Polygonum thymifolium Jaub. & Spach
Polygonum uniflorum Y. X. Ma & Y. T. Zhao
Polygonum urumqiense F. Z. Li, Y. T. Hou & F. J. Lu
Polygonum volchovense N. N. Tzvel.
45 additional siblings truncated for brevity.
See the resource file for a full list.

Catalogue of Life 7 February 2023

Biota
Plantae
Tracheophyta
Magnoliopsida
Caryophyllales Juss. ex Bercht. & J. Presl
Polygonaceae Juss.
Polygonoideae Eaton
Polygonum L.
Polygonum spergulariiforme Meisn. ex Small (this page)
Polygonum acerosum Ledeb. ex Meisn.
Polygonum acetosum M. Bieb.
Polygonum afghanicum Meisn.
Polygonum afromontanum Greenway
Polygonum afyonicum Leblebici & Gemici
Polygonum ajanense (Regel & Tiling) Grig.
Polygonum albanicum Jáv.
Polygonum aleppicum Boiss. & Hausskn.
Polygonum amgense Michaleva & Perfiljeva
Polygonum arenarium Waldst. & Kit.
Polygonum arenastrum Boreau
Polygonum argyrocoleum Steud. ex Kunze
Polygonum arussense Chiov.
Polygonum aschersonianum H. Gross
Polygonum austiniae Greene
Polygonum aviculare L.
Polygonum balansae Boiss.
Polygonum biaristatum Aitch. & Hemsl.
Polygonum bidwelliae S. Watson
Polygonum bolanderi W. H. Brewer ex A. Gray
Polygonum boreale (Lange) Small
Polygonum borgoicum Tupitz.
Polygonum brasiliense K. Koch
Polygonum breviarticulatum Rech. fil.
Polygonum californicum Meisn.
Polygonum cappadocicum Boiss. & Balansa
Polygonum cascadense W. H. Baker
Polygonum cashmirense H. Gross
Polygonum cedrorum Boiss. & Kotschy ex Boiss.
Polygonum cognatum Meisn.
Polygonum corrigioloides Jaub. & Spach
Polygonum czukavinae Soják
Polygonum douglasii Greene
Polygonum ekimianum Leblebici, H. Duman & Aytaç
Polygonum engelmannii Greene
Polygonum equisetiforme Sm.
Polygonum excelsius (Karlsson) Uotila
Polygonum fibrilliferum Kom.
Polygonum fusco-ochreatum Kom.
Polygonum gabrielae Costea & Tardif
Polygonum graminifolium Heuff.
Polygonum heterosepalum M. Peck & Ownbey
Polygonum hohuanshanense S. S. Ying
Polygonum huichunense F. Z. Li, Y. T. Hou & C. Y. Qu
Polygonum hyrcanicum Rech. fil.
Polygonum icaricum Rech. fil.
Polygonum idaeum Hayek
Polygonum ilanense Y. C. Liu & C. H. Ou
Polygonum inflexum Kom.
Polygonum intramongolicum A. J. Li
Polygonum istanbulicum M. Keskin
Polygonum karacae Ziel. & Borat.
Polygonum kelloggii Greene
Polygonum kolumense A. P. Khokhr.
Polygonum lacerum Kunth
Polygonum leptocarpum B. L. Rob.
Polygonum libani Boiss.
Polygonum longiocreatum Bartlett
Polygonum longipes Halácsy & Charrel
Polygonum luzuloides Jaub. & Spach
Polygonum majus (Meisn.) Piper
Polygonum marinense T. R. Mert. & P. H. Raven
Polygonum maritimum L.
Polygonum mesembricum Chrtek
Polygonum mezianum H. Gross
Polygonum minimum S. Watson
Polygonum minutissimum Z. Wei & Y. B. Chang
Polygonum molliiforme Boiss.
Polygonum norvegicum (Sam.) Sam. ex Lid
Polygonum nuttallii Small
Polygonum olivascens Rech. fil. & Schiman-Czeika
Polygonum oxyspermum C. A. Mey. & Bunge
Polygonum palaestinum Zohary
Polygonum papillosum Hartvig
Polygonum paronychioides C. A. Mey.
Polygonum parryi Greene
Polygonum patuliforme Vorosch.
Polygonum patulum M. Bieb.
Polygonum plebeium R. Br.
Polygonum podlechii Rech. fil. & Schiman-Czeika
Polygonum polycnemoides Jaub. & Spach
Polygonum polygaloides Meisn.
Polygonum raii Bab.
Polygonum ramosissimum Michx.
Polygonum ramuliflorum Kitag.
Polygonum recumbens Royle ex Bab.
Polygonum rigidum Skvortsov
Polygonum roberti Loisel.
Polygonum robynsii De Wild.
Polygonum romanum Jacq.
Polygonum rottboellioides Jaub. & Spach
Polygonum ryukyuense Kitag.
Polygonum sabulosum Vorosch.
Polygonum salebrosum Coode & Cullen
Polygonum salsugineum M. Bieb.
Polygonum samsunicum Yild. & Leblebici
Polygonum sanguinaria J. Rémy
Polygonum sarobiense Rech. fil.
Polygonum sawatchense Small
Polygonum schistosum Czukav.
51 additional siblings truncated for brevity.
See the resource file for a full list.

Dynamic Hierarchy Version 2.2 - Test

Life
Cellular Organisms
Eukaryota
Archaeplastida
Chloroplastida
Streptophyta
Embryophytes
Tracheophyta
Spermatophytes
Angiosperms
Eudicots
Superasterids
Caryophyllales
Polygonaceae
Polygonum
Polygonum spergulariiforme Meisn. ex Small (this page)
Polygonum acerosum Ledeb. ex Meisn.
Polygonum acetosum Bieb.
Polygonum afghanicum Meisn.
Polygonum afromontanum Greenway
Polygonum afyonicum Leblebici & Gemici
Polygonum albanicum Jáv.
Polygonum arenastrum Boreau
Polygonum arussense Chiov.
Polygonum aschersonianum H. Gross
Polygonum austiniae Greene
Polygonum aviculare L.
Polygonum bellardii All.
Polygonum biaristatum Aitch. & Hemsl.
Polygonum bidwelliae S. Wats.
Polygonum bolanderi Brew. ex A. Gray
Polygonum borgoicum N. N. Tupitsyna
Polygonum bornmuelleri Litwinow
Polygonum brasiliense K. Koch
Polygonum breviarticulatum Rech. fil.
Polygonum californicum Meisn.
Polygonum cascadense W. H. Baker
Polygonum cashmirense H. Gross
Polygonum cognatum Meisn.
Polygonum corrigioloides Jaub. & Spach
Polygonum crispatum C. B. Clarke
Polygonum czukavinae Sojak
Polygonum douglasii Greene
Polygonum ekimianum E. Leblebici, H. Duman & Z. Aytaç
Polygonum engelmannii Greene
Polygonum erectum L.
Polygonum fibrilliferum Kom.
Polygonum glandulosopilosum De Wild.
Polygonum glaucescens N. A. Ivanova ex N. N. Tupitsyna
Polygonum glaucum Nutt.
Polygonum graminifolium Heuffel
Polygonum heterosepalum M. E. Peck & Ownbey
Polygonum huichunense F. Z. Li, Y. T. Hou & C. Y. Qu
Polygonum icaricum Rech. fil.
Polygonum idaeum Hayek
Polygonum ilanense Liu & Ou
Polygonum istanbulicum M. Keskin
Polygonum karacae Zielinski & Botratynski
Polygonum kelloggii Greene
Polygonum lacerum Kunth
Polygonum leptocarpum B. L. Rob.
Polygonum libani Boiss.
Polygonum longipes Halácsy & Charrel
Polygonum marinense T. R. Mert. & Raven
Polygonum maritimum L.
Polygonum melihae Gemici & Kit Tan
Polygonum mesembricum Chrtek
Polygonum mezianum H. Gross
Polygonum minimum S. Wats.
Polygonum minutissimum Z. Wei & Yun-bing Chang
Polygonum norvegicum (Sam.) G. Samuelsson ex Lid
Polygonum nuttallii Small
Polygonum olivascens Rech. fil. & Schiman-Czeika
Polygonum oxyspermum Mey. & Bunge
Polygonum palaestinum Zoh.
Polygonum papillosum P. Hartvig
Polygonum paronychia Cham. & Schltdl.
Polygonum parryi Greene
Polygonum patulum Bieb.
Polygonum plebejum R. Br.
Polygonum podlechii Rech. fil. & Schiman-Czeika
Polygonum polycnemoides Jaub. & Spach
Polygonum polygaloides Meisn.
Polygonum praelongum Coode & Cullen
Polygonum propinquum Ledeb.
Polygonum psammophilum (Bordz. ex Tzvel.) Tzvel.
Polygonum ramosissimum Michx.
Polygonum ramuliflorum Kitagawa
Polygonum recumbens Royle ex Bab.
Polygonum rigidum Skvortz.
Polygonum robertii Loisel.
Polygonum robynsii De Wild.
Polygonum romanum Jacq.
Polygonum rottboellioides Jaub. & Spach
Polygonum ryukyuense Kitagawa
Polygonum salsugineum Bieb.
Polygonum samsunicum Yildirimli & Leblebici
Polygonum sawatchense Small
Polygonum schistosum Czuk.
Polygonum scoparium Req. ex Loisel.
Polygonum setosum Jacq.
Polygonum shastense Brewer ex A. Gray
Polygonum shiheziense F. Z. Li, Y. T. Hou & F. J. Lu
Polygonum shuchengense Z. Z. Zhou
Polygonum sivasicum Kit Tan & Yildiz
Polygonum snijmaniae S. Ortiz
Polygonum striatulum Robinson
Polygonum subaphyllum G. P. Sumnevicz
Polygonum sumatranum De Bruyn
Polygonum tachengense F. Z. Li, Y. T. Hou & F. J. Lu
Polygonum tenue Michx.
Polygonum tenuissimum A. I. Baranov & Skvortz. ex Vorosh.
Polygonum thymifolium Jaub. & Spach
Polygonum uniflorum Y. X. Ma & Y. T. Zhao
Polygonum urumqiense F. Z. Li, Y. T. Hou & F. J. Lu
Polygonum volchovense N. N. Tzvel.
35 additional siblings truncated for brevity.
See the resource file for a full list.

EOL Dynamic Hierarchy 1.1

Life
Cellular Organisms
Eukaryota
Archaeplastida
Chloroplastida
Streptophyta
Embryophytes
Tracheophyta
Spermatophytes
Angiosperms
Eudicots
Superasterids
Caryophyllales
Polygonaceae
Polygonum
Polygonum spergulariiforme Meisn. ex Small (this page)
Polygonum acerosum Ledeb. ex Meisn.
Polygonum acetosum Bieb.
Polygonum afghanicum Meisn.
Polygonum afromontanum Greenway
Polygonum afyonicum Leblebici & Gemici
Polygonum albanicum Jáv.
Polygonum arenastrum Boreau
Polygonum arussense Chiov.
Polygonum aschersonianum H. Gross
Polygonum austiniae Greene
Polygonum aviculare L.
Polygonum bellardii All.
Polygonum biaristatum Aitch. & Hemsl.
Polygonum bidwelliae S. Wats.
Polygonum bolanderi Brew. ex A. Gray
Polygonum borgoicum N. N. Tupitsyna
Polygonum bornmuelleri Litwinow
Polygonum brasiliense K. Koch
Polygonum breviarticulatum Rech. fil.
Polygonum californicum Meisn.
Polygonum cascadense W. H. Baker
Polygonum cashmirense H. Gross
Polygonum cognatum Meisn.
Polygonum corrigioloides Jaub. & Spach
Polygonum crispatum C. B. Clarke
Polygonum czukavinae Sojak
Polygonum douglasii Greene
Polygonum ebracteatum A. H. Munshi & G. N. Javeid
Polygonum ekimianum E. Leblebici, H. Duman & Z. Aytaç
Polygonum engelmannii Greene
Polygonum erectum L.
Polygonum fibrilliferum Kom.
Polygonum glandulosopilosum De Wild.
Polygonum glaucescens N. A. Ivanova ex N. N. Tupitsyna
Polygonum glaucum Nutt.
Polygonum graminifolium Heuffel
Polygonum hassanabdalicum M. N. Chaudhri
Polygonum heterosepalum M. E. Peck & Ownbey
Polygonum icaricum Rech. fil.
Polygonum idaeum Hayek
Polygonum ilanense Liu & Ou
Polygonum istanbulicum M. Keskin
Polygonum karacae Zielinski & Botratynski
Polygonum kelloggii Greene
Polygonum lacerum Kunth
Polygonum leptocarpum B. L. Rob.
Polygonum libani Boiss.
Polygonum longipes Halácsy & Charrel
Polygonum marinense T. R. Mert. & Raven
Polygonum maritimum L.
Polygonum melihae Gemici & Kit Tan
Polygonum mezianum H. Gross
Polygonum minimum S. Wats.
Polygonum minutissimum Z. Wei & Yun-bing Chang
Polygonum norvegicum (Sam.) G. Samuelsson ex Lid
Polygonum obtusifolium Tackh. & Boulos
Polygonum olivascens Rech. fil. & Schiman-Czeika
Polygonum oxyspermum Mey. & Bunge
Polygonum palaestinum Zoh.
Polygonum papillosum P. Hartvig
Polygonum paronychia Cham. & Schltdl.
Polygonum parryi Greene
Polygonum patulum Bieb.
Polygonum plebejum R. Br.
Polygonum podlechii Rech. fil. & Schiman-Czeika
Polygonum polycnemoides Jaub. & Spach
Polygonum polygaloides Meisn.
Polygonum praelongum Coode & Cullen
Polygonum propinquum Ledeb.
Polygonum psammophilum (Bordz. ex Tzvel.) Tzvel.
Polygonum pteranthum Kitagawa
Polygonum ramosissimum Michx.
Polygonum ramuliflorum Kitagawa
Polygonum recumbens Royle ex Bab.
Polygonum rigidum Skvortz.
Polygonum robertii Loisel.
Polygonum robynsii De Wild.
Polygonum romanum Jacq.
Polygonum rottboellioides Jaub. & Spach
Polygonum ryukyuense Kitagawa
Polygonum salsugineum Bieb.
Polygonum samsunicum Yildirimli & Leblebici
Polygonum sawatchense Small
Polygonum schistosum Czuk.
Polygonum scoparium Req. ex Loisel.
Polygonum setosum Jacq.
Polygonum shastense Brewer ex A. Gray
Polygonum shiheziense F. Z. Li, Y. T. Hou & F. J. Lu
Polygonum shuchengense Z. Z. Zhou
Polygonum sivasicum Kit Tan & Yildiz
Polygonum striatulum Robinson
Polygonum subaphyllum G. P. Sumnevicz
Polygonum sumatranum De Bruyn
Polygonum tachengense F. Z. Li, Y. T. Hou & F. J. Lu
Polygonum tenoreanum Nardi & Raffaelli
Polygonum tenuissimum A. I. Baranov & Skvortz. ex Vorosh.
Polygonum thymifolium Jaub. & Spach
Polygonum uniflorum Y. X. Ma & Y. T. Zhao
Polygonum urumqiense F. Z. Li, Y. T. Hou & F. J. Lu
Polygonum volchovense N. N. Tzvel.
45 additional siblings truncated for brevity.
See the resource file for a full list.

GBIF classification

Plantae
Tracheophyta
Magnoliopsida
Caryophyllales
Polygonaceae
Polygonum L.
Polygonum spergulariiforme Meisn. ex Small (this page)
Polygonum achoreum S. F. Blake
Polygonum arenarium Waldst. & Kit.
Polygonum arenastrum Boreau
Polygonum arussense Chiov.
Polygonum aschersonianum H. Gross
Polygonum austiniae Greene
Polygonum baltistanicum Chaudhri
Polygonum bellardii All.
Polygonum biaristatum Aitch. & Hemsl.
Polygonum bidwelliae S. Watson
Polygonum borgoicum N. N. Tupitsȳna
Polygonum brasiliense K. Koch
Polygonum breviarticulatum Rech. fil.
Polygonum caducifolium Vorosch.
Polygonum californicum Meisn.
Polygonum cappadocicum Boiss. & Balansa
Polygonum cascadense W. H. Baker
Polygonum cashmirense H. Gross
Polygonum cedrorum Boiss. & Kotschy
Polygonum chrtekii (Soják) Czerep.
Polygonum corrigioloides Jaub. & Spach
Polygonum cretaceum Komarov
Polygonum criopolitanum Hance
Polygonum crispatum C. B. Clarke
Polygonum czukavinae Soják
Polygonum douglasii Greene
Polygonum erectum L.
Polygonum fowleri Robinson
Polygonum glaucum Nutt.
Polygonum heterosepalum M. Peck & Ownbey
Polygonum hickmanii H. R. Hinds & Rand. Morgan
Polygonum huichunense F. Z. Li, Y. T. Hou & C. Y. Qu
Polygonum hyrcanicum Rech. fil.
Polygonum icaricum Rech. fil.
Polygonum idaeum Hayek
Polygonum ilanense Y. C. Liu & C. H. Ou
Polygonum inflexum Komarov
Polygonum istanbulicum M. Keskin
Polygonum karacae J. Zieliński & Borat.
Polygonum kolumense A. P. Khokhr.
Polygonum korthalsii Gand.
Polygonum lacerum Kunth
Polygonum leptocarpum Robinson
Polygonum liaotungense Kitag.
Polygonum libani Boiss.
Polygonum lonchophyllum Fedde
Polygonum longiocreatum Bartlett
Polygonum longipes Halácsy & Charrel
Polygonum majus Piper
Polygonum marinense T. R. Mert. & P. H. Raven
Polygonum mesembricum Chrtek
Polygonum mezianum H. Gross
Polygonum minimum S. Watson
Polygonum mirajabii Chaudhri
Polygonum molliiforme Boiss.
Polygonum norvegicum (Sam.) Sam. ex Lid
Polygonum nuttallii Small
Polygonum obtusifolium Tackholm & Boulos
Polygonum olivascens Rech. fil. & Schiman-Czeika
Polygonum paronychia Cham. & Schltdl.
Polygonum paronychioides C. A. Mey.
Polygonum parryi Greene
Polygonum patulum M. Bieb.
Polygonum polycnemoides Jaub. & Spach
Polygonum polygaloides Meisn.
Polygonum ramosissimum Michx.
Polygonum robynsii De Wild.
Polygonum ryukyuense Kitag.
Polygonum salebrosum Coode & Cullen
Polygonum salignum Willd.
Polygonum salsugineum M. Bieb.
Polygonum samsunicum Ş. Yıldırımlı & E. Leblebici
Polygonum sanguinaria J. Rémy
Polygonum sarobiense Rech. fil.
Polygonum schimperi Vatke ex Engl.
Polygonum schindleri Danser
Polygonum schischkinii Ivanova ex Borodina
Polygonum schistosum Czukav.
Polygonum scoparium Req. ex Loisel.
Polygonum shiheziense F. Z. Li, Y. T. Hou & F. J. Lu
Polygonum shuchengense Z. Z. Zhou
Polygonum sivasicum Kit Tan & B. Yildiz
Polygonum snijmaniae S. Ortiz
Polygonum striatulum B. L. Rob.
Polygonum stypticum Cham. & Schltdl.
Polygonum subaphyllum Sumnev.
Polygonum sylvaticum Skvortz
Polygonum tachengense F. Z. Li, Y. T. Hou & F. J. Lu
Polygonum tatewakianum Koji Ito
Polygonum tenoreanum E. Nardi & Raffaelli
Polygonum tenue Michx.
Polygonum tenuissimum A. I. Baranov & Skvortz. ex Vorosch.
Polygonum thymifolium Jaub. & Spach
Polygonum tumidum Delile
Polygonum turkestanicum Sumnev.
Polygonum uniflorum Y. X. Ma & Y. T. Zhao
Polygonum urumqiense F. Z. Li, Y. T. Hou & F. J. Lu
Polygonum vladimiri Czerep.
Polygonum volchovense Tzvelev
Polygonum vvedenskyi Sumnev.
106 additional siblings truncated for brevity.
See the resource file for a full list.

Integrated Taxonomic Information System (ITIS) Taxonomic Hierarchy

Plantae
Viridiplantae
Streptophyta
Embryophyta
Tracheophyta
Spermatophytina
Magnoliopsida
Caryophyllanae
Caryophyllales
Polygonaceae
Polygonum L.
Polygonum spergulariiforme Meisn. ex Small (this page)
Polygonum achoreum S. F. Blake
Polygonum acuminatum Kunth
Polygonum arenarium Waldst. & Kit.
Polygonum argyrocoleon Steud. ex Kunze
Polygonum austiniae Greene
Polygonum aviculare L.
Polygonum bellardii All.
Polygonum bidwelliae S. Watson
Polygonum bolanderi W. H. Brewer
Polygonum californicum Meisn.
Polygonum cascadense W. H. Baker
Polygonum douglasii Greene
Polygonum engelmannii Greene
Polygonum equisetiforme Sm.
Polygonum erectum L.
Polygonum fowleri B. L. Rob.
Polygonum franktonii S. J. Wolf & McNeill
Polygonum gabrielae Costea & Tardif
Polygonum glaucum Nutt.
Polygonum heterosepalum M. Peck & Ownbey
Polygonum hickmanii H. Hinds & Rand. Morgan
Polygonum humifusum C. Merck ex K. Koch
Polygonum lacerum Kunth
Polygonum majus (Meisn.) Piper
Polygonum marinense T. R. Mert. & P. H. Raven
Polygonum minimum S. Watson
Polygonum nuttallii Small
Polygonum oxyspermum C. A. Mey. & Bunge ex Ledeb.
Polygonum paronychia Cham. & Schltdl.
Polygonum paronychioides C. A. Mey.
Polygonum parryi Greene
Polygonum patulum M. Bieb.
Polygonum plebeium R. Br.
Polygonum polycnemoides Jaub. & Spach
Polygonum polygaloides Meisn.
Polygonum ramosissimum Michx.
Polygonum sawatchense Small
Polygonum segetum Kunth
Polygonum shastense W. H. Brewer
Polygonum striatulum B. L. Rob.
Polygonum tenue Michx.
Polygonum utahense Brenckle & Cottam

NCBI

root
cellular organisms
Eukaryota
Viridiplantae
Streptophyta
Streptophytina
Embryophyta
Tracheophyta
Euphyllophyta
Spermatophyta
Magnoliopsida
Mesangiospermae
eudicotyledons
Gunneridae
Pentapetalae
Caryophyllales
Polygonaceae
Polygonoideae
Polygoneae
Polygonum
Polygonum spergulariiforme (this page)
Polygonum acerosum
Polygonum acetosum
Polygonum achoreum
Polygonum afghanicum
Polygonum agrestinum
Polygonum alpestre
Polygonum americanum
Polygonum arenarium
Polygonum arenastrum
Polygonum argyrocoleon
Polygonum aridum
Polygonum articulatum
Polygonum aschersonianum
Polygonum austiniae
Polygonum aviculare
Polygonum basiramium
Polygonum bellardii
Polygonum biaristatum
Polygonum bidwelliae
Polygonum boreale
Polygonum bornmuelleri
Polygonum botuliforme
Polygonum bowenkampii
Polygonum calcatum
Polygonum cascadense
Polygonum cognatum
Polygonum corrigioloides
Polygonum delicatulum
Polygonum delopyrum
Polygonum dentoceras
Polygonum douglasii
Polygonum dumosum
Polygonum effusum
Polygonum engelmannii
Polygonum equisetiforme
Polygonum erectum
Polygonum euxinum
Polygonum fibrilliferum
Polygonum fimbriatum
Polygonum floribundum
Polygonum fowleri
Polygonum glaucescens
Polygonum griffithii
Polygonum humifusum
Polygonum inflexum
Polygonum khajeh-jamali
Polygonum kotovi
Polygonum liaotungense
Polygonum luzuloides
Polygonum majus
Polygonum maritimum
Polygonum mesembricum
Polygonum mezianum
Polygonum milletii
Polygonum minimum
Polygonum molliiforme
Polygonum myrtillifolium
Polygonum nesomii
Polygonum norvegicum
Polygonum novoascanicum
Polygonum nuttallii
Polygonum ochotense
Polygonum oxanum
Polygonum oxyspermum
Polygonum palaestinum
Polygonum palmatum
Polygonum paniculatum
Polygonum paraguayense
Polygonum parksii
Polygonum paronychia
Polygonum paronychioides
Polygonum patuliforme
Polygonum patulum
Polygonum phytolaccifolium
Polygonum pinicola
Polygonum plebeium
Polygonum polycnemoides
Polygonum polygaloides
Polygonum polygamum
Polygonum propinquum
Polygonum pulchrum
Polygonum pyrodiodes
Polygonum ramosissimum
Polygonum recumbens
Polygonum rigidum
Polygonum rurivagum
Polygonum salicornioides
Polygonum sawatchense
Polygonum scabrum
Polygonum scoparium
Polygonum setosulum
Polygonum shastense
Polygonum smallianum
Polygonum spinosum
Polygonum strindbergii
Polygonum suffultum
Polygonum tenue
Polygonum undulatum
Polygonum vagans
unclassified Polygonum
15 additional siblings truncated for brevity.
See the resource file for a full list.
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