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Erect Knotweed
Polygonum
erectum
Linnaeus
Copy link
Erect Knotweed: https://marylandbiodiversity.com/species/3544
Synonyms
Tags
Kingdom Plantae
Division Tracheophyta
Class Magnoliopsida
Order Caryophyllales
Family Polygonaceae
Genus Polygonum
View Taxonomy
Kingdom Plantae
Division Tracheophyta
Class Magnoliopsida
Order Caryophyllales
Family Polygonaceae
Genus Polygonum
Seasonality
About Taxon
Thumbnails
Maps
Seasonality
Seasonality
History
Time of the year
Entire Year (Jan - Dec)
Spring (Mar - May)
Summer (Jun - Jul)
Fall (Aug - Nov)
Winter (Dec - Feb)
Range of years
1898
1902
1904
1918
1929
1937
1939
1940
1941
1965
1972
1974
2003
2006
2017
2018
2018
2017
2006
2003
1974
1972
1965
1941
1940
1939
1937
1929
1918
1904
1902
1898
Filter by Tag
- - -
Flowers
Update
Reset
Total
Records
by Month
For Jan - Dec from 1898 - 2018
Source: Maryland Biodiversity Project database
Total
Records
by Year
1900
1905
1910
1915
1920
1925
1930
1935
1940
1945
1950
1955
1960
1965
1970
1975
1980
1985
1990
1995
2000
2005
2010
2015
2020
2025
0
1
2
3
4
Totals
Source: Maryland Biodiversity Project database