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Canadian Horseweed
Conyza
canadensis
(Linnaeus) Cronquist var.
canadensis
Copy link
Canadian Horseweed: https://marylandbiodiversity.com/species/4245
Synonyms
Erigeron canadensis
Erigeron canadensis canadensis
Erigeron canadensis var. canadensis
Horseweed Fleabane
Leptilon canadense
Tags
Kingdom Plantae
Division Tracheophyta
Class Magnoliopsida
Order Asterales
Family Asteraceae
Genus Conyza
View Taxonomy
Kingdom Plantae
Division Tracheophyta
Class Magnoliopsida
Order Asterales
Family Asteraceae
Genus Conyza
Seasonality
About Taxon
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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
1937
1979
1980
1981
1982
1983
1987
1988
1989
1990
1991
1992
1993
1995
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1997
2002
2003
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2005
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2020
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2014
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2012
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2007
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2005
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2003
2002
1997
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1987
1983
1982
1981
1980
1979
1937
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Total
Records
by Month
for Jan - Dec from 2019 - 2020
Source: Maryland Biodiversity Project database
Total
Records
by Year
Source: Maryland Biodiversity Project database