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Plant Database

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Conyza canadensis var. pusilla (Canadian horseweed)
Cressler, Alan

Conyza canadensis var. pusilla

Conyza canadensis (L.) Cronquist var. pusilla (Nutt.) Cronquist

Canadian Horseweed

Asteraceae (Aster Family)

Synonym(s): Conyza parva, Erigeron canadensis var. pusillus, Erigeron pusillus, Leptilon pusillum


USDA Native Status: L48 (N), HI (I), PR (N), VI (N)


From the Image Gallery

1 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Annual , Biennial
Habit: Herb
Size Notes: To about 6 feet in height.
Size Class: 1-3 ft. , 3-6 ft.

Bloom Information

Bloom Color: White
Bloom Time: Jun , Jul , Aug , Sep , Oct , Nov


USA: AL , AR , AZ , CT , DE , FL , GA , IN , KY , LA , MA , MD , MO , MS , NC , NJ , NY , OH , OK , PA , RI , SC , TN , TX , VA

Additional resources

USDA: Find Conyza canadensis var. pusilla in USDA Plants
FNA: Find Conyza canadensis var. pusilla in the Flora of North America (if available)
Google: Search Google for Conyza canadensis var. pusilla


Record Modified: 2015-05-12
Research By: JAM

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