Host an Event Volunteer Join Tickets

Support the plant database you love!


Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

Enter a Plant Name:
Or you can choose a plant family:

Erigeron acris ssp. debilis

Erigeron acris L. ssp. debilis (A. Gray) Piper

Bitter Fleabane

Asteraceae (Aster Family)

Synonym(s): Erigeron acris, Erigeron acris var. debilis, Erigeron angulosus ssp. debilis, Erigeron debilis, Erigeron jucundus, Erigeron nivalis, Trimorpha acris, Trimorpha acris var. debilis


USDA Native Status: L48 (N), AK (N), CAN (N)


From the Image Gallery

No images of this plant

Plant Characteristics

Duration: Annual
Habit: Herb
Size Notes: Up to about 1 foot tall.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.

Bloom Information

Bloom Color: White , Pink , Yellow
Bloom Time: Jun , Jul , Aug , Sep
Bloom Notes: Ray flowers white to pinkish, discs yellow.


USA: AK , CA , CO , ID , MT , OR , UT , WA , WY
Canada: AB , BC , NB , NT , YT

Value to Beneficial Insects

Supports Conservation Biological Control

This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.

National Wetland Indicator Status

This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

Web Reference

Webref 14 - Flora Northwest: Wildflowers to be Seen in Oregon & Washington (2013) Biology Dept - Gresham High School
Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Erigeron acris ssp. debilis in USDA Plants
FNA: Find Erigeron acris ssp. debilis in the Flora of North America (if available)
Google: Search Google for Erigeron acris ssp. debilis


Record Modified: 2023-03-02
Research By: TWC Staff

Go back