Page authors: Don Knoke, David Giblin
Abutilon theophrasti

Distribution: Occurring in scattered locations on both sides of the Cascades crest in Washington; British Columbia to California, east across North America to the Atlantic Coast.

Habitat: Roadsides, fields, wastelots, and other disturbed open places.

Flowers: July-August

Origin: Introduced from Eurasia

Growth Duration: Annual

Conservation Status: Not of concern


Robust annual, the erect, branched stems 0.5-2 m. tall, the herbage soft-hairy throughout.


Leaves alternate, petiolate, rotund and cordate, pointed at the apex, soft.


Flowers solitary in the leaf axils; sepals 5; petals 5, yellow, spreading, broadly obcordate and truncate, clawed, about 1 cm. long; stamens numerous, the filaments united in a tube; ovary superior, up to 3 cm. broad, the 9-15 carpels in a ring around a central axis.


Carpels somewhat flattened, with 3-9 ovoid, rough, gray seeds.

Accepted Name:
Abutilon theophrasti Medik.
Publication: Malvenfam. 28. 1787.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Abutilon theophrasti in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Abutilon theophrasti checklist entry.

E-Flora BC: Abutilon theophrasti atlas page.

CalPhotos: Abutilon theophrasti photos.

USDA Plants: Abutilon theophrasti information.

17 photographs:
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