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Asclepias tuberosa ssp. interior

Asclepias tuberosa L. ssp. interior Woodson

Butterfly Milkweed, Butterflyweed

Asclepiadaceae (Milkweed family)

Synonym(s): Asclepias tuberosa ssp. terminalis, Asclepias tuberosa var. interior

USDA Symbol: ASTUI

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

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Plant Characteristics

Duration: Perennial
Habit: Herb
Fruit Type: Follicle
Size Notes: Up to about 30 inches tall.

Bloom Information

Bloom Color: Red , Orange , Yellow
Bloom Time: May , Jun , Jul , Aug , Sep
Bloom Notes: Usually bright orange with red markings on hoods, sometimes yellow.

Distribution

USA: AR , AZ , CA , CO , CT , IA , IL , IN , KS , KY , LA , MI , MN , MO , MS , NE , NM , NY , OH , OK , PA , SD , TN , TX , UT , WI , WV
Canada: ON , QC
Native Habitat: Chaparral, ponderosa pine, riparian woodlands, meadows, roadsides.

Web Reference

Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter
Webref 11 - Vascular Plants of the Gila Wilderness (2012) Western New Mexico University Department of Natural Sciences & the Dale A. Zimmerman Herbarium

Additional resources

USDA: Find Asclepias tuberosa ssp. interior in USDA Plants
FNA: Find Asclepias tuberosa ssp. interior in the Flora of North America (if available)
Google: Search Google for Asclepias tuberosa ssp. interior

Metadata

Record Modified: 2021-05-17
Research By: CBR

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