Native Plants

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Anderson, Wynn

Ageratina rothrockii

Ageratina rothrockii (A. Gray) King & H. Rob.

Rothrock's Snakeroot

Asteraceae (Aster Family)

Synonym(s): Eupatorium rothrockii

USDA Symbol: AGRO5

USDA Native Status: L48 (N)

From the Image Gallery

12 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb , Subshrub
Size Notes: Up to about 5 feet 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
Bloom Time: Jul , Aug , Sep , Oct

Distribution

USA: AZ , NM , TX

Web Reference

Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Ageratina rothrockii in USDA Plants
FNA: Find Ageratina rothrockii in the Flora of North America (if available)
Google: Search Google for Ageratina rothrockii

Metadata

Record Modified: 2025-04-01
Research By: CBR

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