Native Plants

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Cressler, Alan

Rudbeckia laciniata var. ampla

Rudbeckia laciniata L. var. ampla (A. Nelson) Cronquist

Cutleaf Coneflower

Asteraceae (Aster Family)

Synonym(s): Rudbeckia ampla, Rudbeckia laciniata ssp. ampla

USDA Symbol: RULAA

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

From the Image Gallery

1 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb , Subshrub
Size Notes: Ranges in height from 18 inches to 10 feet.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.

Bloom Information

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

Distribution

USA: AZ , CO , ID , MT , ND , NM , SD , UT , WY
Canada: BC

Web Reference

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 Rudbeckia laciniata var. ampla in USDA Plants
FNA: Find Rudbeckia laciniata var. ampla in the Flora of North America (if available)
Google: Search Google for Rudbeckia laciniata var. ampla

Metadata

Record Modified: 2023-01-13
Research By: Joseph A. Marcus

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