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Welcome to the Lady Bird Johnson Wildflower Center's collection of 82,852 plant images.

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Rudbeckia grandiflora

Rudbeckia grandiflora (D. Don) J.F. Gmel. ex DC.

Rough Coneflower, Tall Coneflower, Largeflower Coneflower

Asteraceae (Aster Family)

USDA Symbol: RUGR



Rudbeckia grandiflora (Rough coneflower) #36903

Image Information

Photographer: Fannon, Carolyn
City: West Columbia
County: Brazoria
State: TX
Location Notes: Private garden from seed collected on the Nash Prairie.
Accession date: 2014-01-31
Filename: CF_IMG0520.JPG
Slide Index: 060909-332.jpg
Restrictions: Unrestricted
Collection: Wildflower Center Digital Library
Original Format: Digital
Orientation: Landscape
Shot: Close-up of a capitulum showing a Fibonacci spiral pattern in the distinctive round head - one of many natural forms exhibiting this geometric pattern.
Date Taken: 2009-06-09
NPIN Image Id: 36903

Image Verification

This image has been verified.
By: Joseph A. Marcus
Date: 2013-12-05

From the Image Gallery

24 photo(s) available in the gallery

Additional resources

USDA: Find Rudbeckia grandiflora images in USDA Plants
Google: Search Google Images for Rudbeckia grandiflora