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Welcome to the Lady Bird Johnson Wildflower Center's collection of 82,848 plant images.

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Silphium radula

Silphium radula Nutt.

Roughstem Rosinweed

Asteraceae (Aster Family)

USDA Symbol: SIRA2



Silphium radula (Roughstem rosinweed) #14004

Image Information

Photographer: Marcus, Joseph A.
City: Austin
County: Travis
State: TX
Location Notes: Lady Bird Johnson Wildflower Center. Butterfly Garden Tall Grass Meadow North.
Accession date: 2003-10-01
Filename: 6151_IMG03050.JPG
Slide Index: Not Applicable
Restrictions: Unrestricted
Collection: Wildflower Center Digital Library
Original Format: Digital
Orientation: Portrait
Shot: Flowering stem.
Date Taken: 2003
NPIN Image Id: 14004

Image Verification

This image has been verified.
By: CBR
Date: 2022-09-07

From the Image Gallery

37 photo(s) available in the gallery

Additional resources

USDA: Find Silphium radula images in USDA Plants
Google: Search Google Images for Silphium radula