From http://en.wikipedia.org/wiki/Image:Silphium.jpg with note "From 1889 edition of _Principal Coins of the Ancients_, plate 35" https://creativecommons...
06:44 Masebrock 3072×2304× (3016683 bytes) {{Information| |Description = [[Silphium astericus]]. Bluffs of the [[[Tennessee River]], [[Loudon County, Tennessee]]...
DescriptionSilphium perfoliatum (Slovenia).jpg English: Silphium perfoliatum, Ljubljana Botanical Garden. Slovenia. Size of flower around 7 cm. Macro...
From the Great Lakes Image Collection - Silphium integrifolium - Rosin weed English applies to jurisdiction: United States of America determination method:...
en.wikipedia. 2008-11-19 04:46 Hardyplants 1720×3032 (2612963 bytes) Self made image of ''Silphium integrifolium'' taken late summer of 2008. English...
truetrue English Antistrophus jeanae Tooker & Hanks, 2004 eating inside Silphium perfoliatum L. stems French larves du coléoptère Antistrophus jeanae, Tooker...
Silphium radula Clarence A. Rechenthin @ USDA-NRCS PLANTS Database From http://plants.usda.gov/java/profile?symbol=SIRA2&photoID=sira2_002_ahp.tif...
Attribution-Share Alike 4.0 truetrue English Base leaves of prairie dock (silphium terebinthinaceum) object has role: photographer author name string: Stephencdickson...
publish it under the following license: English A butterfly feeding on Silphium glutinosum at the North Carolina Botanical Garden URL: https://commons...
holder of this work, hereby publish it under the following license: English Silphium glutinosum at the North Carolina Botanical Garden Wikimedia username: Mx...
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