Whorled Rosinweed Silphium asteriscus var. trifoliatum (Linnaeus) J.A. ClevingerS3 (Watch list)  Synonyms: Silphium trifoliatum, Threeleaf Rosinweed.

There are 15 records in the project database.

View species at Maryland Plant Atlas

Search Google Images

GAALWA FRCLMO HO BAHA CEPGAACVCHSMKEQACNTADOWISOWO
Whorled Rosinweed in Washington Co., Maryland (8/2/2014). Photo by Jim Stasz. (MBP list)

Whorled Rosinweed blooming in Washington Co., Maryland (7/22/2013). Photo by Jim Stasz. (MBP list)

Whorled Rosinweed in Washington Co., Maryland (8/2/2014). Photo by Jim Stasz. (MBP list)

Whorled Rosinweed blooming in Montgomery Co., Maryland (7/31/1980). Photo by Bob Ringler. (MBP list)

Whorled Rosinweed blooming in Montgomery Co., Maryland (8/7/2014). Photo by Fritz Flohr Reynolds. (MBP list)

Whorled Rosinweed (leaves and stem) in Harford Co., Maryland (6/24/2014). Photo by Jim Stasz. (MBP list)

Whorled Rosinweed blooming in Howard Co., Maryland (7/20/1985). Photo by Joanne Solem. (MBP list)


View All Images

Use of images featured on Maryland Biodiversity Project is only permitted with express permission of the photographer.

View Bibliography