Native Plants
Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.
Silphium perplexum
Silphium perplexum J. Allison
Old Cahaba Rosinweed
Asteraceae (Aster Family)
Synonym(s):
USDA Symbol: SIPE10
USDA Native Status: L48 (N)
From the Image Gallery
No images of this plant
Plant Characteristics
Duration: PerennialHabit: Herb
Size Notes: Up to about 6 feet tall.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.
Bloom Information
Bloom Color: YellowBloom Time: Jun , Jul , Aug , Sep
Distribution
USA: ALWeb 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 Silphium perplexum in USDA PlantsFNA: Find Silphium perplexum in the Flora of North America (if available)
Google: Search Google for Silphium perplexum
Metadata
Record Modified: 2023-06-14Research By: CBR