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Silphium compositum

Family: asteraceae
Common name(s): kidney-leaf rosinweed
Hardiness ratings: USDA zone 7b - 9

General resources

• Wikipedia. Online encyclopedia entry (if defined).
• Google images. Web search for photographs.
• The Plant List. Taxonomical lookup
• Catalogue of Life. Taxonomical lookup
• Dave's Garden. Search the extensive PlantFiles database.

Links for Silphium compositum

• Alabama Plants - Description and photographs of botanical features, with notes about habitat and native status. (8 photos)
• Lady Bird Johnson Wildflower Center - Plant description and characteristics with notes on distribution, culture, and propagation. (11 photos)
• North Carolina State University factsheet - Plant profile with horticultural details and comments (zone 7b-9a) (9 photos)

Silphium compositum subsp. compositum