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Silphium asteriscus

Family: asteraceae

General resources

• Wikipedia. Online encyclopedia entry (if defined).
• Google images. Web search for photographs.
• GRIN. Taxonomical details, with common names, distribution, and synonyms.
• Dave's Plants. Search the extensive PlantFiles database.

Links for Silphium asteriscus

• Missouri Plants - Description and photographs of botanical features, with notes about habitat and native status. (6 photos)
• Rare Find Nursery - Catalog detail page with description and horticultural information. (zone 3-9) (2 photos)
• Seneca Hill Perennials - One of the plants featured on this catalog page, with photo and descriptive information. (zone 3) (1 photo)

Silphium asteriscus var. trifoliatum

Links

• Seneca Hill Perennials - One of the plants featured on this catalog page, with photo and descriptive information. (zone 3) (1 photo)