Family: asteraceae
Common name(s): slender rosinweed
Hardiness ratings: USDA zone 5~7 - 9
General resources
- Wikipedia. Online encyclopedia entry (if defined).
- Google images. Web search for photographs.
- GRIN. Taxonomical details, with common names, distribution, and synonyms.
- The Plant List. Taxonomical lookup
Links for Silphium gracile
- Dave's Garden PlantFiles - Profile page with horticultural basics, and member-contributed photos and comments. (zone 7-9)
- Lady Bird Johnson Wildflower Center - Plant description and characteristics with notes on distribution, culture, and propagation. (25 photos)
- Missouri Botanical Garden - Plantfinder page for one of the plants growing at the garden, with usually one or more photos, horticultural information, and noteworthy characteristics. (zone 5-9) (1 photo)
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