Common name(s): flower of an hour
- 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 Hibiscus trionum
- All Things Plants - Community-assembled plant profile (3 varieties in database) (24 photos)
- Asianflora - Plant photos. (1 photo)
- Dave's Garden PlantFiles - Profile page with horticultural basics, and member-contributed photos and comments. (27 photos)
- Illinois Wildflowers - Informative illustrated page with description and cultivation details, also covering range and faunal associations. (3 photos)
- Iris' Garden - Gardener in the Netherlands presents a photo of this plant, with basic horticultural information. (1 photo)
- Kansas Wildflowers & Grasses - Plant portrait with botanical details and description (9 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. (1 photo)
- Missouri Plants - Description and photographs of botanical features, with notes about habitat and native status. (6 photos)
- Ontario Rock Garden Society - Germination information (additional information for other varieties)
- Rob's Plants - Plant profile with basic horticultural information and often personal observations. (2 photos)