Common name(s): No current common name
Hardiness ratings: USDA zone 7 - 10
Links for Penstemon thompsoniae
- American Penstemon Society - Detailed description of the species' botanical characteristics, habitat, and native range.
- Lady Bird Johnson Wildflower Center - Plant description and characteristics with notes on distribution, culture, and propagation. (2 photos)
- Las Pilitas Nursery - Catalog page about this California native, with description and horticultural basics. (zone 7-10) (2 photos)
- NARGS Image Gallery - Photograph(s) contributed by North American Rock Garden Society members. (1 photo)