Rob's Plant Links
. Online encyclopedia entry (if defined).
. Web search for photographs.
. Taxonomical details, with common names, distribution, and synonyms.
The Plant List
. Taxonomical lookup
. Search the extensive PlantFiles database.
Links for Penstemon australis
- Description and photographs of botanical features, with notes about habitat and native status.
American Penstemon Society
- Detailed description of the species' botanical characteristics, habitat, and native range.
- Photos of this native plant, often with notes on habitat and identification.
Lady Bird Johnson Wildflower Center
- Plant description and characteristics with notes on distribution, culture, and propagation.
North Carolina State University factsheet
- Plant profile with horticultural details and comments
Plant Delights Nursery
- Catalog page with photo, horticultural basics, and descriptive blurb.
18 Mar 2018