Penstemon pinetorum (Piper) Piper Contr. U.S. Natl. Herb. 11: 500 (1906)

Nomenclatural References

• literature : Contr. U.S. Natl. Herb. 11: 500. 1906 BHL link from IPNI metadata.
• person : Charles Piper (1867-1926) Based on occurrence of standard abbreviation 'Piper' in the authors string.
• database : IPNI record: 187667-2
• database : The Plant List version 1.0, record: kew-2553244
• database : The Plant List version 1.1, record: kew-2553244