Dryopteris rigida (Hoffm.) Underw. Nat. Ferns, ed. 4: 116 (1893)

Nomenclatural References

• person : Georg Franz Hoffmann (1760-1826) Based on occurrence of standard abbreviation 'Hoffm.' in the authors string.
• person : Lucien Marcus Underwood (1853-1907) Based on occurrence of standard abbreviation 'Underw.' in the authors string.
• database : IPNI record: 17099510-1
• database : The Plant List version 1.0, record: tro-100000575
• database : The Plant List version 1.1, record: tro-100000575