BioStor
Selaginella arenicola Underwood
 | A list of the ferns and fern allies of North America north of Mexico, with principal synonyms and distribution William R Maxon (1901) Proceedings of The United States National Museum 23: 619-651 |
 | Vascular flora of sandstone outcrop communities in western Louisiana, with notes on rare and noteworthy species B R Macroberts and M H Macroberts (1993) Phytologia 75: 463-480 |