Synonyms for Selaginella arenicola
| Scientific Name | Synonym | Common Name |
|---|---|---|
| Bryodesma acanthonota | Selaginella arenicola | Spiny Spikemoss, Sand Spikemoss |
| Bryodesma arenicola | Selaginella arenicola | Sand Spikemoss |
| Bryodesma acanthonota | Selaginella arenicola ssp. acanthonota | Spiny Spikemoss, Sand Spikemoss |
| Bryodesma arenicola | Selaginella arenicola ssp. arenicola | Sand Spikemoss |
| Bryodesma corallinum | Selaginella arenicola ssp. riddellii | Riddell’s Spikemoss |