Bryodesma arenicola
| Bryodesma arenicola (Underwood) Soják, Preslia 64: 154. 1992. | BASIONYM: Selaginella arenicola Underwood 1898; Selaginella arenaria Underwood 1898, non Baker 1883. | |
Selaginella acanthonota
| Selaginella acanthonota Underwood, Torreya 2: 172. 1902. | | TYPE: NORTH CAROLINA: Martin Co.: Wilmington, Jul 1892, Williamson s.n. (holotype: NY). |
Selaginella arenaria
| Selaginella arenaria Underwood, Bull. Torrey Bot. Club 25: 129. 1898, non Baker 1883. | | TYPE: FLORIDA: Lake Co.: Eustis, 14 Jan 1891, Underwood 1255 (lectotype: NY). Lectotypified by R. M. Tryon, Ann. Missouri Bot. Gard. 42: 26. 1955. |
Selaginella arenicola subsp. acanthonota
| Selaginella arenicola Underwood, subsp. acanthonota (Underwood) R. M. Tryon, Ann. Missouri Bot. Gard. 42: 26. 1955. | BASIONYM: Selaginella acanthonota Underwood 1902. | |
Selaginella arenicola var. acanthonota
| Selaginella arenicola Underwood, var. acanthonota (Underwood) Waterfall, Rhodora 62: 320. 1960. | BASIONYM: Selaginella acanthonota Underwood 1902. | |
Selaginella floridana
| Selaginella floridana Maxon, Amer. Fern J. 11: 1. 1921. | BASIONYM: Selaginella humifusa Van Eseltine 1918, non Hieronymus 1911. | |
Selaginella funiformis
| Selaginella funiformis Van Eseltine, Proc. Biol. Soc. Wash. 30: 161. 1917. | | TYPE: FLORIDA: Franklin Co.: Carrabelle, 15 Mar 1898, Mohr s.n. (holotype: US; isotype: NY). |
Selaginella humifusa
| Selaginella humifusa Van Eseltine, Contr. U.S. Natl. Herb. 20: 165. 1918, non Hieronymus 1911. | | TYPE: FLORIDA: Lake Co.: Eustis, 16-31 Jul 1894, Nash 1449 (holotype: US; isotypes: F, GH, MO, NY). |
Selaginella rupestris var. acanthonota
| Selaginella rupestris (Linnaeus) Spring, var. acanthonota (Underwood) Clute, Fern Allies 142, 264. 1905. | BASIONYM: Selaginella acanthonota Underwood 1902. | |
Selaginella arenicola subsp. riddellii
| Selaginella arenicola Underwood, subsp. riddellii (Van Eseltine) R. M. Tryon, Ann. Missouri Bot. Gard. 42: 44. 1955. | BASIONYM: Selaginella riddellii Van Eseltine 1918. | |
Selaginella riddellii
| Selaginella riddellii Van Eseltine, Contr. U.S. Natl. Herb. 20: 162, t. 15(63). 1918. | | TYPE: TEXAS: Waller Co.: Near Prairie View, 3 Jan 1911, Thurow 7 (holotype: US). |