• Selaginella Palisot de Beauvois, 1804
• Selaginella acanthonota Underwood
• Selaginella albonitens Spring accepted as Selaginella tenella (Beauv.) Spring
• Selaginella apoda (L.) Spring
• Selaginella apus Spring accepted as Selaginella apoda (L.) Spring
• Selaginella arbuscula (Kaulfuss) Spring
• Selaginella arenicola Underwood
• Selaginella arizonica Maxon
• Selaginella armata Baker
• Selaginella asprella Maxon
• Selaginella bigelovii Underwood
• Selaginella braunii Baker
• Selaginella cinerascens A.A. Eat.
• Selaginella cordifolia (Desv. ex Poir.) Spring
• Selaginella deflexa Brack.
• Selaginella densa Rydb.
• Selaginella douglasii (Hook. & Grev.) Spring
• Selaginella eatonii Hieron. ex Small
• Selaginella eclipes Buck
• Selaginella engelmannii Hieron. accepted as Selaginella densa Rydb.
• Selaginella eremophila Maxon
• Selaginella flabellata (L.) Spring
• Selaginella hansenii Hieron.
• Selaginella heterodonta (Desv. ex Poir.) Hieron.
• Selaginella kraussiana (Kunze) A. Braun
• Selaginella krugii Hieron.
• Selaginella laxifolia Baker
• Selaginella lepidophylla (Hook. & Grev.) Spring
• Selaginella leucobryoides Maxon
• Selaginella ludoviciana (A. Braun) A. Braun
• Selaginella menziesii (Hook. & Grev.) Spring
• Selaginella mutica D.C. Eat. ex Underwood
• Selaginella neomexicana Maxon
• Selaginella oregana D.C. Eat.
• Selaginella ovifolia Baker
• Selaginella parvula Hbd. accepted as Selaginella sandvicensis Baker
• Selaginella peruviana (Milde) Hieron.
• Selaginella pilifera A. Braun
• Selaginella plagiochila sensu Krug & Urban, non Baker accepted as Selaginella armata Baker
• Selaginella plana (Desv. ex Poir.) Hieron.
• Selaginella plumosa (L.) K. Presl
• Selaginella portoricensis A. Braun accepted as Selaginella substipitata Spring
• Selaginella riddellii Van Eselt. accepted as Selaginella arenicola Underwood
• Selaginella rupestris (L.) Spring
• Selaginella rupincola Underwood
• Selaginella sandvicensis Baker
• Selaginella scopulorum Maxon accepted as Selaginella densa Rydb.
• Selaginella selaginoides (L.) Beauv. ex Mart. & Schrank
• Selaginella sheldonii Maxon accepted as Selaginella peruviana (Milde) Hieron.
• Selaginella sibirica (Milde) Hieron.
• Selaginella sintenisii Hieron. accepted as Selaginella subcaulescens Baker
• Selaginella spinosa P. Beauv. accepted as Selaginella selaginoides (L.) Beauv. ex Mart. & Schrank
• Selaginella standleyi Maxon accepted as Selaginella densa Rydb.
• Selaginella stipitata Spring
• Selaginella stolonifera (Sw.) Spring accepted as Selaginella plumosa (L.) K. Presl
• Selaginella subcaulescens Baker
• Selaginella substipitata Spring
• Selaginella subtipitata Spring accepted as Selaginella substipitata Spring
• Selaginella tenella (Beauv.) Spring
• Selaginella tortipila A. Braun
• Selaginella uncinata (Desv. ex Poir.) Spring
• Selaginella underwoodii Hieron.
• Selaginella utahensis Flowers
• Selaginella viridissima Weatherby
• Selaginella wallacei Hieron.
• Selaginella watsonii Underwood
• Selaginella weatherbiana R. Tryon
• Selaginella willdenovii (Desv. ex Poir.) Baker accepted as Selaginella willdenowii (Desv. ex Poir.) Baker
• Selaginella willdenowii (Desv. ex Poir.) Baker
• Selaginella wrightii Hieron.
• Selaginellaceae Willkomm, 1854
• Selaginellaites N.A. Bolchovitina, 1956 † (uncertain)
• Selaginellales
• Selaginellales (awaiting allocation) (temporary name)