Crenulate Moonwort, Dainty Moonwort, Scalloped Moonwort: Botrychium crenlatum
Western Moonwort: Botrychium hesperium
Lanceleaf Grapefern, Lanceleaf Moonwort, Lance-leaved Grapefern, Red Triangle Moonwort, Triangle Moonwort: Botrychium lanceolatum ssp. lanceolatum (Synonyms: Botrychium lanceolatum, Botrychium lanceolatum var. lanceolatum)
Moonwort, Common Moonwort: Botrychium lunaria (Synonyms: Botrychium lunaria var. lunaria, Botrychium lunaria var. onondagense, Botrychium neolunaria, Botrychium onondagense, Botrychium yaaxudakeit)
Mingan Moonwort: Botrychium minganense (Synonym: Botrychium lunaria var. minganense, Botrychium lunaria var. onondagense)
Mountain Grapefern, Mountain Moonwort, Western Goblin: Botrychium montanum
Stalked moonwort: Botrychium pedunculosum
Northern Moonwort, Northwestern Moonwort, Pinnate Grapefern, St. John's Moonwort: Botrychium pinnatum (Synonyms: Botrychium boreale, Botrychium boreale ssp. obtusilobum, Botrychium boreale var. obtusilobum)
Pumice Moonwort, Oregon Grapefern: Botrychium pumicola
Least Moonwort, Little Grapefern, Yosemite Moonwort: Botrychium simplex var. compositum
Common Grapefern, Rattlesnake Fern, Virginia Grapefern: Botrypus virginanus (Synonyms: Botrychium virginianum, Osmunda virginiana)
Green Triangle Moonwort: Botrychium viride
Adder's Tongue, Northern Adder's-tongue: Ophioglossum pusillum (Synonym: Ophioglossum vulgatum)
Leather Grapefern: Sceptridium multifidum (Synonyms: Botrychium californicum, Botrychium coulteri, Botrychium multifidum, Botrychium silaifolium, Osmunda multifida)