[Ferns, Clubmosses and Liverworts of Mt. Adams Country]
Grapeferns and Moonworts of Mt. Adams Country

The Adder's-tongue Family

Ophioglossaceae

Leathery Grapefern: Botrychium multifidum ?

Lance-leaved Grapefern, Lance-leaved Moonwort, Red Triangle Moonwort: Botrychium lanceolatum (Synonyms: Botrychium lanceolatum ssp. lanceolatum, Botrychium lanceolatum var. lanceolatum) -

Moonwort: Botrychium neolunaria (Synonyms: Botrychium lunaria var. onondagense, Botrychium onondagense) -

Northwestern Moonwort, St. John Moonwort: Botrychium pinnatum (Synonym: Botrychium boreale ssp. obtusilobum) -

Least Moonwort, Little Grapefern: Botrychium simplex var. compositum -

Common Grapefern, Rattlesnake Fern: Botrypus virginianus (Synonyms: Botrychium virginianum, Osmunda virginiana) -

Northern Adder's-tongue: Ophioglossum pusillum

Leathery Grapefern: Sceptridium multifidum (Synonyms: Botrychium californicum, Botrychium coulteri, Botrychium multifidum, Botrychium silaifolium, Osmunda multifida) -

Paul Slichter E-mail