familyOphioglossaceae
genusBotrychium
subgenusBotrychium subg. Botrychium
speciesBotrychium lanceolatum
Botrychium lanceolatum subsp. lanceolatum
Illustrated
Treatment appears in FNA Volume 2.
Plants stout. Leaf base, including sheath, to 1.2cm diam., often swollen 1–6 times width of common stalk (dried). Common stalk green, trophophore blade medium green to yellow-green, somewhat shiny. Segments wide, ultimate lobes broadly ovate-oblong, 2–3 mm wide, blade tissue leathery-succulent. Pinnae and lobes somewhat blunt. Sporangia 0.9–1.3 mm diam., exposed and not immersed, mostly approximate or slightly separated and covering sporangiophore midrib.
Phenology: Leaves usually drying up in midsummer together with other associated species.
Habitat: Mainly open fields
Elevation: 0–3700 m
Distribution
Greenland, Alta., B.C., Nfld. and Labr., Que., Sask., Yukon, Alaska, Ariz., Colo., Idaho, Mont., Nev., N.Mex., Oreg., Utah, Wash., Wyo., Eurasia.
Discussion
Selected References
None.
Lower Taxa
None.