familyOphioglossaceae
genusBotrychium
subgenusBotrychium subg. Botrychium
speciesBotrychium lanceolatum
Difference between revisions of "Botrychium lanceolatum subsp. angustisegmentum"
Bull. Torrey Bot. Club 64: 280. 1937.
Common names: Narrow triangle moonwort
Basionym: Botrychium lanceolatum var. angustisegmentum Pease & A.H. Moore
Synonyms: Botrychium angustisegmentum unknown
Treatment appears in FNA Volume 2.
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Revision as of 19:13, 26 July 2019
Plants slender. Leaf base, including sheath, to 0.7cm diam., usually swollen only 1–3 times width of common stalk (dried). Common stalk dark brownish green, trophophore blade dark green, very shiny. Segments narrow, ultimate lobes narrowly linear-oblong, 1–2 mm wide, blade tissue thin but firm. Pinnae and lobes mostly sharply pointed. Sporangia 0.7–1 mm diam., slightly immersed, mostly ± separated and exposing sporangiophore midrib.
Habitat: Mainly in shaded woods
Elevation: 0–1200m
Distribution
St. Pierre and Miquelon, Alta., B.C., N.B., Nfld., N.S., Ont., Que., Sask., Yukon, Conn., Ky., Maine, Mass., Mich., Minn., Mont., N.H., N.J., N.Y., Ohio, Pa., R.I., Tenn., Vt., Va., W.Va., Wis.
Discussion
Selected References
None.
Lower Taxa
None.