Northeastern Asian Flora - Botrychium lanceolatum

Botrychium lanceolatum (S.G.Gmel.) Angstr. (redirected from: Botrychium lanceolatum subsp. angustisegmentum (Pease & A.H.Moore) Clausen)
Family: Ophioglossaceae [Botrychium lanceolatum subsp. angustisegmentum (Pease & A.H.Moore) Clausen, more] Images not available	Japan Flora Resources Japan Flora: Rather fleshy glabrous herb 6-20 cm. high, with brown membranous withering sheaths at base; sterile blade below the fertile panicle, sessile, deltoid, 2-3 cm. long and as wide, pinnately divided, the segments linear to lanceolate, pinnately lobed to entire，sessile, obtuse, the lowest lateral segments pinnately veined, 1.5-2 cm. long; fertile panicle rather dense, pyramidal, subsessile or very shortly pedunculate, usually not longer than the sterile blade. Aug, Alpine regions. Honshu (centr. distr.); very rare. Sakhalin, n. Kuriles, Kamchatka, Siberia to Europe, and N. America.
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