Ophioglossum spp.
Family: Ophioglossaceae
Ophioglossum image
(c) 2004 Steven J. Baskauf  
Lvs glabrous; blade simple and entire, mostly elliptic, net-veined; sporophore unbranched, the sporangia in 2 rows, ┬▒embedded and coherent. 30, cosmop.

Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

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Species within VPlants