Volume 21 NO VON Number 3 VJK 2011 A New Species of Diploid Quillwort (.Isoetes, Isoetaceae, Lycophyta) from Lebanon Jay F. Bolin,1'2 Rebecca D. Bray,2 and Lytton John Musselman2* department of Botany. Smithsonian Institution, NMNH MRC 166, P.0. Box 37012, Washington D.C. 20013-7012, U.S.A. Current address: Department of Biology, Catawba College, 2300 W. Lines Si.. Sali-Lmx. \orlh Carolina 28144, U.S.A. [email protected] department of Biological Sciences, Old Dominion University, Norfolk, Virginia 23529-0266, U.S.A. [email protected] * Author for correspondence: [email protected] ABSTRUT A new species. Isoetes libanotua Mus¬ selman, Bolin & R. D. Bray (Isoetaceae, Lycophyta), 338 to 477 pm with remote, low tuberculate oma- (K. Knio, pers. comm.). Recently, Musselman and Al- each in Turkey and Syria (Bolin et al., 2008). From sp. nov. TYPE: Lebanon. Akkar Distr.: 339 m, 34'37.163"N, 36'14.976"E, 13 Apr. 2009, M. S. Al-Zein & L. J. Musselman 2UU9-39c (holo- type, MO; isotype, BEI). Figure 1. species (Bolin et al., 2008). This paper describes an Uth (10 to)20(to 50) sporophylls (leaves) (2-)4(—6) doi: 10.3417/2010028 Novon 21: 295-298. Published on 9 September 2011. 296 Novon et al. 2011 Novon Isoetaceae) with terrestrial habitat in Calabria (Italy). New karvological and taxonomical data. FI. Medit. 11: 303-309. IlICN. 2001. IlICN Red List Categories and Criteria, Version 3.1. Prepared by the IUCN Species Survival