01183nas a2200133   4500008004100000245009400041210007100135300001400206490000800220520067200228100001400900700001800914856011700932       2013                        eng d00aIsoëtes sabatina (Isoëtaceae, Lycopodiophyta), a new aquatic species from central Italy0 aIsoëtes sabatina Isoëtaceae Lycopodiophyta a new aquatic species  a1052-10580 v1473 a<p>The new species Iso&euml;tes sabatina is described and illustrated. Morphological, anatomical, and ecological characters are given. It differs from the similar I. echinospora by several characters, such as megaspore ornamentation and size, microspore size, velum extension and form, and also for its ecology. A table showing the main differential characters of the new species compared with those of the other European aquatic species is presented. So far, the species is known from a single locality (Bracciano Lake, central Italy), having a peculiar ecology and within the Mediterranean bioclimate. &copy; 2013 &copy; 2013 Societ&agrave; Botanica Italiana.</p>
1 aTroia, A.1 aAzzella, M.M.  uhttp://www.scopus.com/inward/record.url?eid=2-s2.0-84880699237&partnerID=40&md5=930bbe9fe7a4ad1fcde7711bdfdb437d