CEPHALOZIA FLU1TANS (Nees) Spruce. on Cephalozia, 50. 1882.
Jungermania fluitans Nees, in Syll. Ratisb. 129. 1823. Cepha/OZin Obii/Silebata Lindb. Bot. Notiser, 1872: 164. 1872.
Gametophyte a slender elongate axis, growing over or semi-aquatic ; leaves distant, oval, ovate or oblong, some what cuneate at base, bilobed one-third to one-half to the base, with a narrow acute sinus and usually obtuse lobes ; leaf cells hexagonal, 40-50 f. in diameter : dioicous ; perianth on a short branch, about 3 mm. long, oval, cylindric, trigonal only at the apex; involucral leaves rather smaller than the ordinary stem leaves, bifid to the middle, with acute lobes. Sporophyte an ob
long or oblong-cylindric capsule, on a short seta ; spores minutely tuberculate.
Growing in wet places, in Sphagnum bogs or semi-aquatic in the margin of pools, New Jersey and New England to Labrador and northwestward. It has been distributed by Austin in Hep.
Bor. Am. 35 (as Jilagermannia mflata var. fluitans) and in Hep. Amer. 154, 173.