Handbook of British Hepaticae : containing descriptions and figures of the indigenous species of Marchantia, Jungermannia, Riccia and Anthoceros . te.—Carringtou. Scapania planifolia, Hook., Dum, Stem erect, simple, leaves unequally two-lobed to the base, conduplicate, ciliatelytoothed, posterior lobe larger, ovate, anteriorlobe cordate, twice shorter, perianth withentire mouth. Jungermannia planifolia, Hook. Br. 67; Eng. Bot. t. 2695. Scapania plani-folia, Dumort. Rev. Jung. p. 14; Carr. andPears. Exs. Nos. 162, 229 ; Cooke • 50. Moist rocky places. Growing in closely crowded pa
Handbook of British Hepaticae : containing descriptions and figures of the indigenous species of Marchantia, Jungermannia, Riccia and Anthoceros . te.—Carringtou. Scapania planifolia, Hook., Dum, Stem erect, simple, leaves unequally two-lobed to the base, conduplicate, ciliatelytoothed, posterior lobe larger, ovate, anteriorlobe cordate, twice shorter, perianth withentire mouth. Jungermannia planifolia, Hook. Br. 67; Eng. Bot. t. 2695. Scapania plani-folia, Dumort. Rev. Jung. p. 14; Carr. andPears. Exs. Nos. 162, 229 ; Cooke • 50. Moist rocky places. Growing in closely crowded patches of a dingy 138 HANDBOOK OF BRITISH HEPATIC/E. Thrown colour, mixed with mosses. Stems erect, 2 to 3 inches long, thread-like, flexuous, forthe most part sim-ple, now and thenforked, rigid, andbrittle. Leavesquadrifarious, andimbricate on bothsides of the stem,those at the backthe largest, plane, distichous, vertical, widely leaves scarcely half so large as the rest,obliquely adpressed to them, form nearly cordate,the whole are ciliately toothed at the margins, darkbrown, the texture thin and membranaceous (fig. 97)-. Seapania aspera, Mull. Dioicous. Stems simple, radiculose, leavestransverse, unequally bilobed, margin ciliate,epidermis minutely warted ; bracts larger thanupper leaves; perianth projecting, compressed,mouth truncate, ciliate. Seapania aspera, Miill. and Bern. Cat. (188); Gott. and Rab. Exs. ; Journ. Bot. Dec, 1892, t. 329. On limestone rocks.—[Plate j, Jig: jp.) Dioicous, loosely depressedly csespitose, of areddish or olive brown colour. Stems 2 incheslong, simple or slightly branched, firm, blackish,recurved at the apex, naked at the base, radi- HANDBOOK OF BRITISH HEPATIC/E. 139 culose, rootlets few, whitish. Leaves transverselyinserted, somewhat smaller and more distantbelow, contiguous or imbricate above, subsecund,unequally bilobed, margin ciliate-dentate, posticallobe more distinctly ciliate, about twenty-fivec
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