Ilc/xifira' <)/' y<)ifli uiiiicrlcf/. Gl 



6. F. Macouni Aust. Stems thickened, very short, 

 leaves imbricate, strongly cristate-undnlate and plicate, acutely 

 incised-dentate: inner involucre small, euji-shaped or funnel- 

 shaped, the margin crenate and somewhat undulate: capsule 

 large, exserted; spores very small, somewhat opaque, minutely 

 and closely pajnllose; elaters rather thick^ bispiral. 



Hab. — Portage la Lochs, lat. 57° Canada [Macoim), 

 Bib.— Bol Bulletin (now Bot. Gazette) I, 36. 



VII. FRULLANIA Raddi. 



Dioecious. Sporogonium terminal on the l^ranches. Invo- 

 lucral leaves 2 or 4, 2-lobed, u()t auriculate. Inner involucre 

 oval or obovate, terete or 3-4-angled. luucronate at the ajiex by 

 a tubular mouth. Calyptra pear-shaped, persistent, rupturing 

 below the apex. Capsule globular, 4-cleft halfway down. 

 Elaters truncate at both ends, unispiral, adherent to the valves, 

 erect. Spores large, irregular, minutely muricate. Archego- 

 nia 2 or 4. Antheridia in the saccate base of closely imbricate, 

 2-lolied perigonial leaves. Leaves 2-lobed, the lower lobe usu- 

 ally an inflated helmet-shaped auricle. Amphigastria entire or 

 2-toothed, throwing out rootlets from the base. Named for 

 SIfj. Leowirdo Fnilhtiii, an Italian minister of state. 



* ^iiiriclcs (jdleafc or (■iiriilJute-mtiiml. 



f Aiiiphiiiasffiii siiHiIf^ sntrcch/ iridcr than the sfciii. 



J Xo tooth OH thr iiiurijin oj' the iiiroliicfKl J coves. 



a. Auricles iiiiich sniollcr thou the leores. 



1. F. Eboracensis Gottsche. Stems creeping, clus- 

 tered-branehed; leaves loosely disposed (those of the branches 

 imbricate), round-ovate, entire; amphigastria ovate, a little 

 wider than the stem, bifid, entire; inner involucre smooth, 

 pyriform, slightly compressed and repand, beneath ol)scurely 

 carinate and gibbous toward the apex. (F. saxatUis Lindenb., 

 F. mieroscypha., keciscijplui et imiio Tayl.) 



Hab. — Trees and rocks; common northward. 



Bib.- -Syn. Hep. p. 423. 



Exsic. — Hep. Bor.-Anior. Xo, lOo. 



