60 lJh'i}o/>! fifafr L(fhor<iforij of XdliirnI H/'sforif. 



2. F. angulosa Raddi. Stems subsimple, narrowly 

 forked at the apex; leaves subquadrate, horizontally expanded, 

 the upper imdulate-lobed with obtuse lobes; inner involucre 

 conic-dilated, crejiate; spores coarsely reticulate. 



Hah. — Brackish meadows ; common; fruiting in early spring. (Eu.) 

 Bib.— Syn. Hep. p. 468, Hep. Europ. p. 15. 

 Exsic. — Hep. Bor.-Amer. No. 119. 



3. P. Oubana Aust. Near the last but the leaves 

 broader, spores more minutely reticulate, elaters narrower. 

 (F. piistilla rar. Ciihaua Gottsche, F. Texana Lindb.) 



i/afe.— Tex. and Cuba ( Wright). 

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

 ff Plant smaJl. 



4. F. cristula Aust. Plant minute, whitish; stems 

 2 — 4 mm. long, forked or fastigately divided; leaves quadrate 

 or obovate-rotund, subentire, strongly crisped-undulate; cap- 

 sule on a short pedicel, immersed; spores pale fuscous, more or 

 less tuberculate; elaters delicate, one-celled, short, more or less 

 difform, with a single narrow annular and spiral fibre. 



Hab. — On moist sand in unfrequented paths near Batsto, N. J. 

 {Austin.) 



Bih.—Vro. Phil. Acad. 1869, p. 228. 

 Exsic. — Hep. Bor.-Amer. No. 121. 



5. F. longiseta Aust. Stems suberect or depressed, 

 6 — 8 mm. long, proliferous-branching from the dorsal surface, 

 attached to the earth by purple rootlets; leaves pa^e,.subimbri- 

 cate, subhorizontal, subquadrate, the lobes mostly obtuse, un- 

 dulate-lobed or subentire, the lower few and small; involucral 

 leaves much larger, subflabelliform, somewhat attenuate at base 

 and confluent with the apex of the stem into a tube; inner in- 

 volucre mostly large, campanulate, variously incised or sub- 

 entire; capsule large, filling the calyptra, bursting irregularlj^; 

 pedicel rather long (8 — 12 mm.), slender, the base considerably 

 included in the apex of the stem; spores subangular, blackish, 

 strongly muricate; elaters rather long, bispiral. (AiKh-ocnjphid 

 longiseta Aust. ) 



'Hab.—Csi\. (Bolander), Tex. (Wright). 

 Bib.— 'Pro. Phil. Acad. 1869, p. 228. 

 Exsic. — Hep. Bor.-Amer. No. 118. 



** Leaves rerticat, liie/irred. 



