292 BRYACE^. [Hookeria. 



Tribe XIX. HOOKERIEJE. 



Plants small, soft, sparingly and irregularly branching. 

 .Leaves either narrow and spreading or broader, ovate, nearly 

 round, or lingulate, flat, loosely imbricate ; areolation large ; 

 perichsetium of few leaves, on a short rooting perichastial 

 branch. Calyptra conical or niitrate, nearly entire at base or 

 ciliate, smooth or jDapillose or pilose. Caj)sule sub-erect or cer- 

 nuous or horizontal, on a long papillose rarely scabrous pedicel. 

 Peristome double, large, regular; teeth lanceolate, subulate, 

 densely articulate ; segments carinate. 



112. HOOKERIA, Tayl. 

 Leaves ovate or lingulate, abruj^tly or gradually acuminate, 

 rarely round or truncate, bicostate, generally margined and ser- 

 rate, opaque. Flowers monoecious, Calyptra narrowed at 

 base, scarcely reaching lower than the operculum. Teeth of 

 the peristome linear-lanceolate, subulate, purplish ; segments 

 entire, orange-color. Annulus simple, narrow. 



1. H. varians, Sulliv. Polygamous: plants densely cespi- 

 tose, yellowish ; stems and branches flattened : leaves ovate, 

 acuminate and lanceolate, soft, hyaline, with a large round or 

 oblong areolation, margined by a single row of elongated cells, 

 scarcely serrulate, bicostate to the middle : calyptra glabrous : 

 capsule oblong, horizontal ; lid conical, subulate ; peristome 

 normal, — Proc. Amer. Acad. v. 285, 



Hab. Enterprise, Florida (J. Donnell Smith, C. II. Fitzgerald). 



2, H. cruceana, Duby, Plants very small, yellowish 

 green, irregularly divided ; branches slender, short, complanate, 

 rounded at the apex : stem-leaves loose, secund, crispate when 

 dry, erect-open when moist, broadly ovate or lingulate, often 

 reflexed at the mucronate apex, concave, papillose ; upper areo- 

 lation Avith serrate papillre, the upper cells irregularly globose- 

 angular, the lower larger and longer ; costa double, enlarged 

 and diverging at base, converging nearly to the apex of the 

 leaves ; perichtetial leaves smaller, similar : calyptra glabrous, 

 conical, at first covering the whole capsule, later covering it to 

 the middle, fimbriate, caducous : capsule first erect, then hori- 



