— 396 — 



II. Pseudo-Trematodon Kindb. 



A. Upper leavefs slightly sinuolate above; costa not excurreut. 

 S.B-Bolaenderi Lesquereux; Sullivant icon. m. 



Upper leaves ovate-lanceolate neaiiy gradually narrowed. Cap- 

 sule shorter than the not defluent neck; pedicel longer. — 

 Amer. r. »U. S.»: Sullivant. 



B. Upper leaves us. entire r. denticulate; costa excurrent. 

 4.B.longicollis Eaton bull. Torr. club 1890. 



Upper leaves ovate-lanceolate nearly gradually narrowed; costa 

 filling upper half of acumen. Capsule shorter than the defluent 

 neck; pedicel long-exserted. — Amer. r. »U. S.»: Eaton. 

 S.B-trobasiana Notaris. 



Upper leaves subovate-lauceolate gradually narrowed, costa 

 not fiUing whole acumen below. Capsule not shorter than the 

 subdefluent neck; pedicel scarcely exserted above upper leaves. 

 Sometimes paroecious. — ^ur. r. Austria: Breidler, com. 

 Warnstorf. 

 B.B.TOgesiaca Schwsegrichen. 



Upper leaves ovate-oblong abruptly narrowed to a by costa 

 filled acumen. Capsule not shorter than the defluent neck; 

 pedicel long-exserted. — 'Eiir. r. France: Boulay; Buchinger. 

 III. Eu-Bruohia. 



A. Costa of leaves excurrent. 

 T.B.Curviseta Lesquereux et James. 



»Upper leaves subovate, denticulate above. Capsule wholly 

 exserted, longer than the thick neck; pedicel curved or genicu- 

 late, not shorter. Spores papillose. Paroecious. — Amer. U. 

 S.»: Lesq. et Jam. 

 S.B.Drnmmondii Hampe. — B. brevipes SuU. 1. c. (non Hooker). 



Upper leaves entire from subovate base abruptly narrowed 

 to the subulate by costa nearly wholly filled acumen. Capsule 

 wholly immersed; pedicel short. Spores less papillose. Mon- 

 oecious. — Amer. r. »U. S.»: Sullivant. 



B, Costa of leaves not excurrent. 



a. Leaves short obtusate or short-acuminate. 

 9.B.breTifolia Sullivant icon. muse. 



Upp^r leaves from longer, ovate-oblong base nearly gradually 

 narrowed to the short acumen; costa percurrent. Capsule partly 

 emergent; pedicel verj' short. Spores nearly smooth somewhat 

 small. — Am&r. r. »U. S.»: Sullivant. 

 lO.B.fnsca Britton 1. c. 



Upper leaves ovate or broad-ovate obtusate or very short- 



