Fam. 1. CryphseaceeB. 



I. Hedwigia Ehrhart. 



I. Eu-Hedwigia. Capsule immersed. Leaves us. denticu- 

 late at acumen. Stem r. flagelliferous. Tufts us. glaucous green. 



II. Braiinia. Capsule exserted. Leaves entire. Stem often 

 flagelliferouB. Tufts brown. Perichetial leaves not ciliate. 



I. Eu-Hedwigia. 



1. H. albicans Weber. — Fontinalis Web.; Hedwigia Lind- 

 berg. 



Leaves broadly ovate-lanceolate or ovate-oblong, distinctly 

 papillose, hyaline at the denticulate, us. prolonged acumen, re- 

 cur%'ed below; upper cells us. suboblong, sinuous at the walls. 

 Perichetial leaves long-ciliate. Capsule piriform, wholly immersed. 

 Stem not fiagelliferous. — On stone, common (r. in northern 

 alps). Eur.*) Sweden, Norway, Germany, Switzerland 1 Amer. 

 Canada: Macoun. »U. S.»: Lesq. et Jam. man. 



* H. subimda Kindberg catal. Canad. musci. 



Leaves green, broad-ovate, indistinctly hyaline at the short and 

 nearly entire acumen, recurved nearly all around; upper cells 

 subquadrate. — Rocks r. Amer. Canada: Macoun. 



2. H. iinberbis Esenbeck et Hornschuch. — Schistidium Es. 

 et Hsch.; Hedwigia Spruce. 



Leaves subovate, faintly papillose, entire, not hyaline, recur- 

 ved; upper cells suboblong, sinuous. Perichetial leaves not ciliate. 

 Capsule round-oval, subemergent. Stem often fiagelliferous; leaves 

 of the flagellse hyaline at apex. — Rocks r.; Etir. France! 



II. Braunia Schimper. 



3. H. alopecura BrideL — Leucodon Brid.; Hedwigia Kindb. 

 Leaves ovate, faintly papillose, not hyaline, striate; cells less 



distinctly sinuous, the upper quadrate, the inner basal rectan- 

 gular. Capsule oblong without neck; pedicel short. — Stones r.; 

 Eur. Austria: Venturi. 



4. H. oalifornica Lesq. — Braunia Lesq., Sull. icon, m., 

 Hedwigia Kindb. 



•) The mark! indicates, that the author is the collector; the citecj col- 

 lectors have contributed to my collections, 



