i 
e «e a 
obtuse or short-pointed. Capsule erect symmetric; segmen! 
rimose. Tufts brown gen. eradiculose. — Alp. rocks r. E 
Switzerl. near Churwalden in Graubuenden 1888! 
9.P.affinis Limpricht. — Ptychodium Lpr.; Pseudoleskea Kindl 
Differs from P. plicata: »Leaves long-decurrent narrower and 
narrowly reflexed, those of branches costate to middle. Para- 
phyllia few. Capsules unknown. — Alp. rocks r. Eur. Austria: 
Breidler»: Limpricht. | 
10.P.hyperborea C. Mueller. — Ptychodium C. M. in litt.; 
Pseudoleskea Kindb. : 
Differs from P. plicata: Leaves shorter and broader, all el 
tire; those of stem ovate short-acuminate, those of branc 1€ 
from ovate base long-acuminate or ovate-lanceolate. Branches 
simple julaceous. Capsules not seen. — Arctic district r. Eur. 
Norway near Nord-Cap 1899: W, Baur, com. C. Mueller. 
11.P.seiuroides Kindb. bull. Tor. club XVII. 
Leaves from ovate base narrowed to a shorter (subulate 
filiform) nearly entire acumen, not decurrent; cells hyaline, 
only ai insertion yellow, upper lanceolate, middle oblong-lanceo- 
late. Perichetial leaves more attenuate to the subdenticulate 
acumen; costa none or indistinct. Capsule oblong suberect 1 
inclined; peristome orange; teeth hyaline-bordered without 
stinct longitudinal line; segments scarcely lower; their basal 
membrane very low; cilia not appendiculate; pedicel 1,5 c. 
long; lid not seen. Tufts loose sparingly radieulose pale ret 
Branches few curved irregularly divided. — Rocks r. A 
Can. Rocky mts: Macoun. ; 
* P.denudata Kindb. (cat. Can. m. as var.) n. subsp. : 
Stems very long about 10 c. m., nearly simple, naked bel 
without rhizoids. Capsules unknown. — Rocks in higher al 
region r. Amer, Can. Brit. Col.: Macoun. ; Ah 
B. Leaves not large, nearly appressed when dry, not 
slightly curved, us. denticulate at acumen. Habit of Lescuri 
a. Leaves distinctly papillose; costa sometimes excurrent. 
12.P.rigeseens Wilson. — Leskea Wils.; Pseudoleskea Lindb. 
Hypnum radicosum Lesq. et Jam. 
Leaves ovate-lanceolate or from broad base long-acuminat 
often long-decurrent; upper cells sublinear, middle suboblon 
costa not exeurrent. Perichetial leaves abruptly filiform-pointe 
smooth nearly entire; costa short faint. 
oblong curved; peristome pale or 
short obtuse; pedicel 1—2 ¢. 
