se FS 
8.N.pumila Hedwig. : 
Leaves sublinear-oblong gen. acute, more or less acuminate 
or filiform-pointed, slightly undulate, often recurved below at 
one side and inflexed at the other. Capsule oblong; teeth pale : 
yellow; basal membrane of endostome distinct. Often with 
propagula. — On trees r. on rocks, prine. below alp. regions. 3 
Eur. Switzerl.| Amer. »U. S.»: Cardot. d: 
b. Monoecious not r. fruiting. Capsule partly emergent; endo- — 
stome rudimentary. 
9.N.oligoearpa Bruch. 1 
Leaves gen. sublinear-oblong short-acuminate; costa very short. | 
Perichetial leaves gradually acuminate. Capsule round-oval; : 
‘teeth pale yellow. ‘Stem not rigid; branches us. pinnate. — 1 
On rocks r. (in Amer.) on trees, prine. in alp. regions, r. Eur. - 
Sweden, Norway! Amer. Can.: Macoun. 
10.N.pterantha C. M. et Kindb. cat. Can m. (as subspecies). 
Leaves as in the last but larger, often brown-green; costa 
longer. Perichetial leaves abruptly short-acuminate. Capsule 
round-oval; teeth white hyaline; antheridia and archegonia more 
numerous than in the last. Branches rigid, gen. simple and 
very long. — Rocks r. Amer. Can. Rocky mts: Macoun. 
IV. Leiophyllum C. Mueller syn. musc. 
A. Leaves obovate arrounded at apex. ; 
11.N.Besseri Lobarzewski. — Omalia Lob.; Neckera Juratzka. 
Leaves small denticulate above, often shining; cells dilated, 
middle and lower suboval. Perichetial leaves gradually acuml- 
nate. »Capsule oval subemergent; endostome incomplete with | 
indistinct basal membrane»: Limpricht. — On rocks, r. on trees, 
r. Eur, Norway, Switzerl.! odor 
B. Leaves not arrounded at apex, gen. somewhat narrow. 
a. Leaves narrow-oblong or sublanceolate. Capsule long-exserted 
oval-oblong; segments and basal membrane distinct. ; 
12.N.complanata L. — Hypnum L.; Neckera Huebener. ; 
Leaves short-acuminate acute, minutely denticulate in upper 
third; middle and lower cells linear-lanceolate, alar subquadrate. 
Outer perichetial leaves abruptly acuminate, — On trees, less 
often on rocks. Eur. common. Sweden etc.! Amer. r: Can.: 
Waghorne. Bor 
b. Leaves (at least the upper) short and gen. obtusate, smaller- 
than in the last. Capsules unknown. ; 
13.N.graeilis James. — Homalia Jam.; Sull. ic. m.; Neckera- 
Kindb, | | To 
