— 304 — 
younger state; cilia yellowish narrower; calyptra not densely 
hairy. Tufts green. or yellowish green 2—4 c. m. high. — - 
On trees r. on rocks. Eur. not r. Sweden, Norway, Switzerl.! 
Amer. r. Can: Drummond 154. 
* Q.Shawii Wilson. agt 
Capsule yellowish; teeth pale; cilia unknown. Leaves with - 
shorter, costa. Tufts dark green 1—2 c. m. high. — On trees r. 
Eur. Switzerl| France: Philibert. 
18.0.exiguum Sullivant icon. muscor. Su 
Leaves small short gen. ovate-oblong, sometimes broadly ovate- — 
lanceolate or sublinear, obtusate or short-acuminate gen. obtuse, 
often nearly wholly flat or slightly reflexed at borders; cells 
gen. sbort; costa subpercurrent or shorter. Capsule oval faintly _ 
striate when old; neck none or indistinct; cilia whitish broader — 
than teeth; calyptra nearly glabrous; stomata ? Tufts small 
green about 0,4 c. m. high. Dioecious. — Base of trees r. 
Amer. U. S. Nat. Park: Roell. 
III. Lyellina Kindb. 
À. Capsule immersed; pedicel indistinct. Leaves nearly 
appressed "when dry not flexuous, with numerous propagula. 
19.0.Lyellii Hooker et Taylor. | 
Leaves narrowly ovate-lanceolate subulate-acuminate nearly 
flat at borders. Capsule suboblong pale brown; cilia reddish; 
calyptra sparingly hairy. Tufts dark green not high. Often 
sterile. — On trees, Eur. not r. below alp. regions. Sweden, 
lenas Switzerl.! Greece: Orphanides. (Amer. »U. S.»: Lesq. 
et Jam. | 
B. Capsule more or less emergent; pedicel distinct. Leaves. 
without propagula, the upper us. flexuous or crisped. 
20.0.papillosum Hampe, — O. Pringlei C. M. ali 
'. Leaves as in the last but longer and recurved at least at- 
one side to the greater part, more papillose also below... Cap- 
sule longer, subcylindric brown and partly emergent. Stem us. 
higher. Tufts us. yellowish or bright green. — Trees and rocks. - 
Amer. not r. Can.: Macoun. U. S, Calif: Mrs L. C. Feely: 
* O.strictum Venturi, ! 
Leaves dark green shorter, appressed when dry. — Amer. t, 
Can.: Macoun. a 
21.0.lyellioides Kindb. revue bryol. 1896. KH 
Leaves long as in 0. papillosum, nearly flat or undulate at 
borders, faintly papillose, not appressed when dry; the upper 
crisped. Capsule narrow-cylindrie pale brown nearly wholly | 
