— 836 — 
subulate thickened at the doubly dentate margins, flexuous 
when dry, nearly straight when moist; costa short-excurrent. 
Outer perichetial leaves short simply dentate; costa long-excur- 
rent. Capsule subobovate faintly curved; lid with short red 
beak; teeth brown, pale at apex; endostome yellow; cilia short- 
appendieulate; pedicel subbasilar pale red very long. Tufts 
tomentose below, often high. Synoecious. Habit of Hypnacee 
in capsule and its lateral pedicel, — Swamps in subtropical 
districts. Amer. U. S.: Fitzgerald, com. Renauld (Cuba: Wright, 
com. C. Mueller). 
150. Timmia Hedwig. 
A. Sheath of leaves with finally red-brown cells; costa us. 
dentate at back.  Dioecious. 
1.T.austriaca Hedwig. 
Leaves from broad sheath abruptly narrowed to the sublan- 
ceolate in upper half serrate gen. obtuse and faintly inyolute 
lamina, not or loosely’ appressed when dry. Capsule sulcate 
when. dry; cilia not appendiculate; lid apiculate. — Shaded 
often dry rocks. Eur. not r. Sweden, Norway, Switzerl:! Amer. 
r. Can.: Macoun. 
2.T.aretica Kindb. in botan. notiser 1893. 
Leaves above sheath tapering to the broad-lanceolate obtus 
entire or to !/, faintly denticulate not much narrower and 
scarcely involute lamina, impressed at both sides above sheath, 
appressed when dry and not much open when moist, much 
smaller than in the last; costa nearly smooth. Stems not or — 
loosely tufted, about 3-—4 c. m. high. Capsules unknown. — - 
Swamps in arctic districts r. Eur. Spetsbergen: R. Gyllenereutz 
1883. Amer. »Greenl.»: Berggren. | 
B. Sheath of leaves with pale either hyaline or (in elder 
leaves) pale brown cells; costa not dentate. © 
à. Lower leaves short gen. obtusate. Dioecious very r. frui- 
ting. Tufts pale green. »Cilia not appendiculate»: Juratzka. 
9. T.norvegiea Zetterstedt. ?! 
Upper leaves channelled longer acuminate, entire or indistinetly 
denticulate in lower half; elder sheath-cells partly pale brown. 
— Wet alp. rocks r. Eur. Norway, Switzerl.| Spetsbergen: R. 
Gyllencreutz. Amer. Can. Rocky mts: Macoun. Hur. 
b. Cilia appendiculate. Leaves acuminate not short. Monoe- 
cious. Tufts brown below, green above. 
4.T.megapolitana Hedwig. (re 
Leaves channelled serrate in whole lamina; nearly all broadly 
