800. P. trichophorum, (Spruce) Lesq. & James.

P. piliferum, Swartz; Kindb., Bryol. N. Am. & Eur., 71.

Coast of Queen Charlotte Islands, 1898. (Dr. C. F. Newcombe.) Canon City, Skagway and Lake Lindeman. (Williams.)

801. P. pulchellum, (Dicks.) Bruch & Schimp.

Above the basin, Juneau, Alaska. (Miss G. Cooley) Common on earth and rock at Lake Marsh and Dawson, Yukon. (Williams.) Chilliwack Valley, B.C., 1901; on dead moss, St. Paul Island, Behring Sea, 1892. (J. M. Macomi.)

807. P. Muehlenbeckii, Bruch & Schimp.

Campylium striatellum, Kindb., Bryol. N. Am. & Eur.,

. 119.

Port Etches, Alaska, Lat. 60° 30', Aug., 1892. (J. M. Macoun.) On rocks and damp earth, Big Intervale, and Half Way Brook, Cape Breton Island, N.S., Aug., 1898; on old logs at Foster's Flats, Niagara River, Ont., 1901. (Macoun)

808. P. denticulatum, (Linn.) Bruch & Schimp.

On earth and rocks, very common, in Algonquin Park, Ont.; also at Niagara Falls and Camlachie, Ont., 1901. A very abundant species. (Macoun) Head of Lake Bennett and Dawson, Yukon. (Williams.)

810. P, Sullivantiao, Schimp.

P. Roesei, Hampe; Kindb., Bryol. N. Am. & Eur., 70.

On hummocks in swamps, Edmonton, Ont., Oct., 1892. (Jas. White.) On earth on roots, Meech's Lake, near Chelsea, Que., Sept. 23rd, 1893. (Macoun.)

811. P. membranosum, Kindb.

Rhyncostegium membranosum, Kindb., Bryol. N. Am. & Eur., 67.

On old logs, at Edmonton, Ont., 1892. (Jas. White.) On old logs, Jumping Pound Creek, Rocky Mountains, Alta., June 14th, 1897. Mrs. E. G. Britton doubts the correctness of the identification of the latter specimen. (Macoun.)

812. P. brevipungens, Kindb.

Old logs, Johnstone's Lake, North Wakefield, Que., June 2nd, 1898; also on old logs, Carleton Place, Ont., May 12th, 1900. (Macoun.)

813. P. aciculari-pungens, C. M. & Kindb.

On the ground, Halifax Co., N.S., July, 1894. (J. Moser.) On rocks in a ravine, Big Intervale, Margaree, Cape Breton Island, N.S., July, 1898; on rocks, Otter Slide Creek, Algonquin Park, Ont., July 19th, 1900. (Macoun.)

1171. P. diversifoliun, Kindb. in litt.

Fort Chimo, Ungava Bay, Labrador, Aug. 27th, 1896. (A. P. Low.')

814. P. undulatum, Bruch & Schimp.

Loring, Juneau, and also at Salmon Creek, near Juneau, Sitka. (Miss G. Cosley.)

(796.) P. Passaicense, Aust. Bull. Torr. Bot. Club, V. 24.

Hypnum latebricola, Canadian Musci, No. 304.

H. Passaicense, Lesq. & James, Mosses of N. America, 363.

On cedar trees in Dow's swamp near Ottawa; abundant on old cedar stumps in swamps five miles west of Belleville, Ont.; on dead wood in swamps at Fort McLeod, lat. 65°, B.C. (Macoun.)

(797.) P. latebricola, Bruch & Schimp. Bryol. Europ.

Hypnum latebricola, Lindb. Ms.; Lesq. & James, Mosses of N. America, 363. On stumps in McKay's woods, near the lake, Ottawa, Ont. (Macoun.)

(798.) P. pseudo-latebricola, Kindb. (n. sp.)

Tufts dense and radiculose, glossy green. Stem irregularly branching; branches often curved, perfectly complanate, branchlets longer with smaller and narrower leaves. Stem-leaves small, distichous, not decurrent, shortly ovate-lanceolate suddenly tapering to a somewhat long, filiform and straight point, entire; cells narrow, the alar small, few and subquadrate, often wanting; costa obsolete. Perichetial leaves sinuolate above. Capsule obovate-oblong, oblique and faintly curved, often pendent, teeth pale; inner membrane clavate; cilia long, subappendiculate; lid conical; pedicel about 12 mm. long. Dioecious. Allied to P. Passaicense.

On rotten wood along the Columbia River, on both sides of the river at Revelstoke, May 3rd and 12th, 1890. (Macoun.)

(799.) P. bifariellum, Kindb. Bull. Torr. Bot. Club, XVII. 279.

P. Americanum. Kindb. enum. bryin. exotic.

Plants small, sparingly radiculose, loosely caespitose, dark or blackish green, not glossy. Stems rigid, pinnate. Leaves loose, small, spreading, smooth and not striate; stem-leaves at the base broadly ovatecordate, decurrent, serrulate all around, abruptly attenuate to the-filiform, hooked-deflexed and sub-entire acumen; cells narrow, linear, the basal oblong; costa obsolete or reaching to the middle. Dioecious.

This species is still doubtful, as it is found only in a barren state. It resembles rather a Brachythecium.

Wet places in woods at Comox, Vancouver Island, May 3rd, 1887. (Macoun.)

(800.) P. trichophorum, (Spruce) Lesq. & James.

Hypnum trichophorum, Spruce; Lesq. & James, Mosse3 of N. America,

364; Canadian Musci, No. 305. H. denticulatum var. Donianum, Drumm. Musc. Bor. - Am , No. 165. H. pulchellum, Canadian Musci, No. 306, in part.

Rocks of the Portage River, Rocky Mountains. (Drummond.) On wet rocks in Roger's Pass, Selkirk Mountains; on stones in a brook at Revelstoke, Columbia River, and at Yale, B.C.; on damp rocks, Mount Benson, Vancouver Island. (Macoun.)

(801.) P. pulchellum, (Dicks.) Bruch & Schimp. Bryol. Europ.

Hypnum pulchellum, Dicks.; Lesq. & James, Mosses of N. America, 364; Canadian Musci, No. 306, in part; Drumm. Musc. Bor. - Am., No. 167.

Banks of a stream, among the Rocky Mountains. (Drummond.) "With Ulota crispa on trees at Trinity Bay, Newfoundland. (Rev. A. Waghorne.) On rotten wood at Canaan Forks, Queen's Co., N.B. (J. Moser.) On roots of trees and rocks along the Gaspé coast; on roots of spruce trees in woods around Lake Nepigon, Ont.; on stumps and rocks at Kicking Horse Lake and Lake Louise, Rocky Mountains; on rocks, Roger's Pass, Selkirk Mountains, B.C.; on earth near McLeod's Lake, lat. 55°, B.C. (Macoun.) On dead wood, Athabasca River, N.W.T.; St. Paul and Ounalaska islands, Behring Sea. 1891. (J. M. Macoun.)

Var. nitidulum, Lesq. & James; Canadian Musci, No. 307.

On roots of trees, Jupiter River, Anticosti; on the bases of trees, Gaspé Co., Que.; on earth, Kiladar, Addington Co., Ont.; on earth at Belleville, Ont.; also on earth at Current River, near Port Arthur,, Lake Superior. (Macoun.) Greenland, (Fl. Gr.)