(2358.) J. effusus, Linn.; Hook., EL II., 190.

Frequent in ditches and boggy places throughout the eastern provinces; Brigus, Newfoundland. (R. Bell.) Windsor, Bedford, and Pictou, N.S. (Sommers, Cat.) Magdalen Islands, Gulf of St. Lawrence. (J. Richardson.) Truro, Halifax, Annapolis and Yarmouth, N.S.; also in the river valley at Whycocomagh, Cape Breton. (Macoun.) Abundant in marshy ground, New Brunswick. (Fowler, Cat,) Pentecost River, Levis, and Ragged Islands, River St. Lawrence. (St. Cyr.) Ditches in McKay's Woods and other places at Ottawa. (Fletcher, Fl. Ott.) Very common around Prescott, Ont. (Billings.) Abundant throughout central Ontario. (Macoun.) Vicinity of Hamilton, Ont. (Buchan.) In low swampy grounds near London, Ont. (Burgess.) Ditches at Owen Sound, and in meadows at Fort William and westward up the Kaministiqua River. (Macoun.) Lake Wabatongwashene, Ont.; York Factory, Hudson Bay. (R. Bell.) Moose Factory, James Bay. (Cottar & Hayden.) Rather common in springy places throughout the southern half of Vancouver Island, extending to Qualicum, and Barclay Sound. (Macoun.)

Var. brunneus, Engelm. Proc. Calif. Acad. II., 491.

Abundant on the islands in Barclay Sound, west coast of Vancouver Island, 1887. (Macoun.)

Var. conglomeratus, Gray, Man. Ed. V., 537.

In the same situations as the species, but less common. Not common in low grounds at Annapolis, N.S., and at Whycocomagh, Cape Breton. (Macoun.) Fredricton, N.B., and elsewhere; not common.

(Fowler, Cat.)

(2359.) J. filiformis, Linn,; Hook., Fl. II., 190.

Rather common along river margins, in gravel, and on lake shores; widely diffused. Bedford, near Halifax, N.S. (Sommers, Cat.) Low-meadows, North Sydney, Cape Breton. (Burgess.) Truro, and Yarmouth, N.S. (Macoun.) Magdalen Islands, Gulf of St. Lawrence. (J. Richardson.) Richibucto, Kouchibouguac, Woodstock and Salmon River, N.B. (Fowler, Cat.) Wet meadows, Gaspé Basin, Q. Macoun.) Vicinity of Ottawa. (Fletcher, Fl. Ott.) Border of Black Creek, Grimsthorpe, Hastings Co.; abundant at Elliott's Falls, Gull River, Victoria Co., Ont.; White River, north of Lake Superior; in wet meadows, Fort William, Thunder Bay. (Macoun.) Lake Mistassini, N.E.T., and Fort George, James Bay. (J. M. Macoun.) Moose Factory, James Bay. (Cottar k Dr. Hayden.) Shore of Little Slave Lake and along the Saskatchewan at Fort Carleton, and along Bow River, above Calgary; in a boggy spot on the "Tote Road," one mile west of the Selkirk summit, B.C., 1885. (Macoun.) Saskatchewan River to Bear Lake and English River. (Hooker, Fl.) Southern Greenland. (Hook., Arct. PL)

(2360.) J. Balticus, Var.ß. littoral is, Engelm., Mon. June. 442.

J. Balticus, Dethard.; Hook., Fl. II., 180. J. glaucus, Rich., App. page 11.

Sandy shores of lakes and by the sea; not rare. Pictou, N.S. (McKay.) Along the coast at Yarmouth and Truro, N.S. (Macoun.) Common on the coast of Kent Co., N.B. (Fowler, Cat.) Along the coast of Anticosti, at Salt Lake and Jupiter River; Gaspé Basin and along the coast to Matane, Q. (Macoun.) Mingan Islands, River St. Lawrence. (St. Cyr.) Along the St. Lawrence River at Prescott, Ont.; rare. (Billings.) Abundant at West Lake, Prince Edward Co. and around Presquile Point, Lake Ontario, and five miles north of Trenton, Northumberland Co., Ont.; Point aux Pins, Sault Ste. Mavie, and along the north-east coast of Lake Superior; Poplar River, Lake Nipigon and westward. (Macoun.) Sandy shore of Toronto Island, and at Southampton, Lake Huron. (Burgess.) Fort George, James Bay. (J. M. Macoun.) North end of Lake Winnipeg, and Knee Lake, Keewatin. (R. Bell.) The panicle of the sea coast form is much more compact than that from the Great Lakes.

Var.γ. montanus, Engelm., Mon. June, 442. J. Balticus, Hook., Fl. II., 189, in part. This form is abundant throughout the prairie region, extending from the eastern border at Red River across the prairies and through the Rocky Mountains to Donald on the Columbia. (Macoun.) Saskatchewan River near the mountains, and at Little Slave Lake. (Hooker, Fl.)

(2361.) J. Lescurii, Bolander, Bot. Calif., Vol. II., 205.

J. Balticus, var. Pacificus, Engelm., Mon. June, 442. . Our own specimens and those of Dawson, of this species, collected on Vancouver Island, are easily separated from those of the closely related J. Balticus, by their seeds, which are of a lighter color and less apiculate, and by their brown margined perianth scales. Abundant in salt marshes and on sand along the coast of Vancouver Island; near Victoria, Nanaimo, Departure Bay, Qualicum, Comox, and Alberni. (Macoun.) Blenkinsop Bay, Vancouver Island, 1885; Lewis River, lat. 61° north of British Columbia. (Dawson.) All references to J. Balticus on the Pacific coast are placed below.

North West America. (Hooker, Fl.) Cape Espenberg, Norton Sound, and Ounalashka. (Rothr. Alask.) Fort Wrangel, Alaska. (Meehan.)

(2362.) J. arcticus, Willd.; Hook., Fl. II., 189, in part.

We know nothing of this species. Arctic sea-coast. (Hooker, Fl.') Mossy soil, Middliattwack Islands, Cumberland Gulf, and Scott's Bay. (J. Taylor.) Greenland. (Hook. Arct. Pl)

Var. Sitchensis, Engelm., Mon. June, 445.

Engelmann says that this variety is found on both sides of Behring Straits and on the island of Kodiak. Bartlett Bay Alaska. (Meehan.) Sitka. (Rothr. Alask.) Point Mulgrave, Behring Straits. (Hooker, Fl.)

(2363.) J. Drummondii, E. Meyer. Ledeb. Flor. Ross. IV., 235. J. arcticus, var. ß. gracilis, Hook., Fl. II., 189.

Quite common on the higher Rocky Mountains, from Castle Mountain westward; appearing again on all the high mountains about the sources of Bear Creek, Selkirk Mountains. (Macoun.) At a great elevation in the Rocky Mountains. (Hooker, Fl.) Western summit of the North Kootanie Pass, Rocky Mountains. (Dawson.) Ounalashka. (Rothr. Alask.)

(2364.) J. Parryi, Engelm., Mon. June, 446.

J. arcticus, var. gracilis? Gray in Pl. Parry, 34. On the western summit of the North Kootanie Pass, and on the summit of the South Kootanie Pass, Rocky Mountains. (Dawson.) On the grassy summits of the mountains near the Glacier Hotel, Selkirk Mountains. Specimens over a foot high and having all the characters of this species were gathered in quantity during the past summer (1887) on Mount Benson and Mount Mark, alt. 3,000 feet, and on Mount Arrowsmith, alt. 5,000 feet, Vancouver Island. (Macoun.)