476 BOTANICAL GAZETTE [DECEMBER 
Islands, Newfoundland; Grindstone Island, Magdalen Islands, Quebec; *Seven 
Islands, Saguenay County, Quebec; *Lake Edward, Quebec; *Riviére du 
Loup, Timiscouata County, Quebec; *Mt. Albert, Gaspé County, Quebec; 
Table-topped Mountain, Gaspé County, Quebec; Little Métis, Quebec; 
Prince Edward Island; Kings Port, N.S.; Dead River, Somerset County, 
Me.; Fort Fairfield, Aroostook County, re Jaffrey, N.H.; Mt. Washing- 
ton, N.H.; Auburn, N.H. (figs. 1, 2); Mechanicsville: Ve; Willoughby oS 
t3 Acbbuhate Mass.; Newton, Mass.; Sorthtngion, Conn.; Pocon 
Plateau, Pa. (fig. 3); Newotec Luzerne Conney: Pa.; Blister Swamp, Baw 
dolph County, W.Va. (fig. 4); *Mungo Park, tees Lake, Ont.; *Brown 
County, Wis.; Keweenaw County, Mich.; Banff Clearing, Alberta, Can.; 
Center City, Minn.; New Mexico; *Bridge Park, Carbon County, Wyo.; 
*Artist’s Glen, Colo.; *Weber River, Wahsatch Mountains, Utah; *Revel- 
stocke, Selkirk, Can.; Carbonate Landing, B.C. (50° 30” n. lat.); *Crane 
ae Assiniboia, Can.; *Emerald Lake, B.C.; Renfrew, Vancouver Island, 
; *Silver City, Owyhee County, Idaho; Boise, Idaho; *Canyon County, 
Idaho: Clear creek Canyon, Ormsby County, Nev.; Gunnerson Watershed, 
Cent. Colo.; Saturna Island, Humboldt Bay, Ore. Boundary; Clark 
Springs, Scskane, Wash.; Egbert Spring, Douglas County, Wash.; Swauk 
River, Kittitas County, Wash.; *Spalding, Ore.; Ten Sleep Lakes, Big Horn 
County, Wyo.; *Wahlamet, Douglas County, Ore.; Cold Water Canyon, 
San Bernardino County, Cal.; Waitesburg, Wash.; *Mt. Rainier, Wash.; 
Cascade Mountains (49° n. lat.); *Dutch Harbor, Unalaska, Aleutian Islands; 
*Makushin Bay, Unalaska; *Nazan Bay, Atka, Aleutian Islands; *Lake 
Lindman, Yukon wai *Disko, Greenland; *East Greenland; *Nain, 
Labrador coast; *Roma, Labrador coast; *Okak, Labrador; Hopedale, 
Labrador; Grand Lake, Newfoundland; *Newfoundland coast; *Table- 
topped Mountain, Quebec (fig. 7); *Mt. Albert, Gaspé County, Quebec (figs. 
5, 6); *Turin, Marquette County, Mich.; Pagosa Springs, S. Colo.; San 
Pes Mountains, Ariz.; Socorro Coanty. N.M.; *Yellow Stone National 
Park; *Roger’s Pass, Selkirk (51° 30” n. lat.); Nawal Island, Schumagin, 
Alaska; Tulare County, Cal.; *Bighorn Mountain, Wyo.; *Nashes Fork, 
Albany County, Wyo.; ken: Can.; Anvik, Alaska; *Pluma, S.D.; 
Paradisino, Italy; *Lucetheshend, Surrey, England; *Sapporo, Japan; *La 
Buillard, Vosges Mountains, France; Louette St. Pierre, Belgium; Hupeh 
Province, Central China; *Rimkin, Tibet (fig. 8); Manchuria; Kurrum 
Valley, Afghanistan; *Island in Okhotsk Sea, N. Pacific; *Quichjock, Lap- 
d; sisson Japan; *Reykjahled, N. Tchad: *Deuthfoss, Iceland; Harx, 
man 
pes latifolium L. shows a similar condition of pollen 
sterility as a result of past crossing of its progenitors. Out of 32 
plants examined, only 4 were found to contain structurally perfect 
cells, in contrast to 28 which showed abnormally developed micro- 
