Sitka spruce and the two western hemlocks (Bot. Gaz. 91, 1931); The problem of Glacier Bay, Alaska (Geogr. Rev. 27, 1937); A fourth expedition to Glacier Bay, Alaska (Ecology 20. 1939); Addition to the flora of Glacier Bay National Monument, Alaska 1935-1936 (Bull. Torr. Club 66, 1939).
        In 1916 plants were collected at Stikine R., where the expedition spent eleven days, at Glacier Bay eleven days and at Taku Glacier and Mendenhall Glacier seven days.
        In 1921 Juneau, Glacier Bay and Sum Dum Bay were visited.  In 1929 Glacier Bay was studied July 9-24 as well as Davidson Glacier (Lynn Canal), Holtham Bay and Stikine R.  In 1935 Glacier Bay and Prince William Sd (Harriman Fiord, College Fiord, Columbia Bay) were investigated.
        1916-1917.   Harrington, George L., of the U. S. Geol. Survey, collected about 275 specimens, now in Nat. Herb., Washington, in the lower Yukon and Kuskokwim valleys.    The following places were visited: June 1, 1916 Lower Yukon Pilot Station; June 21 18 miles up Anvik R.; July 10 60 miles up Bonazila R.; July 12 80 miles up Bonazila R.; July 20 Stujahook R.; Aug. 14 Marshall; July 4, 1917 Tolstoi; July 24-26 Holy Cross; Aug. 15 Haycock; July 9, 1919 Security Cove Kuskokwim; July 20 Good News Bay; July 27 Barnum Creek, Good News Bay; Aug. 16 Cripple Creek, Kuskokwim R.
        1916.   Malte, Malte Oskar, curator of the Nat. Herb. in Ottawa, born in Sweden, obtained a collection, now in Ottawa, at Yukon valley.  He visited Dawson Aug. 7 and White Pass Aug. 24.
        1916.   Gehrman, Ella, obtained a small collection, now preserved in Calif. Acad. Sc., around Teller.
        1916.   Hanna, C. Dallas, curator of Palaeontology at the Calif. Acad. of Sc., collected about 100 specimens on St. Matthew I. on July 8-13, 1916.  He also obtained a collection of plants on the Pribilof Is, where he worked for several years. Specimens in Calif. Acad.
        1917.   Cairnes, C. E., obtained a small collection at Miller Creek lat. 64° 00' long. 140° 50' W., in June 1917.
        1917-1940.   Thornton, Charles W., attorney at Nome. made extensive collections at Seward Penins., chiefly around Nome.  Specimens in his own herbarium and at Nat. Herb., Washington.  Part of the specimens were published by PORSILD in his »Contribution to the flora of Alaska» (Rhodora 41, 1939).
        1918.   Corkfield, W. E., collected a few specimens. now in Ot-