Alaska and Yukon.  MACOUN visited the following places: July 9 Rink Rapids; July 11 Dawson; July 14 Moosehide; July 15 Dawson; July 25 Hunker Creek; July 31 Hunker Creek, Colorado Creek; Aug. 8 Klondike R.; Aug. 12 Bonanza Creek; Aug. 13 Gold Run Creek; Aug. 14 Klondike-Indian divide; Sept. 31 Whitehorse.
        1903.   Wilcox made a small collection at Juneau and White Pass in June.
        1903.   Chamberlain, Frederic Morton, of the U. S. Bureau of Fisheries, obtained a medium-sized collection in southernmost Alaska.  Specimens in Nat. Herb., Washington.   The following places were visited: May 16 Kazan; July 26 Karta Bay; July 28 Loring; Aug. 16 Kazan; Aug. 22 Nawashy.
        1903.    Sheinwald, Ralph L. Jr., botanist of COOK's expedition to Mt McKinley.  Only a few specimens were seen in N. Y. Bot. Gard., collected at »Taluchulitna valley» on July 1 and at Kuskokwim R. near Jones R. in Aug.
        1903.   Rutter, Cloudsley, of the U. S. Bureau of Fisheries, collected about 230 specimens on Kodiak I., chiefly at Karluk, during May to August.  Collections in Nat. Herb., Washington.
        1903.    Hollick, Charles Arthur, of the N. Y. Bot. Garden, collected June-August while doing paleontological work, about 100 specimens at Yukon between Dawson and Anvik, and single specimens at Unalaska.  Collections in N. Y. Bot. Gard.
        1903-1907.   Hess, Frank L., of the U. S. Geol. Surv., collected lichens and single phanerogamic plants, now in Dudley Herb., on the southern coast of Seward Penins.  The lichens are published by HERRE (Publ. Puget Sound Biol. Station 2, 1919).
        1903-1924.   Chapman, John W., Missionary stationed at Anvik, collected there in Sept. 1903, June and July 1907, July 1924 and probably on other occassions.  In 1924 Mrs. J. W. CHAPMAN also made collections at Anvik. Specimens in Gray Herb.
        1904.   Piper, Charles Vancouver, of the U. S. Dept. of Agricult., collected over 500 numbers, now in Nat. Herb., Washington, along the southern coast of Alaska.  The following places were visited: June 9 Sitka; July 14 and 15 Skwashianski Bay; July 20 Valdez; Ellalnar; July 25-28 Kodiak; Cold Bay; Aug. 45 Unalaska; Aug. 7 Apollo (Unga I.); Aug. 13 Aurora; Aug. 15 Port Axel; Aug. 16 Homer; Kenai; Seldovia; Aug. 20 Latouche; Orca; Aug. 31-Sept. 2 Yakutat Bay (Ankow R.); Sept. 6-9 Sitka.