1927.   Harold, C. G., collected a few plants at Unalaska and on Nunivak I.  Specimens in Calif. Acad.
        1927.   Anderson, John, and Anderson, Paula, collected a small set at Mt McKinley Park in June-July.
        1928.   Rain, Morris, obtained a small collection at Ugashik and Naknek on the S. shore of Bristol Bay in July.
        1928.   Taylor, Raymond F., forest examiner of the U. S. Forest Service, collected single specimens in S. E. Alaska, now in the Forest Service herbarium.  He published a paper »Pocket Guide to Alaskan Trees» (U. S. Dept. of Agricult. Forest Serv. Misc. Publ. 55, 1929).
        1928-1939.   Eyerdam, Walter J., biological collector, now of the University of Washington Arboretum, Seattle, during four journeys to Alaska collected a very large material of plants amounting to more than 10,000 sheets.  His specimens are preserved in the author’s herbarium, in Berlin, Kew, Brit. Mus., Geneva, Lund, Stockholm, Washington, New York, Calif. Acad. Stanford, Seattle, and also in other herbaria.  Part of the collection is published by Hultén in Fl. Aleut. Is.  EYERDAM published a popular paper »Some interesting plants found in the Aleutian Islands» in Little Gardens 7 (1936).  His lichens were published by HEDRICK (»Lichens from the Aleutian Islands and the Alaska Peninsula» in Papers Mich. Acad. Sc. 21, 1935, publ. 1936).  He collected in the following places: in 1928 May 16 at Uyak, Kodiak I.; in 1931 July 21 Thum Bay, Prince William Sd; July 27-30 Port Hobron, Kodiak I.; Aug. 1-12 Three Saints Bay; July 14-Aug. 28 Port Hobron; Sept. 10-27 Old Harbour; Oct. 17 Evans I., Prince William Sd.  In 1932 he accompanied the author to the Aleutian Islands and collected April 22 at Ketchikan; April 27 at Kodiak; May 2-June 25 at Unalaska; June 13 at Wislow, Unalaska I.; June 29-July 13 at Atka I.; July 10 at Amlia I.; July 15 at Carlisle I.; July 20-beginning of Aug. at King Cove; end of August at False Pass and Unalaska and on Sept. 11 at Seldovia.  In 1939 Eyerdam returned to Alaska after collecting trips to S. America, and obtained about 2000 specimens of plants on Afognak I., Raspberry I. and Knight I.   The author has not yet seen these collections.
        1928.   Mexia, Ynez, of Georgetown, D. C., during a trip to Mt McKinley Park collected 365 numbers and about 6100 sheets of plants, now in Univ. of Calif., duplicates in Nat. Herb., Washington, Riksmuseum, Stockholm, and many other museums.   The following places were visited: June 9 Ketchikan; June 12 Cordova; June 14 Tunnel; June 17-Aug. 28 McKinley Park; Aug. 30 Fairbanks-Col-