Carnegie institution of Washington. Publication no. 455.
Plates following pages 38 and 48 have half-titles (2 l.) not included in the paging; descriptive letterpress on versos facing some of the plates.
Each paper also published separately.
A Miocene flora from the Blue mountains, Oregon, by Elizabeth Oliver (issued November 22, 1934)--Climatic implications of Sapindus oregonianus, by R. S. La Motte (issued January 30, 1935)--The Miocene tilias of western America, by R. S. La Motte (issued July 10, 1935)--An Upper Oligocene florule from Vancouver island, by R. S. La Motte (issued July 10, 1935)--The Upper Cedarville flora of northwestern Nevada and adjacent California, by R. S. La Motte (issued August 12, 1936)--Supplement [Some systematic revisions in Miocene palaeobotany] 1934-36, by R. S. La Motte (issued October 24, 1936)