Status of the Mesozoic floras of the United States
Subtitle: First paper: The older Mesozoic : General        geology and paleontology
By: by Lester F. Ward, with the collaboration of Wm. M.      Fontaine, Atreus Wanner, and F. H. Knowlton.  Extract from the Twentieth annual report of the [U. S. Geological] survey, 1898-99
Contributors: Fontaine, William Morris, 1835-1913; Wanner, Atreus, 1852-; Knowlton, Frank Hall, 1860-1926
Publisher: Govt. Print. Off.
Published: 1900
Place of publication: Washington
Language: eng
Number of pages: 748
Subjects: Paleobotany -- United States.; Paleobotany -- Mesozoic
Notes: Cover title.

Second paper published as Monograph XLVIII of the U. S. Geological survey.
Table of contents: title: pt. I. The Triassic Flora.; title: pt. II. The Jurassic flora.