Constantin Freiherr von Ettingshausen (or Baron Constantin von Ettingshausen) (June 16, 1826 – February 1, 1897) was an Austria

Austria

Austria , officially the Republic of Austria , is a landlocked country of roughly 8.4 million people in Central Europe. It is bordered by the Czech Republic and Germany to the north, Slovakia and Hungary to the east, Slovenia and Italy to the south, and Switzerland and Liechtenstein to the...

n geologist

Geologist

A geologist is a scientist who studies the solid and liquid matter that constitutes the Earth as well as the processes and history that has shaped it. Geologists usually engage in studying geology. Geologists, studying more of an applied science than a theoretical one, must approach Geology using...

 and botanist.

Ettingshausen was born in Vienna

Vienna

Vienna is the capital and largest city of the Republic of Austria and one of the nine states of Austria. Vienna is Austria's primary city, with a population of about 1.723 million , and is by far the largest city in Austria, as well as its cultural, economic, and political centre...

. He graduated as a doctor of medicine in Vienna, and became in 1854 professor of botany and natural history

Natural history

Natural history is the scientific research of plants or animals, leaning more towards observational rather than experimental methods of study, and encompasses more research published in magazines than in academic journals. Grouped among the natural sciences, natural history is the systematic study...

 at the medical and surgical military academy in that city. In 1871 he was chosen professor of botany at Graz

Graz

The more recent population figures do not give the whole picture as only people with principal residence status are counted and people with secondary residence status are not. Most of the people with secondary residence status in Graz are students...

, a position which he occupied until the close of his life. He was distinguished for his researches on the Tertiary

Tertiary

The Tertiary is a deprecated term for a geologic period 65 million to 2.6 million years ago. The Tertiary covered the time span between the superseded Secondary period and the Quaternary...

 floras of various parts of Europe

Europe

Europe is, by convention, one of the world's seven continents. Comprising the westernmost peninsula of Eurasia, Europe is generally 'divided' from Asia to its east by the watershed divides of the Ural and Caucasus Mountains, the Ural River, the Caspian and Black Seas, and the waterways connecting...

, and on the fossil

Fossil

Fossils are the preserved remains or traces of animals , plants, and other organisms from the remote past...

 floras of Australia

Australia

Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

 and New Zealand

New Zealand

New Zealand is an island country in the south-western Pacific Ocean comprising two main landmasses and numerous smaller islands. The country is situated some east of Australia across the Tasman Sea, and roughly south of the Pacific island nations of New Caledonia, Fiji, and Tonga...

. He died at Graz.

Publications

• Die Farnkruter der Jetztwelt zur Untersuchung and Bestimmung der in den Formationen der Erdrinde eingeschiossenen Uberreste von vorweltlichen Arten dieser Ordnung nach dem Flchen-Skelet bearbeitet (1865)
• Physiographie der MedicinalPflanzen (1862)
• A Monograph of the British Eocene Flora (with J. Starkie Gardner), Palaeontograph. Soc. vol. i. (Filices, 1879 1882)