Johannes Gottfried Hallier

Johannes (Hans) Gottfried Hallier (1868-1932) was a German botanist who was a native of Jena.

He studied botany and zoology at the University of Jena under Christian Ernst Stahl (1848-1919) and Ernst Haeckel (1834-1919), and continued his studies at the University of Munich under Ludwig Radlkofer (1829-1927) and Richard Hertwig (1850-1937). From 1893 until 1897 he worked at the Buitenzorg Botanical Garden on Java, and afterwards became an assistant at the Botanical Institute at the University of Munich, and beginning in 1898 he worked at the Botanical Museum in Hamburg.

From 1903-04 he took part on a scientific expedition to India, Ceylon and the Malay Archipelago. He published several works concerning the botany of the Dutch East Indies, including treatises on the flora of Borneo. From 1908 to 1922, Hallier was a curator at the Rijksherbarium in Leiden. He is remembered today for intoducing a phylogenetic classification of flowering plants that is known as the "Hallier system".

References

• Gurcharan Singh (2004). Plant Systematics. Science Publishers. ISBN 1578083516.
• American Journal of Botany, Systematics and Phytogeography
• Parts of this article are based on a translation of an article from the German Wikipedia.