Category:Jacobus Marinus Janse

**Jacobus Marinus Janse**
	botanist (1860-1938)
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Date of birth	9 February 1860; Middelburg
Date of death	31 March 1938
Country of citizenship	Kingdom of the Netherlands;
Occupation	botanist; university teacher;
Employer	Leiden University; Leiden University (Faculteit der Wiskunde en Natuurwetenschappen, Dutch ordinary professor, 1899–1930);
Position held	rector magnificus of Leiden University;
Native language	Dutch;
Authority file
	Q19286368; ISNI: 000000038553592X; VIAF ID: 235531714; GND ID: 117081558; Library of Congress authority ID: n2003060505; IdRef ID: 130911364; Nationale Thesaurus voor Auteursnamen ID: 074967207
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Media in category "Jacobus Marinus Janse"

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