Ernst Vilhelm Østrup (21 September 1845, in Roskilde – 16 April 1917, in Frederiksberg) was a Danish botanist and phycologist, mainly working on diatoms.
degree, and later worked as a schoolteacher in Copenhagen.
His diatom research largely dealt with species found in Denmark, Greenland, Iceland, Faeroe Islands and Jan Mayen.
[1] The diatom genus Oestrupia (Heiden)[2] and the species Diploneis oestrupii (Hust.
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