Matthias Numsen Blytt (26 April 1789 – 26 June 1862) was a Norwegian botanist.
He was born at Overhalla in Nordre Trondheim county, Norway.
Blytt was professor of botany at the University of Oslo.
[1][2] In 1856 he issued the exsiccata Plantae Norvegiae, praesertim alpium, rariores.
This article about a Norwegian scientist is a stub.