Helena Krzemieniewska

Helena Krzemieniewska (1878–1966) was a Polish botanist and microbiologist, noted for studying myxobacteria and myxophyta in soil.

Biography Krzemieniewska was born 13 March 1878 in Lachowo, Poland, as the daughter of the wealthy landowner Ludwik Choynowski and Zofia Ciemieniewska. She graduated from the Women's School in Warsaw in 1894 and went to Krakow, Poland, where she graduated from the Faculty of Life Sciences in 1896 with a degree in Higher Scientific Courses for Women. She then became one of the first women to study at the Jagiellonian University in Krakow. She studied mathematics there from 1896 and botany from 1898 to 1900 under the botanist Władysław Szafer and the embryologist Emil Godlewski. After marrying the botanist and plant microbiologist Seweryn Krzemieniewski in 1899, she worked with him scientifically and expanded her knowledge at the universities in Delft, Holland and Leipzig, Germany.