Mathias Schedan
Yes, all plants are made of cells.
In 1838 Matthais Schleiden concluded that all plants are made up of cells!
Theodore Schwann did not conclude all plants are made of cells. He concluded that all animals were made up of cells. However, Matthais Schlieden did conclude that all plants were made of cells. He concluded this in 1838.
In 1838, German botanist Matthias Schieiden concluded that all plants came from cells.
Matthaias Schliden in 1838
Darwin concluded that all animals are made of cells
German botanist Matthias Jakob Schleiden.
German botanist Matthias Jakob Schleiden.
Theodor Schwann concluded that all animal tissues were made of cells.
The scientist who concluded that all plants are composed of cells is Matthias Schleiden. He made this observation in 1838, contributing to the development of the cell theory along with Theodor Schwann and Rudolf Virchow.
Schleidan
Scientist Matthias Schleiden concluded that all plant parts were made of cells.