claim: Land plants are multicellular organisms.
evidence: Bernd Eistert -LRB- 9 November 1902 -- 22 May 1978 -RRB- was a German chemist .. German. Germany. chemist. chemist. Together with Fritz Arndt he discovered the Arndt-Eistert synthesis .. Fritz Arndt. Fritz Arndt. Arndt-Eistert synthesis. Arndt-Eistert synthesis