 Acer pseudoplatanus was first described by the Swedish naturalist Carl Linnaeus in his Species Plantarum in 1753 . It is the type species in the maple genus Acer . Many forms and varieties have been proposed , including natural varieties such as var. macrocarpum Spach , var. microcarpum Spach , and var. tomentosum Tausch , and forms such as f. erythrocarpum ( Carrière ) Pax , f. purpureum ( Loudon ) Rehder , and f. variegatum ( Weston ) Rehder . These are all now considered to be synonyms of Acer pseudoplatanus L. 
