Malus sieversii modern apple cultivars. Unlike domesticated varieties its leaves go red in autumn: 62.2% of the trees in the wild do this compared to only 2.8% of the regular apple plant or the 2,170 English cultivated varieties. The species is now considered vulnerable to extinction. "Malus sieversii" has previously been identified as the main contributor to the genome of the cultivated apple ("Malus pumila"), on the basis of morphological, molecular, and historical evidence. A DNA analysis in 2010 confirmed "M. sieversii" as the progenitor of the cultivated apple. A third species that has been thought to have made contributions to the
Karl Malus both Hornet and the Werewolf after Spider-Woman. She was able to defeat both of them, and freed the Werewolf, who then attacked Malus. Malus had studied the bizarre criminal Daddy Longlegs, who had gained his powers from a modified growth-serum used by Black Goliath, and had thus acquired a sample of Pym Particles, which could alter a person's size and mass. With this knowledge, Malus hoped to restore the powers of Erik Josten. He gave Josten growth powers and enhanced strength turning him into the supervillain Goliath, but Goliath rejected Malus' offer of partnership and was in turn defeated by