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
Malus 'Evereste' Malus 'Evereste' "Malus" PERPETU 'Evereste' is an ornamental cultivar of crabapple that has been developed by INRA in 1974 and is registered under their trademark with the name "Malus" perpetu. 'Evereste' is a small deciduous tree to a height of 7 m (22 ft), and spread of 6 m (20 ft), broadly conical in outline, with more or less lobed leaves. The 'Evereste' crabapple is an excellent tree for spring blossom, with so many flower that you can hardly see any bark beneath. Flowers are 5 cm in width, 5 cm (2 in) across, Freely born red in bud but