Simplify the following text for a Grade 7 native English-speaking person.
Original: Tilia nasczokinii Stepanov , commonly known as Nasczokin 's Lime or Nasczokin 's Linden , is a rare deciduous tree or shrub native to Siberia in Russia .
Simplified: Tilia nasczokinii ( Nasczokin 's linden or Nasczokin 's lime ) is a rare species of shrubs or trees in the family Malvaceae . Plants of this species grows in Siberia , Russia .