What is the meaning of Snowy_mespilus?

Multiple species in the genus Amelanchier:

  1. Amelanchier ovalis, also called the Savoy medlar.
  2. Amelanchier lamarckii, also called juneberry, serviceberry or shadbush.

Amelanchier ovalis, also called the Savoy medlar.

Amelanchier lamarckii, also called juneberry, serviceberry or shadbush.

Source: wiktionary.org