Pyrus Demetrii is a little -known kind of genus pyrus...

Pyrus nivalis, also known as snow pears, belongs to the...

Pyrus Salicifolia, known as willow -leaved pear or silver bulb,...

Pyrus spinosa, also known as the almond -leaf pear, belongs...

Pyrus pyrrofolia, generally known as Asian pear or Nashi pear,...

Pourthiaea Villosa, formerly known as Phhotinia Villlosa, belongs to the...