Family: Rosaceae Scientific name: Crataegus monogyna Description: Plant Form Deciduous tall shrub or small tree. Size Up to 10 m tall. Stem Woody, with spines 7-20 mm long. Leaves Squarish to oval shaped with deep lobes. Flowers 5 petal blossoms, white to pink. Fruit and Seeds Dark red 8-12 mm diameter, containing one seed each. Habitat Forest and riparian areas, roadsides. Distinguishing Features Distinguished by squarish oval deeply-lobed leaf shape. Impacts Displaces native species, habitat for pest animals, thickets can exclude stock from areas.