1. Crataegus laevigata (Poiret) DC.

Synon.: C. oxyacantha L.

Rare species. This species was reported in the study area by Misiewicz (1981) under the synonymic name Crataegus oxyacantha L., as generally rare on roadsides and in thickets and parks. It was not found by the authors of this paper. Misiewicz (1986) reported at 3 localities: AC6706, AC6715, AC6716