Crataegus suksdorfii, (Suksdorf's hawthorn), formerly Crataegus douglasii var. suksdorfii, is a species of hawthorn found in the Pacific Northwest. Significant morphological differences from Crataegus douglasii that led to it being a different species include: 20 stamens vice 10, diploid vice tetraploid, floral and vegetative variances, found in different ranges, different flowering times, and different time lengths for fruit development.