Blue hydrangea flowers. Hydrangea (common names hydrangea or hortensia) is a genus of 70-75 species of flowering plants. Beautiful blue flowerhead Hydrangea macrophylla. Hydrangeaceae
Description: Blue hydrangea flowers. Hydrangea (common names hydrangea or hortensia) is a genus of 70-75 species of flowering plants. Beautiful blue flowerhead Hydrangea macrophylla. Hydrangeaceae