RMREB7P0–. Concord area trees and shrubs. Botany; Trees; Shrubs. TREES OPPOSITE SIMPLE LEAVES FLOWERING DOGWOOD Cornus florida Small tree or large shrub with untoothed leaves. Side veins curving strongly, tending to parallel leaf margin. Mature bark broken into squarish blocks. Fruit red, berry-like, bitter. Frequently cultivated. Acidic woods. Uncommon. NORTHERN CATALPA Catalpa speciosa Leaves large, 15-30 cm. long, untoothed (occasionally lobed), sometimes in whorls of three. Fruit a long, narrow, bean-like pod. Roadsides, waste places. Uncommon escape. COMMON BUCKTHORN Rhamnus cathartica Leaves oppo
RM2BNDD3R–Leaves and fruits of Common buckthorn (Rhamnus cathartica) Cambridgeshire, UK. September.
RM2A2AJ53–Leaves and berries of common or purging buckthorn (Rhamnus cathartica) in late summer, Berkshire, August
RF2N00EA5–Branch of Common buckthorn Rhamnus cathartica tree in autumn. Beautiful bright view of black berries and green leaves close-up.