Narrowleaf dock

Narrowleaf dock

Observation - Narrowleaf dock. Description: On a grain unloading quay (good habitat for finding this species). Basal leaves much like in R. crispus. Valves dentate, all three with tubercule.

On a grain unloading quay (good habitat for finding this species). Basal leaves much like in R. crispus. Valves dentate, all three with tubercule.