Invasive Species week focuses on floating pennywort spread
Reports of floating pennywort in UK rivers and lakes have reached a record high with 50 tonnes of the invasive plant being removed from the River Thames alone in 2017.

Sign in to continue
Need to activate your subscription?
Already a subscriber
If you haven't already, activate your subscription here>>
Company Domain Access
If your company or university has a corporate subscription simply register your email address here to gain access