It is a multi-stemmed shrub or small tree up to 5 m tall. Its bark is dark grey-brown. The main stem is 4-angled and deeply grooved. The flowers have a central mass of yellow stamens. The fruits are single and shiny with rough white hairs. They are enjoyed by birds and are used to make beer. The leaves feel like sandpaper. The flowering time is in summer. They do not require much water and are frost-hardy. Birds and mammals enjoys the fruits and the leaves are browsed by game. The wood is strong and is used to make walking sticks. It is the larval host plant to the Buff-tipped Skipper butterfly. It is used to treat nose-bleeds, inflamation of the naval cord and syphilis. Named after Nehemiah Grew (1641-1712) a British physian, physiologist and botanist known as ‘the father of plant physiology’. He graduated from Cambridge university in 1661 and then studied medicine at Leyden University in 1671. He published many works including The anatomy of Plants in 1682 and was a Fellow of the Royal Society.