SPIRAEA betulifolia

Shrub, densely bushy, 1.5 (1) m high, shoots red-brown, glabrous, striated, leaves broadly ovate to elliptic, usually rounded at the apex, base usually broadly cuneate, 2-4cm long, doubly or only simple crenate, dark green above, grey-green and reticulately veined beneath, usually glabrous, flowers white.(5)