Muehlenbeckia astonii

About

Muehlenbeckia astonii, commonly known as the shrubby tororaro, is an endemic New Zealand shrub in the family Polygonaceae. It is found in both the North and the South Islands and has distinctive small heart-shaped deciduous leaves amidst a tangle of wiry interlocking branches. Although common in cultivation around the world, it is extremely rare and threatened in the wild. Its conservation status is "Nationally Endangered".

Summary from Wikipedia