Chinese Boxthorn, Goji Berry
Introduced shrub to 2.5m tall. Lateral branchlets reduced to short, leafless spines, or such spines absent. Lower leaves alternating up the stems, usually pointed, later leaves clustered in clusters of 1-8. Leaves barely fleshy, 0.8-5.5cm long, 2-15mm wide, flat, hairless. Flowers tubular with 5 mauve to purple lobes, solitary on stems arising from the bases of the leaves. Berry red.
Online fact sheet published by the South Australian Herbarium: http://www.flora.sa.gov.au/efsa/lucid/Solanaceae/Solanaceae%20species/key/Australian%20Solanaceae%20species/Media/Html/Lycium_barbarum.htm