Click the number at the start of a key lead to highlight both that lead and its corresponding lead. Click again to show only the two highlighted leads. Click a third time to return to the full key with the selected leads still highlighted.
1 Leaves cuneate at base; erect to spreading shrub or tree, 1-7 m tall
1 Leaves rounded at base; prostrate to decumbent shrubs, 0.2-2 m tall