Figure 2.
(a) Picture of a juvenile lancewood Pseudopanax crassifolius (credit: Leon Perrie, Wellington). The ratio of leaf length over central stem length is much higher than in other plants. (b) Picture of a shrub of Sophora prostata. (credit: Virginie Orgogozo, Paris). Except in New Zealand, shrubs display no such intricate mesh of stems with small leaves.