Supplementary
Figure S1. Plot of mean annual precipitation and mean annual temperature for all species
in the database in relation to their biome classification. The biome figure is adapted from
Forseth, I. Terrestrial Biomes. Nature Education Knowledge 2010, 3(10), 11 .
A. Seedlings
B. Sapling/adult
Figure S2. Cont.
S2
B. Sapling/adult
Osmotic adjustment (MPa)
Figure S2. Changes in the osmotic potential at full turgor (osmotic potential) between
well-watered and water stressed species for (A). Seedlings water stress in these
experimental studies came about via manipulation of water supply and (B). Saplings or
adults—Water stress in the majority of these studies was driven primarily by natural
changes in water availability. Negative values represent active osmotic adjustment.
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