Table 2.

Results of our PCA of species traits.

			Trait loadings
	Proportion of variance	Cumulative proportion of variance	Root:shoot	% Flowering biomass	Total biomass	Leaf thickness	Height	No. of leaves	% Dead leaves	Seed weight	Variation in seed dimensions
PC1	0.30	0.30	0.27	−0.22	−0.53	0.33	−0.53	−0.14	−0.43	0.07	0.00
PC2	0.19	0.49	−0.33	0.04	−0.34	−0.44	0.03	0.51	−0.39	−0.27	0.31
PC3	0.14	0.63	0.65	−0.44	0.43	−0.24	−0.07	0.20	−0.11	−0.24	0.20
PC4	0.11	0.73	−0.27	−0.05	0.45	0.39	0.17	−0.05	−0.55	0.28	0.40
PC5	0.09	0.82	0.20	0.15	−0.22	−0.29	0.03	−0.33	0.24	0.37	0.71
PC6	0.07	0.89	−0.30	−0.01	0.18	−0.08	−0.30	−0.57	0.00	−0.64	0.19
PC7	0.06	0.94	0.00	0.08	0.15	−0.62	−0.09	−0.34	−0.44	0.34	−0.40
PC8	0.03	0.98	−0.33	−0.85	−0.18	−0.10	0.24	−0.15	0.15	0.15	−0.03
PC9	0.02	1.00	−0.31	−0.09	0.28	−0.08	−0.73	0.31	0.29	0.32	0.06