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Plant height and root depth (cm; means ± s.e.) of the 13 investigated plant species sorted according to their root depth. Abbreviated plant species are: Gr, Geum reptans; Cs, Campanula scheuchzeri; Tb, Trifolium badium; Pa, Poa alpina; Ac, Arabis caerulea; Sh, Salix herbacea; Rg, Ranunculus glacialis; Le.a, Leucanthemopsis alpina; Sb, Salix breviserrata; Ts, Trisetum spicatum; Va, Veronica alpina; La, Luzula alpinopilosa; and Ls, Luzula spicata; na, not analysed.
