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. 2015 Mar 10;7:plv005. doi: 10.1093/aobpla/plv005

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Published by Oxford University Press on behalf of the Annals of Botany Company.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted reuse, distribution, and reproduction in any medium, provided the original work is properly cited.

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Figure 1. — Natural densities of P. leptocoma and P. reflexa individuals in Gunnison Co., CO, USA, sampled in three quadrat types: randomly placed quadrats along transects, quadrats centred on a focal P. leptocoma individual, and quadrats centred on a focal P. reflexa individual. Bars show the mean number of individuals per square metre (excluding the focal plant) with s.e.