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. 2011 Jul 29;6(7):e23006. doi: 10.1371/journal.pone.0023006

Table 1. Congeneric species pairs used in the study and their respective plant traits analysed for their elongation response.

Family Open-habitat species Elongation measure Shaded-habitat species Elongation measure
Poaceae Bromus hordeaceus internode Bromus benekenii internode
Cyperaceae Carex ovalis leaf-sheath Carex sylvatica leaf-sheath
Poaceae Festuca arundinacea leaf-sheath Festuca gigantea leaf-sheath
Rosaceae Geum rivale petiole Geum urbanum petiole
Polygonaceae Rumex crispus petiole Rumex sanguineus petiole
Caryophyllaceae Silene latifolia petiole Silene dioica petiole