Sample systematic reviews:
http://jpe.oxfordjournals.org/content/early/2014/12/07/jpe.rtu030.full
http://www.esajournals.org/doi/abs/10.1890/ES14-00117.1
Sample spreadsheets:
http://figshare.com/articles/A_systematic_review_of_the_ecological_literature_on_cushion_plants/1047279
http://figshare.com/articles/The_dataset_for_a_systematic_review_of_the_attractant_decoy_and_repellent_plant_hypotheses_do_plants_with_heterospecific_neighbours_escape_herbivory_/1494649
http://figshare.com/articles/Indirect_interactions_in_terrestrial_plant_communities_emerging_patterns_and_research_gaps_Dataset/1488540