Fig. 2From: Spikelet movements, anther extrusion and pollen production in wheat cultivars with contrasting tendencies to cleistogamyProportion of extruded anthers in two wheat cultivars observed in 2018 and 2019. Untransformed data are presented. Whiskers indicate ± SD. Means followed by the same small letter are significantly different between the years and those followed by the same capital letter - between the cultivars at P < 0.05, according to the Mann-Whitney’s U testBack to article page