Table 4. Results of generalized linear models with beta distribution explaining male and female reproductive success in 2016–2017 in Platantherans in North-Eastern Poland with flower morphology traits.

Significant differences are given in bold.

	Male reproductive success			Female reproductive success
Predictors	Estimates	CI	p	Estimates	CI	p
(Intercept, incl. bifolia)	1.16	[0.80–2.80]	<0.001	1.16	[−0.02 to 2.35]	0.054
Species [chlorantha]	1.51	[1.21–1.81]	<0.001	0.96	[0.62 to −1.30]	<0.001
Spur length	−0.97	[−1.32 to −0.62]	<0.001	−1.23	[−1.65 to 0.82]	<0.001
Spur entrance	−0.16	[−0.34 to 0.01]	0.072	0.11	[−0.10 to 0.32]	0.301
Distance between viscidia	0.32	[0.07–0.57]	0.014	−0.43	[0.13–0.73]	0.005
Pollinarium length	−0.41	[−0.58 to −0.23]	<0.001	−0.40	[−0.59 to −0.20]	<0.001
Observations	237			247
R2	0.195			0.164