Table 3.

Selection gradients (β) from the best fit zero-truncated poisson models based on 2021 seed number in the hybrid habitat (A) and M. guttatus habitat (B).

(A) Hybrid Habitat
	HG	HL	BCL	BCG	F1	F2	All Hybrids	All Geno
Flower Width (FW)	-	-	0.733	0.588	-	−0.888***	−0.459***	−0.440***
Stigma Anther Separation (SA)	-	-	-	-	-	0.410	-	0.065
Plant Height (PH)	-	-	-	1.343***	0.431	-	0.699***	0.652*
Leaf Area (LA)	-	1.535	-	0.434***	-	-	0.022	−0.088
Flowering Time (FT)	-	-	0.726	−1.936***	−0.812	-	−1.474***	−1.490***
Leaf Roundedness (LR)	2.071	-	-	-	-	-	-	-
FT × FW	-	-	1.782*	-	-	-	-	-
FT × PH	-	-	-	-	-	-	1.109**	1.091
FT x LA	-	-	-	-	-	-	−1.879**	−2.058
FW × PH	-	-	-	−0.790**	-	-	-	-
FT × SA	-	-	-	-	-	-	-	0.044
SA × PH	-	-	-	-	-	-	-	0.047
(B) M. guttatus Habitat
	HG	HL	BCL	BCG	F1	F2	All Hybrids	All Geno
Flower Width (FW)	−0.364	−2.518*	0.629**	0.521*	-	0.191	-	0.022
Stigma Anther Separation (SA)	−1.671**	−1.640**	−0.447*	-	-	-	-	-
Plant Height (PH)	0.788	−4.537*	0.522*	-	0.404	-	0.185	0.157*
Leaf Area (LA)	−0.199*	−0.945***	0.426*	0.537**	0.376	-	0.13	-
Flowering Time (FT)	0.583	-	−0.415	-	−0.341*	-	−0.296***	−0.241**
Leaf Roundedness (LR)	0.54***	-	0.568*	0.693**	-	-	-	-
PH × SA	-	−3.524*	-	-	-	-	-	-
PH × FT	−0.986*	-	-	-	0.275*	-	0.126	-
PH × FW	−0.503	−5.354*	-	-	-	-	-	0.045*
LR × SA	−1.28*	-	−0.858*	-	-	-	-	-
FT × FW	−0.689	-	-	-	-	-	-	-
LA × LR	−0.264*	-	−0.064	-	-	-	-	-
LA × SA	1.419***	-	1.085**	-	-	-	-	-
PH × LA	-	-	-	-	-	-	−0.035	-
FW × SA	-	−1.2157	-	-	-	-	-	-

β indicates strength and direction of selection while asterisks indicate significance:

^*p<.05

^**P<.01

^***P< .001.