TABLE 1.

The mean, standard deviation (in parentheses), and sample size (n) for each measured trait are given for each block and for all plants pooled

Trait	Block 1	Block 2	Block 3	Total
Corolla width	15.02 (2.37)	14.56 (2.56)	16.42 (2.74)	15.34 (2.70)
n = 1943	n = 2545	n = 2426	n = 6914
Days to flower	31.36 (2.91)	28.42 (4.15)	30.48 (2.79)	29.95 (3.61)
n = 1956	n = 2633	n = 2464	n = 7053
Corolla length	18.98 (2.36)	18.23 (2.56)	19.89 (2.58)	19.19 (2.58)
n = 1511	n = 949	n = 1739	n = 4199
Pistil length	13.79 (1.46)	13.21 (1.37)	14.16 (1.47)	13.81 (1.49)
n = 1597	n = 994	n = 1749	n = 4340
Anther length	11.01 (1.17)	10.90 (1.21)	11.37 (1.16)	11.13 (1.19)
n = 1520	n = 987	n = 1771	n = 4278
Stigma-anther separation	2.77 (1.23)	2.30 (1.04)	2.78 (1.03)	2.66 (1.13)
n = 1491	n = 976	n = 1728	n = 4195
Total pollen	8889 (3932)	6388 (3112)	6759 (3412)	7254 (3635)
n = 1578	n = 1766	n = 2126	n = 5470
Pollen size index (PSI)	0.55 (0.21)	0.64 (0.18)	0.60 (0.19)	0.60 (0.19)
n = 1578	n = 1766	n = 2126	n = 5470
Viable pollen	5958 (3438)	4951 (2931)	5016 (3061)	5267 (3165)
	n = 1578	n = 1766	n = 2126	n = 5470

Morphological trait values are given in millimeters.