Table 3.

Summary of one-way repeated measures ANOVA of anatomical variables in which “site” was the treatment factor and “year of growth” was the repeated measure.

Anatomical variable	Site		Year		Site * Year
	F	p	F	p	F	p
Number of xylem cells	4.50	0.028	2.95	0.105	3.90	0.042
Number of earlywood cells	2.53	0.111	0.50	0.488	0.32	0.730
Number of latewood cells	9.67	0.002	1.62	0.222	6.50	0.009
Proportion of earlywood cells in xylem ring	15.84	0.000	0.31	0.586	3.42	0.058
Average double cell wall thickness of earlywood tracheids	16.14	0.000	11.40	0.004	1.26	0.312
Average double cell wall thickness of latewood tracheids	13.17	0.000	1.10	0.309	0.92	0.421
Average lumen dimension of earlywood tracheids	4.38	0.030	2.56	0.129	0.97	0.400
Average lumen dimension of latewood tracheids	3.28	0.064	1.09	0.313	1.77	0.203
Double cell wall thickness of initial earlywood tracheid	11.77	0.001	7.52	0.014	1.92	0.179
Double cell wall thickness of terminal latewood tracheid	8.02	0.004	0.62	0.444	0.61	0.555
Radial lumen dimension of initial earlywood tracheid	0.77	0.480	2.38	0.143	0.77	0.478
Radial lumen dimension of terminal latewood tracheid	7.52	0.005	1.35	0.262	1.22	0.321
Number of phloem cells	24.73	0.000	0.16	0.697	2.37	0.127
Number of early phloem cells	19.10	0.000	0.88	0.364	1.69	0.217
Number of late phloem cells	23.84	0.000	0.00	1.000	4.75	0.025
Proportion of early phloem cells in phloem ring	30.37	0.000	0.03	0.855	9.15	0.003
Average radial dimensions of early phloem sieve cells	20.50	0.000	0.46	0.506	1.42	0.273
Average radial dimensions of late phloem sieve cells	17.22	0.000	0.05	0.827	0.91	0.423
Radial dimension of initial early phloem sieve cell	8.60	0.003	0.06	0.814	4.61	0.027
Radial dimension of terminal late phloem sieve cell	0.73	0.497	0.19	0.666	0.06	0.947
Average radial dimension of axial parenchyma cells	3.95	0.042	1.66	0.218	0.20	0.824

Statistically significant values are in bold.