Table 4.

F-statistics from repeated measures ANOVA testing for differences in dark-adapted chlorophyll fluorescence (F_v/F_m) and projected plant area following freezing across maternal families

Independent variables		Dependent variables
	df	Fv/Fm (F)	Projected plant area (F)
(a) High latitude L. divaricata Bajada del Diablo
MANOVA
Time	1	23.56***	69.46***
Time × maternal family	9	0.67	0.86
Time × Tmin	1	1.20	1.10
Time × maternal family × Tmin	9	1.42	1.04
Repeated measures
Maternal family	9	0.50	1.05
Tmin	1	4.17*	1.78
Maternal family × Tmin	9	0.21	0.80
n	85
(b) Low latitude L. divaricata Chamical
MANOVA
Time	1	58.50***	82.98***
Time × maternal family	9	1.46	2.29*
Time × Tmin	1	9.24**	7.67**
Time × maternal family × Tmin	7	0.38	2.80*
Repeated measures
Family	9	0.97	1.44
Tmin	1	1.31	2.52
Maternal family × Tmin	7	1.07	0.85
n	71
(c) High latitude L. tridentata Sevilleta LTER
MANOVA
Time	1	16.67**	55.86***
Time × maternal family	9	0.44	3.32**
Time × Tmin	1	0.32	7.53**
Time × maternal family × Tmin	9	1.10	2.22*
Repeated measures
Maternal family	9	1.17	12.89***
Tmin	1	1.61	8.55**
Maternal family × Tmin	9	0.92	1.38
n	98

(a) A high latitude L. divaricata. (b) Low latitude L. divaricata. (c) High latitude L. tridentata. Both within subject (MANOVA) and between subject (repeated measures) results are shown

^*P < 0.05;

^**P < 0.01;

^***P < 0.0001