Table 3.

ANOVA (F ratio) summary for different proportions of non‐structural carbohydrate (mg g^–1 hexose units) concentrations in fresh roots of turlough and ruderal populations of Ranunculus repens collected bimonthly from the field over a 1‐year period (expt 1), and comparisons between field‐collected and cultivated stock (expt 2).

	Source of variation	Ethanol‐soluble	Ethanol‐insoluble	Starch
Experiment 1	Population	61.99***		39.77***
	Time	14.94***		2·28
	Population × Time	3.22**		8.25***
Experiment 2	Population	1·85	1·53	0·09
	Time	12.68**	0·31	14.41***
	Population × Time	29.19***	11.66**	0·72

*** P < 0·001; ** P < 0·01; * P < 0·05.