Table I.

Seed germination and development

Genotype	Exogenous Suc	Light		Dark
		Germinateda	Establishedb	Germinated	Establishedc
	mm	%
pxa1	0	100	0	86	0
pxa1	15	100	95	88	88
Col-0	0	100	100	94	89
Col-0	15	100	93	82	82

Wild-type (Col-0) and pxa1 mutant seeds were grown on medium in either the presence or absence of Suc for 6 d in the light or 1 d in the light and 5 d in the dark. At least 14 seeds were examined for each condition.

^a Radicle emergence from the seed coat. 

^b Expansion of cotyledons. 

^c Hypocotyl elongation.