Table 3. Total Se and S concentrations, and Se/S concentration ratios in seeds and seed-herbivores of S. pinnata and A. bisulcatus, as determined by ICP-AES.

	Se (mg kg −1 DW)	S (mg kg −1 DW)	Se/S
S. pinnata seeds (n = 22)	1,329±244	12,051±420	0.110
S. pinnata seed wasp larva (n = 6)	9±2	1,574±73	0.006
S pinnata seed wasp adult (n = 4)	47±6	5,048±2150	0.009
A. bisulcatus seeds (n = 6)	5,750±754	11,837±1486	0.486
A. bisulcatus seed wasp adult (n = 3)	6±1	2,815±347	0.002
A. bisulcatus seed beetle adult (n = 3)	4±1	2,241±101	0.002

Data shown is the mean and standard error. Replicate samples were collected from one or more individuals.