Comments.

Comments on a paper by Sue Colledge and colleagues that utilized archaeobotanical assemblages from aceramic sites in southwestern Asia and southeastern Europe to elucidate the debate about how agriculture spread into and across Europe during the early Neolithic. Value of including weedy taxa in the analysis; Discussion of the possible significance of the contrasts between the domestic and especially the weed floras of the southern Levant-Aegean and the northern Levant-Anatolian routes.