 None of the recovered specimens differed from their wild phenotypes.He suggested that these may have been used as foods, condiments, stimulants, for lighting and that the leguminous plants in particular "point to a very early use of domesticated plants".He later wrote  that "Whether they are definitely early cultigens remains to be established... What is important, and what we can say definitely, is that the remains indicate the early, quite sophisticated use of particular species which are still culturally important in Southeast Asia".