The other kind was : '' ... a domesticated group of which the origin may be unknown or indefinite , which has such characters as to separate it from known indigens , and which is probably not represented by any type specimen or exact description , having therefore no clear taxonomic beginning . ''
A cultigen was : '' ... a domesticated group of which the origin may be unknown ... [ It has ] such characters as to separate it from known indigens , and is probably not represented by any type specimen or exact description '' .