isophene

== English == === Etymology === From iso- + the first element of phenology, the word having been first used to refer to phenological phenomena. === Noun === isophene (plural isophenes) A line (on a map, etc.) joining places where a particular biological phenomenon is exhibited in the same way, such as where plants flower at the same time (an isanthesic) or where the same proportion of clines is found. Synonym: isophane ==== See also ====