isophene


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isophene

a line connecting parts of equal character expression, i.e. one at right angles to a CLINE.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
References in periodicals archive ?
We then transferred isophenes from published maps (Caprio, 1966) which represent geographic variation of this bloom date with regard to elevation to our base map.