"Heywood, V. H. "
plant taxonomy: / v.h. heywood - 1 ed. - london edward arnold C.1967. - ", 60p.; 4 plates, tables, diagrs. 22 cm." - the institute of biology's studies in biology no.5 .
Bibliography: p. [59]-60.
--plants----classification
QK95 / .H48 1967
plant taxonomy: / v.h. heywood - 1 ed. - london edward arnold C.1967. - ", 60p.; 4 plates, tables, diagrs. 22 cm." - the institute of biology's studies in biology no.5 .
Bibliography: p. [59]-60.
--plants----classification
QK95 / .H48 1967