In botany|lang=en terms the difference between lignotuber and mallee
is that
lignotuber is (botany) a starchy enlargement (caudex), usually of a root, of a woody plant, serving to store water while
mallee is (botany) the growth habit of certain eucalypt species that grow with multiple stems springing from an underground lignotuber, shared by species of related genera.
As nouns the difference between lignotuber and mallee
is that
lignotuber is (botany) a starchy enlargement (caudex), usually of a root, of a woody plant, serving to store water while
mallee is a type of scrubland with low-growing thick eucalypts, characteristic of certain parts of australia.