You searched for: “geodiatropism
geodiatropism (s) (noun) (no pl)
A response of a plant to gravity in which a part of the plant adopts a horizontal position: Geodiatropism can be exemplified by rhizomes (as with iris and ginger) that grow parallel above ground or underground. The rhizomes also provide the growth of new plants.
This entry is located in the following units: geo-, ge- + (page 8) -ism, -ismus (page 23)