rhizome

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rhi·zome

(rī'zōm),
The creeping underground stem of some plants (for example, iris, calamus, and sanguinaria).
[G. rhizōma, mass of roots, fr. rhiza, root, + -oma, mass]

rhizome

an underground plant stem, growing more or less horizontally, that usually has roots on its underside and bears buds.

rhizome

a horizontal underground stem (with leaves and buds) that serves as a storage organ and a means of VEGETATIVE PROPAGATION. Rhizomes are found in flowering plants such as Iris.

rhizome (rīˑ·zōm),

n root system of some perennial plants; consists of roots that grow horizontally; may also bear scales and nodes.

rhizome

an underground plant stem that develops roots and leaves at nodes along its length, e.g. in bracken, Sorghum halepense.
References in periodicals archive ?
Control of the larva of the sugarcane rootstalk borer, Diaprepes abbreviatus (L), with the entomogenous nematode Neoaplectana carpocapsae Weiser.
Compost all waste organic matter except weeds with viable rootstalks or stems packed with seeds.
Scientists stress, however, that it's important not to push petroleum under the surface or remove rootstalks lying just beneath the surface.
These perennials grow from spreading rootstalks to form thick groundcovers.