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]

Farlex Partner Medical Dictionary © Farlex 2012

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.

Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005

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References in periodicals archive

Based on field observations of root systems of bladderpod found on eroding soils, each basal rosette of leaves was assumed to come from a single rootstalk; therefore, each rosette was classified as an individual plant.

Zapata bladderpod (Lesquerella thamnophila Roll. & Shaw): its status and association with other plants

Parasitism of entomophilic nematodes on the sugarcane rootstalk borer, Diaprepes abbreviatus (L.) (Coleoptera: Curculionidae), larvae.

Efficacy of entomopathogenic nematodes versus Diaprepes abbreviatus (Coleoptera: Curculionidae) larvae in a high clay-content Oxisol soil: greenhouse trials with potted Litchi chinensis

Compost all waste organic matter except weeds with viable rootstalks or stems packed with seeds.

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Scientists stress, however, that it's important not to push petroleum under the surface or remove rootstalks lying just beneath the surface.

Whither the mangroves? From the Gulf War to the Gulf of Mexico

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