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Variety traits

Rhizome

A rhizome is a modified underground stem that functions in nutrient storage, vegetative propagation, and overwintering. In agronomy, this trait is considered to assess a variety's biological potential, soil cultivation strategy, and spatial isolation requirements.

Mentioned in descriptions 2 122 varieties reference book.

A rhizome is an underground organ that provides a plant with the ability for vegetative propagation and survival under adverse conditions through the accumulation of nutrient reserves. The presence of rhizomes allows a crop to maintain viability when the above-ground part dies off, which increases the plant's overall resistance to drought or low temperatures.

Rhizome assessment in variety testing is conducted to confirm the distinctness, uniformity, and stability of a variety. Specialists record the presence, shape, growth direction, and depth of the underground organs based on the official variety description. In the case of vegetative crop propagation, spatial isolation standards are determined taking into account rhizome length to prevent mechanical mixing and undesirable spreading.

Indicators of rhizome development are considered species-specific, so universal criteria for their evaluation do not exist. In cases where the rhizome is the target part of the harvest, for example, in a number of medicinal crops, productivity is assessed through the mass of underground organs. In other situations, agronomic practices are planned based on the variety description, considering its potential for vegetative propagation and the need for weed control.

Sources10

Breakdown by crop

Found in these crops

Varieties that feature this in their description

Selection based on the description text, not official resistance ratings: such data is not available in registers. Mention indicates that the trait is discussed in the variety's sources; see the variety's profile for details on what is specifically stated.

MI00587

Active

Phalaenopsis Bl. · Moth Orchid

Floréac N.V.

2 records

LON01

Active

Canna x generalis L. H. Bailey · Garden canna

Lone Star International S.A. de C.V.

2 records

JanLim

Terminated

Artemisia vulgaris L.

Harnett Richard

2 records

Hawk Eye

Active

Zantedeschia Spreng. · Arum-lily

Boeket Handelmaatschappij B.V.

2 records

Japo 72

Active

Fargesia murielae (Gamble) T.P.Yi · Umbrella bamboo

Gerd Poplawski^^^Wilfried Janßen

2 records

Colocasia esculenta (L.) Schott · Taro

Williams Brian Paul

2 records

FLOCLEMI

Active

Clematis L. · Clematis

Barry Fretwell

2 records

Curcuma alismatifolia Gagnep. · Siam tulip

Leonardus J. M. van der Knaap

2 records

Canna x generalis L. H. Bailey · Garden canna

Joe Corgan

3 records

Zamioculcas zamiifolia (Lodd.) Engl. · ZZ plant

Edplant B.V.

2 records

Zamioculcas zamiifolia (Lodd.) Engl. · ZZ plant

Ed Holding B.V.

2 records

Begonia-Rex-Hybridae · King begonia

BOOMAN JAMES LAWRENCE

2 records

Penstemon digitalis Nutt. ex Sims

Hansen Hans A

4 records

Physostegia virginiana (L.) Benth. · Obedient Plant

NICHIEN CO.,LTD.

2 records

Campanula punctata Lam. · Spotted bellflower

TERRA NOVA NURSERIES INC

2 records

Salvia guaranitica x Salvia orbignaei

Uria Rolando Anibal

2 records

Bambi

Active

Fargesia murielae (Gamble) T.P.Yi · Umbrella bamboo

Bent Olsen

2 records

Xanadu

Active

Beta vulgaris Sugar Beet Group · Sugar beet

CZ DK
3 records

Rizofort

Active

Beta vulgaris Sugar Beet Group · Sugar beet

IT NL
3 records

Merion

Active

Poa pratensis L. · Kentucky bluegrass

NL SE
3 records

Brian

Protection expired

Beta vulgaris Sugar Beet Group · Sugar beet

CZ HU
3 records

Krasa

Terminated

Poa pratensis L. · Kentucky bluegrass

CZ SK
5 records

Nasser

Active

Beta vulgaris Sugar Beet Group · Sugar beet

DK SE
3 records

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