Romorantin B
Name of vine variety in France
Romorantin
Origin
This variety would originally be from the center of France and based on published genetic studies, it would be the result of the crossbreeding between Pinot teinturier and Gouais.
Synonymy
In France, this variety can officially be called "Danery" regarding plant propagation material. There is no officially recognized synonym in the other countries of the European Union.
Regulations
In France, Romorantin is officially listed in the "Catalogue of Vine Varieties" on the A list and classified.
Use
Wine grape variety.
Evolution of area under vines in France
1958 1968 1979 1988 2000 2008 2018
ha 680 581 271 156 231 74 79
Description
The identification is based on:
- the tip of the young shoot with a high density of prostate hairs,
- the yellow young leaves with bronze spots,
- the shoots with purplish-red internodes,
- the dark green adult leaves, entire or with three lobes, with an open V-shaped petiole sinus, short teeth compared to their width at the base with straight sides, a roughly blistered, goffered, involute leafblade with revolute edges, and on the lower side of the leaves, a medium density of erect and prostate hairs
- the round-shaped or slightly obloid berries.
Genetic profile
Microsatellite VVS2 VVMD5 VVMD7 VVMD27 VRZAG62 VRZAG79 VVMD25 VVMD28 VVMD32
Allel 1 126 232 243 176 188 238 238 227 249
Allel 2 131 236 249 186 204 246 248 235 271
Phenology
Bud burst: 1 day after le Chasselas.
Grape maturity: mid-season, 2 weeks and a half to 3 weeks after Chasselas.
Suitability for cultivation and agronomic production
This variety is fairly fertile and productive, with an erect bearing. Romorantin can be pruned long or short. It must be grown on adapted and early terroirs.
Sensitivity to diseases and pests
Romorantin is moderately susceptible to grey rot and grape moths.
Technological potential
The bunches are medium to large while the berries are small. Romorantin produces fairly fine, fruity and pleasant wines.
Clonal selection in France
The four certified Romorantin clones carry the numbers 466, 873, 928 and 929. A conservatory of 50 or so clones was planted in the French department of Loir-et-Cher in 2007.
Bibliographic references
- Catalogue des variétés et clones de vigne cultivés en France. Collectif, 2007, Ed. IFV, Le Grau-du-Roi, France.
- Documentary collections of the Centre de Ressources Biologiques de la Vigne de Vassal-Montpellier, INRAE - Montpellier SupAgro, Marseillan, France.
- Dictionnaire encyclopédique des cépages et de leurs synonymes. P. Galet, 2015, Ed. Libre&Solidaire, France.
- Traité général de viticulture, Ampélographie. P. Viala and V. Vermorel, 1901-1909, Ed. Masson, Paris, France.
Description of clones approved in France
Identity and availability Agronomic data Technical data
Clone number Origin Selection Fertility Production level Sugar content Potential color
Year approved Agronomic references Weight of grape clusters Vigor Total acidity Tannic structure
Growing surface area Size of berries Sensitivity to Botrytis Aromatic intensity Oenological aptitudes
466  Loir-et-Cher  ENTAV        
 1976  Loir-et-Cher        
         
Small distribution clone
873  Loir-et-Cher  ENTAV        
 1986  Loir-et-Cher        
         
Small distribution clone
928  Non précisée  INRA        
 1988  Loir-et-Cher        
         
Small distribution clone
929  Non précisée  INRA        
 1988  Loir-et-Cher        
         
Small distribution clone