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Poulren019

Rose

Denomination: 'Poulren019'
Trade name: Lea
Botanical Name: Rosa
Applicant/Holder: Poulsen Roser A/S
Kratbjerg 332
DK-3480
Fredensborg
Denmark
Breeder: Mogens N. Olesen, Poulsen Roser A/S, Fredensborg, Denmark
Agent in Canada: Miller Thomson Pouliot LLP
1000 De La Gauchetière Street West, Suite 3700
Montréal, Quebec
H3B 4W5
Canada
Tel: 514-871-5449
Application Date: 2010-12-09
Application Number: 10-7111
Grant of Rights Date: 2014-05-01
Certificate Number: 4763
Exemption from compulsory licensing: Yes
Expiry date for exemption from compulsory licensing: 2016-05-01
Date rights surrendered: 2015-05-11

Variety Description

Variety used for comparison: 'Poulbella' (Berleberg)

Summary: The glossiness on the upper side of the leaf of 'Poulren019' is weak while it ranges from medium to strong for 'Poulbella'. There are fewer petals on the flower of 'Poulren019' than that of 'Poulbella'. The flowers and petals of 'Poulren019' are larger and more fragrant than those of 'Poulbella'. The sepal extensions of 'Poulren019' are weak while those of 'Poulbella' are medium. The colour on the inner side of the petal of 'Poulren019' is purple red with slightly darker purple red at the apex and white undertones while the petal of 'Poulbella' is dark pink red with purple red to light blue pink undertones and purple red inner petals. The basal spot on the inner side of the petal of 'Poulren019' is light yellow while it is white for 'Poulbella'. The colour on the outer side of the petal of 'Poulren019' is purple red while the petal of 'Poulbella' is blue pink to light blue pink with white undertones. The filament on the outer stamen of 'Poulren019' is medium yellow while it is pink to red for 'Poulbella'.

Description:

PLANT: shrub type, upright growth habit
YOUNG SHOOT: weak intensity of anthocyanin colouration
PRICKLES: medium number, yellowish

NEW LEAF: weak to medium anthocyanin colouration on upper side, strong anthocyanin colouration on lower side
LEAF: medium green on upper side, no anthocyanin colouration, weak glossiness on upper side, weak undulation of margin
TERMINAL LEAFLET: medium elliptic to ovate, rounded base, acuminate apex

FLOWERING SHOOT: few flowering laterals, few flowers per lateral
FLOWER BUD: elliptic shape in longitudinal section
FLOWER: double type, pink colour group, medium petal density, round, flattened convex to convex profile on upper part, concave profile on lower part, medium fragrance, weak sepal extensions
PETAL: no reflexing, obovate, absent or very weak incisions, weak reflexing of margins, absent or very weak undulation of margin, one colour on inner side, lighter intensity of colour towards base, inner side purple red (closest to RHS N57C) with darker purple red (RHS N57B) at apex with white undertones, outer side purple red (RHS N57B-C)
BASAL SPOT: small, light yellow
OUTER STAMEN: medium yellow filament

Origin & Breeding History: 'Poulren019' originated from a controlled crossing between two unnamed seedlings, and is a selection of one seedling among these resulting plants. The cross was made in the summer of 2001. Seeds were planted in December, 2001 and germinated during the winter and early spring. In the spring on 2002 the seedlings were selected in Fredensborg, Denmark. 'Poulren019' was selected by the breeder for its compact yet vigorous growth when propagated on own root, profusion of deep pink large and fragrant flowers and resistance to typical rose diseases.

Tests & Trials: Trials for 'Poulren019' were conducted in an outdoor trial during the summer of 2012 at BioFlora Inc. in St. Thomas, Ontario. Trials included 9 plants of the candidate variety and 7 plants of the reference variety. Plants were grown from bare-rooted plants, transplanted into 13.2 litre containers in April, 2012. Observations and measurements were taken from 10 plant parts of the candidate variety on August 8, 2012 and of the reference variety on July 24, 2012. All colour determinations were made using the 2007 Royal Horticultural Society (RHS) Colour Chart.


Comparison tables for 'Poulren019' with reference variety 'Poulbella'

Number of flower petals

  'Poulren019' 'Poulbella'
mean 54.2 82.2
std. deviation 12.13 7.56

Flower diameter (cm)

  'Poulren019' 'Poulbella'
mean 6.4 5.3
std. deviation 0.40 0.40

Petal length (cm)

  'Poulren019' 'Poulbella'
mean 3.0 2.5
std. deviation 0.24 0.20

Petal width (cm)

  'Poulren019' 'Poulbella'
mean 2.2 1.8
std. deviation 0.19 0.20

Colour of petal (RHS)

  'Poulren019' 'Poulbella'
inner side- outer petals closest to N57C with N57B at apex with white undertones closest to 53C-D with 55B-C undertones
inner side- inner petals N/A more red than 58B
outer side N57B-C closest to 62A-B with NN155C undertones

Click on image for larger view
Poulren019
Rose: 'Poulren019' (left) with reference variety 'Poulbella' (right)

Click on image for larger view
Poulren019
Rose: 'Poulren019' (left) with reference variety 'Poulbella' (right)

Click on image for larger view
Poulren019
Rose: 'Poulren019' (left) with reference variety 'Poulbella' (right)

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