Denomination: 'Rebecca'
Botanical Name: Begonia ×hiemalis
Applicant/Holder: Koppe Royalty B.V.
Putterbrink 1
3881 LK
Breeder: Lubbertus H. Koppe, Koppe Royalty B.V., Putten, Netherlands
Agent in Canada: BioFlora Inc.
38723 Fingal Line
R.R. #1
St. Thomas, Ontario
N5P 3S5
Tel: 519-631-6241
Application Date: 2010-07-21
Application Number: 10-7040
Grant of Rights Date: 2011-09-22
Certificate Number: 4181
Grant of Rights Termination Date: 2029-09-22

Variety Description

Variety used for comparison: 'BBMIL'

Summary: The plant width of 'Rebecca' is medium to broad while it is medium for 'BBMIL'. The flower width of 'Rebecca' is narrow to medium while it is medium for 'BBMIL'. The lower side of the inner petals at the margin is yellow for 'Rebecca' while it is light yellow for 'BBMIL'.


PLANT: medium to tall, medium to broad

PETIOLE: absent or very weak anthocyanin colouration on upper side
LEAF BLADE: medium to long, medium width, dark green on upper side, light green on lower side, moderately open to closed base, moderately acute apex, shallow margin incisions, weak margin undulation

BRACT: medium in size, green
FLOWER: double, narrow to medium width, medium number of petals
OUTER PETAL: light yellow (RHS 10B) at margin on upper side, yellow (RHS 12B) at middle of upper side, absent or very shallow margin incisions
INNER PETAL: yellow (RHS 12B) at margin on upper side, yellow (RHS 12A) in middle on upper side, yellow (RHS 12B) at margin on lower side, light yellow (RHS 12C) at middle of lower side, absent or very shallow margin incisions, absent or very weak margin undulation.

Origin & Breeding History: 'Rebecca' was discovered by the breeder in Ermelo, The Netherlands in 2005, as a naturally occurring whole plant mutation of the variety 'Blitz'. The new variety was selected based on flower colour and petal number. Propagation by terminal cuttings was first conducted in July 2005 in Ermelo, The Netherlands.

Tests & Trials: The detailed description of 'Rebecca' is based on the UPOV Report of Technical Examination, application number 2008/0863, purchased from the Community Plant Variety Office in Angers, France. The trials were conducted by the Bundessortenamt in Hannover, Germany in 2009. Colour determinations were made using the 2001 Royal Horticultural Society (RHS) Colour Chart.

Comparison tables for 'Rebecca' with reference variety 'BBMIL'

Colour of upper side of petal (RHS)

  'Rebecca' 'BBMIL'
margin 10B 10C

Colour of lower side of inner petal (RHS)

  'Rebecca' 'BBMIL'
margin 12B 10C

Click on image for larger view
Begonia: 'Rebecca'

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