Syema Corbi

Chrysanthemum

Denomination: 'Syema Corbi'
Trade name: Emma Coral Bicolor
Botanical Name: Chrysanthemum ×morifolium
Applicant/Holder: Syngenta Crop Protection AG
Schwarzwaldallee 215
Basel
4058
Switzerland
Breeder: Mark Smith, Syngenta Flowers, Inc., Gilroy, United States of America
Agent in Canada: BioFlora Inc.
38723 Fingal Line
R.R. #1
St. Thomas, Ontario
N5P 3S5
Canada
Tel: 519-631-6241
Application Date: 2010-03-19
Application Number: 10-6893
Grant of Rights Date: 2012-12-14
Certificate Number: 4438
Date rights surrendered: 2014-10-03

Variety Description

Variety used for comparison: 'Emma Salmon Bicolor'

Summary: The flower bud of 'Syema Corbi' is red pink on the outer side while the flower bud of 'Emma Salmon Bicolor' is light yellow orange with overtones of orange pink. The inner side of the ray floret of 'Syema Corbi' is red pink to purple red with orange pink and light yellow orange secondary colour while the inner side of the ray floret of 'Emma Salmon Bicolor' is light yellow orange with light red pink secondary colour. The outer side of the ray floret of 'Syema Corbi' is purple red and red pink with tones of orange pink and light yellow orange while the outer side of the ray floret of 'Emma Salmon Bicolor' is light yellow orange with tones of light red pink. The inner side of the ray florets from the inner row is orange brown with tones of light yellow and brown red at the tip for 'Syema Corbi' while they are light yellow orange with tones of orange brown for 'Emma Salmon Bicolor'.

Description:

PLANT: bushy, hemispherical growth habit, dense branching
STEM: green tinged with purple or brown

LEAF: moderately upwards attitude of petiole, terminal lobe short to medium in length relative to leaf length, lowest lateral lobe of sinus shallow to medium in depth with diverging margins, rounded base, weak glossiness on upper side, dark green on upper side, margin indentations few to medium in number and medium in depth

INFLORESCENCE: corymbiform, many flower heads per plant
BUD: outer side red pink (RHS 51C-D)
FLOWER HEAD: double, medium height, dense ray florets, predominately ligulate type ray florets
RAY FLORET: slightly ascending attitude of basal part, two keels on upper surface, short corolla tube, weakly concave to flat in cross section at widest part, flat margin, straight along longitudinal axis with weak incurving at tip, rounded, emarginate and mamillate tip, inner side red pink (RHS 51D) to purple red (RHS 54C), tones of orange pink (RHS 27D) and light yellow orange (RHS 18D) in diffuse stripes throughout, outer side purple red (RHS 54C) and red pink (RHS 51D) with tones of orange pink (RHS 27C) and light yellow orange (RHS 18C), inner side of ray florets from inner rows orange brown (RHS N170D) with light yellow (RHS 13D) tones and brown red (RHS 180A) tip.

Origin & Breeding History: The variety 'Syema Corbi' originated from a naturally occurring whole plant mutation of the parent variety 'Empire Emma'. The variety was discovered by the breeder on November 29, 2007 in Alva, Florida, USA. The new variety was selected based on criteria for flower colour and pattern, flower size, response time and plant habit.

Tests & Trials: Trials for 'Syema Corbi' were conducted in an outdoor irrigated trial during the summer of 2011 in St. Thomas, Ontario. The trial included a total of 15 plants each of the candidate and reference varieties. All plants were grown from rooted cuttings and transplanted into 20 cm pots on June 23, 2011. Observations and measurements were taken from 10 plants of each variety on October 10, 2011. All colour determinations were made using the 2007 Royal Horticultural Society (RHS) Colour Chart


Comparison tables for 'Syema Corbi' with reference variety 'Emma Salmon Bicolor'

Colour of flower bud (RHS)

  'Syema Corbi' 'Emma Salmon Bicolor'
outer side 51C-D 20C with 31D overtones

Colour of ray floret (RHS)

  'Syema Corbi' 'Emma Salmon Bicolor'
inner side 51D to 54C 18D
inner side - secondary 27D, 18D 38D
outer side 54C, 51D with tones of 27C, 18C 18D with tones of 39D

Colour of ray floret from inner rows (RHS)

  'Syema Corbi' 'Emma Salmon Bicolor'
inner side N170D with tones of 13D, tip 180A 18C with tones of 171D

Click on image for larger view
Syema Corbi
Chrysanthemum: 'Syema Corbi' (left) with reference variety 'Emma Salmon Bicolor' (right)

Click on image for larger view
Syema Corbi
Chrysanthemum: 'Syema Corbi' (left) with reference variety 'Emma Salmon Bicolor' (right)

Click on image for larger view
Syema Corbi
Chrysanthemum: 'Syema Corbi' (left) with reference variety 'Emma Salmon Bicolor' (right)

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