NPCW08141

Poinsettia

Denomination: 'NPCW08141'
Trade name: Christmas Feelings White
Botanical Name: Euphorbia pulcherrima
Applicant/Holder: Klemm, Nils
Hanfäcker 10
70378
Stuttgart
Germany
Breeder: Nils Klemm, Stuttgart, Germany
Agent in Canada: BioFlora Inc.
38723 Fingal Line
R.R. #1
St. Thomas, Ontario
N5P 3S5
Canada
Tel: 519-631-6241
Application Date: 2008-01-10
Application Number: 08-6131
Date Withdrawn: 2011-12-05

Variety Description

Variety used for comparison: 'Merry White'

Summary: The variety 'NPCW08141' has medium lobing on the transitional leaves and on the bracts while the variety 'Merry White' has absent or weak lobing on both. The largest bract of 'NPCW08141' is shorter than the largest bract of 'Merry White'.

Description:

PLANT: branching present
STEM: weak to medium green at middle third, absent or very weak anthocyanin colouration at middle and upper third

LEAF: ovate, wedge-shaped base, dark green on upper side, main vein green on upper side, none to medium number of lobes, lobes shallow when present, absent or weak curvature of main vein
PETIOLE: weak intensity of green colour on upper side, absent or very weak anthocyanin colouration on upper side, absent or weak anthocyanin on lower side
TRANSITIONAL LEAVES: few partly bract coloured leaves, very few fully bract coloured leaves, medium lobing, absent or weak curvature along main vein

BRACT: few to medium number of large coloured bracts, few to medium number of small coloured bracts, largest bract ovate, one colour on upper side, yellow green (RHS 1D) on upper and lower side, absent or very weak spotting on upper side, weak to medium folding along main vein, no twisting, weak to medium rugosity between veins
CYATHIUM GLANDS: medium size, yellow, no deformation present, response time 8 weeks.

Origin & Breeding History: The variety 'NPCW08141' originated from a mutation induced by irradiation of the poinsettia variety 'Christmas Feelings Sparkle'. The irradiation was conducted in Stuttgart, Germany. The new variety was discovered and selected in November 2006, based on its white bract colour.

Tests & Trials: Trials for 'NPCW08141' were conducted in a greenhouse in St. Catharines, Ontario . The trial included a total of 25 plants each of the candidate variety and reference variety. All plants were grown from rooted cuttings and transplanted into 15 cm pots on August 10, 2010. Observations and measurements were taken from 10 plants of each variety on December 1, 2010. All colour determinations were made using the 2007 Royal Horticultural Society Colour Chart.


Comparison table for 'NPCW08141' with reference variety 'Merry White'

Length of largest bract (cm)

  'NPCW08141' 'Merry White'
mean 15.8 18.3
std. deviation 0.91 2.64

Click on image for larger view
NPCW08141
Poinsettia: 'NPCW08141' (left) with reference variety 'Merry White' (right)

Click on image for larger view
NPCW08141
Poinsettia: 'NPCW08141' (left) with reference variety 'Merry White' (right)

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