Denomination: 'PER101'
Trade name: Enduring White
Botanical Name: Euphorbia pulcherrima
Applicant/Holder: Dummen Group B.V.
P.O. Box 26
Coldenhovelaan 6, 2678 PS
De Lier
Breeder: Ruth Kobayashi, Carlsbad, United States of America
Agent in Canada: BioFlora Inc.
38723 Fingal Line
R.R. #1
St. Thomas, Ontario
N5P 3S5
Tel: 519-631-6241
Application Date: 2005-06-03
Application Number: 05-4956
Grant of Rights Date: 2008-02-15
Certificate Number: 3139
Date rights surrendered: 2015-02-15

Variety Description

Variety used for comparison: 'Peterstar White'

Summary: 'PER101' produces fewer branches than 'Peterstar White'. 'PER101' has light yellow to white bracts while 'Peterstar White' has white bracts. 'PER101' has weak to medium development of lobes on the bract while 'Peterstar White' has no lobe development. 'PER101' has no folding of the bract while 'Peterstar White' has medium to strong folding. 'PER101' has absent to very weak rugosity between the veins on the bract while 'Peterstar White' has medium to strong rugosity.


STEM: no anthocyanin colouration

LEAF: broad ovate, straight base, anthocyanin colouration absent on upper and lower sides, absent to weak lobing, pointed shape of sinus between lobes, no margin incisions, dark green on upper side, no anthocyanin colouration on petiole

BRACT: uniform coloured bracts, light yellow to white on upper side, light yellow on lower side, weak to medium lobe development, acute shape of sinus between lobes, no margin incisions, no folding, no curving, no twisting, absent to very weak rugosity between veins, ovate, wedge shaped base, obtuse angle with petiole
CYATHIUM GLANDS: small, no anthocyanin colouration on margins, yellow

Origin & Breeding History: 'PER101' was discovered at the Paul Ecke Ranch, Encinitas, California in October, 2000. The variety was selected for its white bract colour and medium dark green foliage.

Tests & Trials: Trials for 'PER101' were conducted during the fall of 2006 in St. Catharines, Ontario. Trials included 15 plants per variety. All plants were grown from rooted cuttings which were transplanted into 15 cm pots on August 16, 2006. Pots were spaced 30 cm apart from the pot centre. Observations and measurements were taken from 10 plants of each variety, observed on November 29, 2006. All colour determinations were made using the 2001 Royal Horticultural Society (RHS) Colour Chart.

Comparison tables for 'PER101' with reference variety 'Peterstar White'

Number of branches

  'PER101' 'Peterstar White'
mean 5.9 7.8
std. deviation 1.66 1.75

Colour of bract (RHS)

  'PER101' 'Peterstar White'
upper side 4D-155A 155A
lower side 4D 155A

Click on image for larger view
Poinsettia: 'PER101' (left) with reference variety 'Peterstar White' (right)

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