95-157-6

Chrysanthemum

Denomination: '95-157-6'
Botanical Name: Chrysanthemum
Applicant/Holder: Regents of the University of Minnesota
Office for Technology Commercialization
Suite 160, 1000 Westgate Drive
St. Paul, Minnesota
55114-8658
United States of America
Breeder: Paul B. Savereide, Regents of the University of Minnesota, Minneapolis, 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: 2000-10-24
Application Number: 00-2413
Date Withdrawn: 2007-09-28

Variety Description

Variety used for comparison: 'Stephanie'

Summary: Plants of '95-157-6' are shorter and have less primary lateral shoots than those of 'Stephanie'. The stems of '95-157-6' have strong anthocyanin colouration, whereas those of 'Stephanie' have very weak anthocyanin colouration. The flower heads of '95-157-6' are larger and have longer ray florets with longer corolla tubes than 'Stephanie'.

Description:

PLANT: natural season cultural system, pinched plant type, spray flowering type, use as pot plant
STEM: strong anthocyanin colouration

LEAF: broad wedge to truncate base, sinus between lateral leaf lobes has diverging to parallel margins

FLOWER HEAD: semi-double type, daisy subtype, self-coloured, white colour group, no bracts among florets
RAY FLORETS: straight longitudinal axis, concave to flat cross-section, rounded shape with mamillate apex, white on the upper and lower side
DISC: tubular disc florets massed at centre, yellow orange with light green in the centre

Origin & Breeding History: The chrysanthemum variety '95-157-6' originated from a controlled cross between chrysanthemum variety 'Baby tears' as female parent and line '92-279-2' as male parent, performed in 1994 at St. Paul, Minnesota, U.S.A. The new variety was selected from the progeny in the fall of 1995. Asexual propagation of the variety has been conducted through the use of terminal or stem cuttings.

Tests & Trials: The test and trial for '95-157-6' was conducted during the fall of 2006 at BioFlora Inc. in St. Thomas, Ontario. The trial included 15 plants of each variety. Rooted cuttings were transplanted into 20 cm pots in June 30, 2006. The trial was grown outdoors under natural light conditions. Observations and measurements were taken from 10 plants of each variety on September 27, 2006. All colour measurements were made using the 2001 Royal Horticultural Society (RHS) Colour Chart.


Comparison tables for '95-157-6' with reference variety 'Stephanie'

Plant height (cm)

  '95-157-6' 'Stephanie'
mean 18.8 29.0
std. deviation 2.97 1.25

Primary lateral shoots (count)

  '95-157-6' 'Stephanie'
mean 3.5 5.2
std. deviation 0.53 0.75

Width of flower head (cm)

  '95-157-6' 'Stephanie'
mean 9.1 5.8
std. deviation 0.47 0.41

Length of ray floret (cm)

  '95-157-6' 'Stephanie'
mean 3.2 2.1
std. deviation 0.33 0.36

Length of corolla tube (cm)

  '95-157-6' 'Stephanie'
mean 0.8 0.5
std. deviation 0.21 0.07

Diameter of disc (cm)

  '95-157-6' 'Stephanie'
mean 1.6 1.3
std. deviation 0.13 0.14

Colour of ray floret (RHS)

  '95-157-6' 'Stephanie'
upper surface 155C 155B
lower surface whiter than 155C 155B

Colour of disc (RHS)

  '95-157-6' 'Stephanie'
main 14A with 144C in the centre 14A, darker in the centre

Click on image for larger view
95-157-6
Chrysanthemum: '95-157-6' (left) with reference variety 'Stephanie' (right)

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