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Owyhee Russet


Denomination: 'Owyhee Russet'
Botanical Name: Solanum tuberosum
Applicant/Holder: Oregon State University
Office of Commercialization and Corporate Development
312 Kerr Administration Building
Corvallis, Oregon
United States of America
Breeder: Isabel Vales, Oregon State University, Corvallis, United States of America
Agent in Canada: Global Agri Services Inc.
376 New Maryland Highway
New Maryland, New Brunswick
E3C 1E5
Tel: 506-462-9493
Application Date: 2009-10-13(priority claimed)
Application Number: 09-6742
Protective direction granted: 2009-10-13
Grant of Rights Date: 2013-02-22
Certificate Number: 4485
Grant of Rights Termination Date: 2031-02-22

Variety Description

Variety used for comparison: 'Ranger Russet'

Summary: The intensity of the anthocyanin colouration at the base of the lightsprout in 'Owyhee Russet' is strong while it is weak to medium in 'Ranger Russet'. 'Owyhee Russet' has a lightsprout tip with an intermediate habit while it is a closed habit in 'Ranger Russet'. The extent of anthocyanin colouration on the stem of 'Owyhee Russet' is low while it is absent to very low in 'Ranger Russet'. 'Owyhee Russet' has a weak presence of secondary leaflets while it is medium in 'Ranger Russet'. The waviness of the margin of the leaflet in 'Owyhee Russet' is weak to medium while it is absent or very weak in 'Ranger Russet'. 'Owyhee Russet' has shallow veins on the leaflet while they are medium depth in 'Ranger Russet'. The extent of anthocyanin colouration on the flower bud in 'Owyhee Russet' is medium while it is high in 'Ranger Russet'. 'Owyhee Russet' has a taller plant height than 'Ranger Russet'.


PLANT: leaf type foliage structure, semi-upright growth habit, medium maturity

STEM: low extent of anthocyanin colouration along entire length

LEAVES: small size outline, open openness, weak presence of secondary leaflets, medium green, low extent and weak intensity of anthocyanin colouration on the midrib of the upper side, absent or very low frequency of coalescence of terminal and lateral leaflets
SECOND PAIR OF LATERAL LEAFLETS: small to medium size, narrower than long width in relation to length
LEAFLET: weak to medium waviness of margin, shallow veins, medium glossiness on upper side, no pubescence on blade at apical rosette

INFLORESCENCE: medium to high frequency per plant, small to medium size, low to medium extent of anthocyanin colouration on peduncle
FLOWER BUD: medium extent of anthocyanin colouration
COROLLA: medium size, high extent of anthocyanin colouration on the inner side, anthocyanin weak to medium in intensity with absent or low proportion of blue

TUBER: long, white flesh
TUBER EYES: shallow depth
TUBER SKIN: reddish brown, yellow at base of eye

LIGHTSPROUT: medium size, broad cylindrical, root tips few in number, short lateral shoots
LIGHTSPROUT BASE: strong intensity of anthocyanin colouration, absent or low proportion of blue in the anthocyanin colouration, medium pubescence
LIGHTSPROUT TIP: medium size in relation to base, intermediate habit, weak intensity of anthocyanin colouration, medium pubescence

Origin & Breeding History: The origin of 'Owyhee Russet' is the result of the cross made in 1996 between A89384-10 and A89512-3 at Aberdeen, Idaho. The selection criteria included maturity, yield, disease resistance, processing traits, morphological and storage characteristics.

Tests & Trials: Tests and trials were conducted during the 2011 growing season in Drummond, New Brunswick. Plots consisted of 60 plants grown in a single row with a row length of 18.5 meters and a row spacing of 0.9 meters.

Comparison table for 'Owyhee Russet' with reference variety 'Ranger Russet'

Plant height (cm)

  'Owyhee Russet' 'Ranger Russet'
mean 44.9 41.9
std. deviation 1.0 1.8

Click on image for larger view
Owyhee Russet
Potato: 'Owyhee Russet' (left) with reference variety 'Ranger Russet' (right)

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