Details for: PI 541012, Pyrus ×calleryana Decne., 'OPR 157'


Summary Data
Taxonomy:
Pyrus ×calleryana Decne.
Cultivar:
'OPR 157'
Origin:
Developed – Oregon, United States
Received by NPGS:
21 Feb 1981
Improvement Status:
Breeding material
Form Received:
Plant
Life Form:
Tree
Life Habit:
Tree
Availability
This accession is not available. Contact site for status.
Request are accepted Sept. 1st - Nov. 30th; Ships Jan.- Mar.

  
There are no images for this accession.

Core Passport Data
Taxonomy:
Pyrus ×calleryana Decne.
Cultivar:
'OPR 157'
Origin:
Developed – Oregon, United States
Received by NPGS:
21 Feb 1981
Improvement Status:
Breeding material
Form Received:
Plant
Life Form:
Tree
Life Habit:
Tree
Source History
Developed

Oregon, United States
Comment: NCGR-Corvallis
Developer(s):
Donated
21 February 1981.
Oregon, United States
Comment: Received from Hanley Research Station, Medford, Oregon to
Donor(s):
Accession Names and Identifiers
'OPR 157'
Type: Cultivar name
OPR = Oregon Pear Rootstock

CP 5-21
Type: Developer identifier
Crown Point Orchard selection

SPECIES
Type: Site identifier
Group: CROPTYPE

CPYR 1170
Type: Other or unclassified name
Group: LOCAL
Corvallis local number

Narrative
OPR 157 is an unknown P. calleeryana seedling from the Crown Point orchard near Medford, OR collected in 1968 by M. Westwood.
Pyrus ×calleryana Decne.
Genus:
Pyrus
Section:
Pashia
Family:
Rosaceae
Subfamily:
Amygdaloideae
Tribe:
Maleae
Subtribe:
Malinae
Nomen number:

30463
Place of publication:

Jard. fruit. 1:329, sub t. 8. 1872, pro sp.
Comment:
  • valid publication verified from original literature
  • for final year of publication see TL II 1:609, entry 1338. 1976
Verified:
11/24/2018 by ARS Systematic Botanists.
Other conspecific taxa
Autonyms (not in current use), synonyms and invalid designations
Autonym(s)
Pyrus ×calleryana Decne. f. calleryana
Pyrus ×calleryana Decne. var. calleryana

Heterotypic Synonym(s)
Pyrus ×calleryana Decne. f. graciliflora Rehder
Pyrus ×calleryana Decne. f. tomentella Rehder
Pyrus kawakamii Hayata

Common names
LanguageNameAlternate namenoteseqCitation
EnglishBradford pear  1Terrell, E. E. et al. 1986. Agricultural Handbook no. 505 Note: not as hybrid
Englishcallery pear  1Facciola, S. 1990. Cornucopia, a source book of edible plants Kampong Publications. Note: not as hybrid
Japanese Rōmajimame-nashi  2Iwatsuki, K. et al. 1993-. Flora of Japan. Note: not as hybrid
Swedishlitet kinapäron  2Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource) Note: not as hybrid
Transcribed Chinesedou li  2Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: not as hybrid
Annotations
Other Links
Actions
Pathogens
Bioassay
  • P. communis 'Nouveau Poiteau'. NEGATIVE Inventory: CPYR 1170 .001 PL
  • P. communis 'Passe Crassane'. POSITIVE Inventory: CPYR 1170 .001 PL
  • Pyronia veitchii. POSITIVE Inventory: CPYR 1170 .001 PL
  • P. communis 'Nouveau Poiteau'. NEGATIVE Inventory: CPYR 1170 .002 PL
  • Pyronia veitchii. NEGATIVE Inventory: CPYR 1170 .002 PL
Vouchers
Citations
Pedigree
Description:
Unknown

Observations

Phenotype Data

CategoryDescriptorDescriptionValueSample SizeStudyInventoryAvailability
GROWTHTREE SYMMETRYSYMMETRY OF TREE GROWTH2 - INTERMEDIATE PYRUS.WIEGREFE.1992 Not Available
MORPHOLOGYTREE SHAPEOVERALL SHAPE OF TREE SILHOUETTE4 - ROUND PYRUS.WIEGREFE.1992 Not Available
MORPHOLOGYCENTRAL LEADERDOMINANCE OR PERSISTENCE OF THE CENTRAL LEADER3 - STRONG PYRUS.WIEGREFE.1992 Not Available
MORPHOLOGYBRANCH ANGLE 1LOWER LIMIT OF TYPICAL BRANCH ANGLE IN DEGREES0 PYRUS.WIEGREFE.1992 Not Available
MORPHOLOGYBRANCH ANGLE 2UPPER LIMIT OF TYPICAL BRANCH ANGLE IN DEGREES0 PYRUS.WIEGREFE.1992 Not Available
MORPHOLOGYBRANCH DENSITYDENSITY OF BRANCHING2 - INTERMEDIATE PYRUS.WIEGREFE.1992 Not Available
MORPHOLOGYBRANCH STIFFNESSPHYSICAL (N.N. VISUAL) STIFFNESS OF BRANCHES2 - INTERMEDIATE PYRUS.WIEGREFE.1992 Not Available
MORPHOLOGYBARK TEXTURETEXTURE OF THE BARK3 - SLIGHTLY FURROWED PYRUS.WIEGREFE.1992 Not Available
MORPHOLOGYSUMMER LEAF COLORSUMMER LEAF COLOR RECORDED AS HUE, NOT VALUE.2 - MEDIUM PYRUS.WIEGREFE.1992 Not Available
PHENOLOGYFIRST_BLOOMJULIAN DATE OF FIRST BLOOM75 PYRUS.CORVALLIS.1991 Not Available
PHENOLOGYFULL_BLOOMJULIAN DATE OF FULL BLOOM82 PYRUS.CORVALLIS.1991 Not Available
PHENOLOGYLAST_BLOOMJULIAN DATE OF LAST BLOOM90 PYRUS.CORVALLIS.1991 Not Available