Details for: PI 541051, Pyrus ×calleryana Decne., P. calleryana Westwood R6


Summary Data
Taxonomy:
Pyrus ×calleryana Decne.
Top Name:
P. calleryana Westwood R6
Origin:
Developed – Texas, United States
Received by NPGS:
08 Apr 1983
Improvement Status:
Breeding material
Form Received:
Plant
Life Form:
Tree
Life Habit:
Tree
Availability
This accession is not available. Contact site for status.
Restricted Distribution due to Pathogen infection

  
Images (2 total. Click on image for more.)

Image

Core Passport Data
Taxonomy:
Pyrus ×calleryana Decne.
Top Name:
P. calleryana Westwood R6
Origin:
Developed – Texas, United States
Received by NPGS:
08 Apr 1983
Improvement Status:
Breeding material
Form Received:
Plant
Life Form:
Tree
Life Habit:
Tree
Source History
Developed

Texas, United States

Developer(s):
Donated
08 April 1983.
Oregon, United States
Comment: Received from Whiterock Nursery to the OSU Lewis Brown Farm to NCGR-Corvallis
Donor(s):
Accession Names and Identifiers
P. calleryana Westwood R6
Type: Site identifier

CPYR 1253
Type: Site identifier
Group: LOCAL
Corvallis local number

Ornamental Pear
Type: Local name

SPECIES GROUP 3
Type: Site identifier
Group: CROPTYPE

Narrative
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'. POSITIVE Inventory: CPYR 1253 .001 PL
  • Pyronia veitchii. NEGATIVE Inventory: CPYR 1253 .002 PL
  • P. communis 'Nouveau Poiteau'. NEGATIVE Inventory: CPYR 1253 .002 PL
Vouchers
Citations
Pedigree
Description:
Seedling selection

Observations

Phenotype Data

CategoryDescriptorDescriptionValueSample SizeStudyInventoryAvailability
DISEASEPSEUDOMONASRATING OF DAMAGE CAUSED BY PSEUDOMONAS9 - SEVERE DAMAGE PYRUS.CORVALLIS.1988 Not Available
DISEASEFabraea Leafspot DiseaseObserved presence/severity of Fabraea Leafspot Disease4 PYRUS.CORVALLIS.2003.FABRAEACPYR 1253 .001 PLNot Available
MORPHOLOGYTREE SHAPEOVERALL SHAPE OF TREE SILHOUETTE4 - ROUND 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 BLOOM85 PYRUS.CORVALLIS.1988 Not Available
PHENOLOGYFULL_BLOOMJULIAN DATE OF FULL BLOOM94 PYRUS.CORVALLIS.1988 Not Available
PHENOLOGYLAST_BLOOMJULIAN DATE OF LAST BLOOM104 PYRUS.CORVALLIS.1988 Not Available