Details for: PI 541784, Pyrus hybr., P. betulifolia-2 x P-12


Summary Data
Taxonomy:
Pyrus hybr.
Top Name:
P. betulifolia-2 x P-12
Origin:
Developed – Oregon, 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.
Request are accepted Sept. 1st - Nov. 30th; Ships Jan.- Mar.

  
There are no images for this accession.

Core Passport Data
Taxonomy:
Pyrus hybr.
Top Name:
P. betulifolia-2 x P-12
Origin:
Developed – Oregon, United States
Received by NPGS:
08 Apr 1983
Improvement Status:
Breeding material
Form Received:
Plant
Life Form:
Tree
Life Habit:
Tree
Source History
Developed

Oregon, United States

Developer(s):
Donated
08 April 1983.
Oregon, United States
Comment: Received from the OSU Lewis Brown Farm to NCGR-Corvallis
Donor(s):
Accession Names and Identifiers
P. betulifolia-2 x P-12
Type: Site identifier

Rootstock Pear
Type: Local name

CPYR 1355
Type: Other or unclassified name
Group: LOCAL
Corvallis local number

SPECIES HYBRID
Type: Site identifier
Group: CROPTYPE

Narrative
Possibly a very good rootstock clone, blight resistant
Pyrus hybr.
Genus:
Pyrus
Family:
Rosaceae
Subfamily:
Amygdaloideae
Tribe:
Maleae
Subtribe:
Malinae
Nomen number:

300498
Comment:
interim designation used in GRIN for Pyrus hybrids which lack an acceptable binomial
Verified:
11/02/1990 by ARS Systematic Botanists.
Other conspecific taxa
Autonyms (not in current use), synonyms and invalid designations
Common names
Annotations
  • The Taxonomic Name Of The Accession When It Was Received: 31 Jul 1989, from Pyrus betulifolia Bunge to Pyrus hybr.
Other Links
Actions
Pathogens
Bioassay
  • P. communis 'Nouveau Poiteau'. NEGATIVE Inventory: CPYR 1355 .001 PL
  • Pyronia veitchii. NEGATIVE Inventory: CPYR 1355 .001 PL
Vouchers
Citations
Pedigree
Description:
P. betuifolia-2 x P-12 seedling selection

Observations

Phenotype Data

CategoryDescriptorDescriptionValueSample SizeStudyInventoryAvailability
GROWTHTREE SYMMETRYSYMMETRY OF TREE GROWTH3 - SYMMETRIC PYRUS.WIEGREFE.1992 Not Available
MORPHOLOGYTREE SHAPEOVERALL SHAPE OF TREE SILHOUETTE3 - OVAL 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 BRANCHING1 - OPEN 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.1 - LIGHT PYRUS.WIEGREFE.1992 Not Available
PHENOLOGYFIRST_BLOOMJULIAN DATE OF FIRST BLOOM101 PYRUS.CORVALLIS.1991 Not Available
PHENOLOGYFIRST_BLOOMJULIAN DATE OF FIRST BLOOM97 PYRUS.CORVALLIS.1990 Not Available
PHENOLOGYFIRST_BLOOMJULIAN DATE OF FIRST BLOOM98 PYRUS.CORVALLIS.1989 Not Available
PHENOLOGYFULL_BLOOMJULIAN DATE OF FULL BLOOM100 PYRUS.CORVALLIS.1989 Not Available
PHENOLOGYFULL_BLOOMJULIAN DATE OF FULL BLOOM101 PYRUS.CORVALLIS.1990 Not Available
PHENOLOGYFULL_BLOOMJULIAN DATE OF FULL BLOOM108 PYRUS.CORVALLIS.1991 Not Available
PHENOLOGYLAST_BLOOMJULIAN DATE OF LAST BLOOM107 PYRUS.CORVALLIS.1989 Not Available
PHENOLOGYLAST_BLOOMJULIAN DATE OF LAST BLOOM108 PYRUS.CORVALLIS.1990 Not Available
PHENOLOGYLAST_BLOOMJULIAN DATE OF LAST BLOOM118 PYRUS.CORVALLIS.1991 Not Available