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Details for: PI 44052,
Pyrus
hybr., SPECIES HYBRID
Summary
Passport
Taxonomy
Other
Pedigree
IPR
Observation
Summary Data
Taxonomy:
Pyrus
hybr.
Top Name:
SPECIES HYBRID
Origin:
Developed – Massachusetts, United States
Maintained:
Historic Record
Received by NPGS:
25 Jan 1917
PI Assigned:
1917
Improvement Status:
Cultivated material
Form Received:
Plant
Life Form:
Tree
Life Habit:
Tree
Inventory Volume:
50
View original Plant Inventory data in pdf format
View Plant Immigrant Series data in pdf format
Availability
This is historical information about this accession. It no longer exists and can not be requested.
There are no images for this accession.
Core Passport Data
Taxonomy:
Pyrus
hybr.
Top Name:
SPECIES HYBRID
Origin:
Developed – Massachusetts, United States
Maintained:
Historic Record
Received by NPGS:
25 Jan 1917
PI Assigned:
1917
Improvement Status:
Cultivated material
Form Received:
Plant
Life Form:
Tree
Life Habit:
Tree
Source History
Developed
Massachusetts, United States
Developer(s):
Arnold Arboretum of Harvard University
Donated
25 January 1917.
Massachusetts, United States
Donor(s):
Arnold Arboretum of Harvard University
24 March 1981.
Maryland, United States
Comment:
Received from the Arnold Arboretum to Glenn Dale PIO to NCGR-Corvallis
Donor(s):
Waterworth, Howard, USDA, ARS
Accession Names and Identifiers
SPECIES HYBRID
Type: Site identifier
Group: CROPTYPE
CPYR 870
Type: Inventory
Narrative
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
Name
References
Annotations
The Taxonomic Name Of The Accession When It Was Received:
31 Jul 1989, from
Pyrus pashia
Buch.-Ham. ex D. Don to
Pyrus
hybr.
The Taxonomic Name Of The Accession When It Was Received:
16 Jan 2001, from
Pyrus variolosa
Wall. ex G. Don to
Pyrus
hybr.
Other Links
Actions
Pathogens
Bioassay
P. communis 'Nouveau Poiteau'. NEGATIVE
Inventory:
CPYR 870 .001 PL
Pyronia veitchii. NEGATIVE
Inventory:
CPYR 870 .001 PL
Vouchers
Citations
Pedigree
Description:
Uncertain, probably originally collected wild
Material Transfer Agreement
Observations
Phenotype Data
Category
Descriptor
Description
Value
Sample Size
Study
Inventory
Availability
GROWTH
TREE SYMMETRY
SYMMETRY OF TREE GROWTH
2 - INTERMEDIATE
PYRUS.WIEGREFE.1992
Not Available
MORPHOLOGY
BLOOM_DENSITY
BLOOM DENSITY
1 - LOW
PYRUS.CORVALLIS.1988
Not Available
MORPHOLOGY
BLOOM_DENSITY
BLOOM DENSITY
1 - LOW
PYRUS.CORVALLIS.1987
Not Available
MORPHOLOGY
TREE SHAPE
OVERALL SHAPE OF TREE SILHOUETTE
3 - OVAL ROUND
PYRUS.WIEGREFE.1992
Not Available
MORPHOLOGY
CENTRAL LEADER
DOMINANCE OR PERSISTENCE OF THE CENTRAL LEADER
3 - STRONG
PYRUS.WIEGREFE.1992
Not Available
MORPHOLOGY
BRANCH ANGLE 1
LOWER LIMIT OF TYPICAL BRANCH ANGLE IN DEGREES
0
PYRUS.WIEGREFE.1992
Not Available
MORPHOLOGY
BRANCH ANGLE 2
UPPER LIMIT OF TYPICAL BRANCH ANGLE IN DEGREES
0
PYRUS.WIEGREFE.1992
Not Available
MORPHOLOGY
BRANCH DENSITY
DENSITY OF BRANCHING
1 - OPEN
PYRUS.WIEGREFE.1992
Not Available
MORPHOLOGY
BRANCH STIFFNESS
PHYSICAL (N.N. VISUAL) STIFFNESS OF BRANCHES
2 - INTERMEDIATE
PYRUS.WIEGREFE.1992
Not Available
MORPHOLOGY
BARK OTHER
SECONDARY BARK CHARACTERISTICS
2 - EXFOLIATING
PYRUS.WIEGREFE.1992
Not Available
MORPHOLOGY
THORN ADULT
PRESENCE OF THORNS AS ADULT
1 - NONE
PYRUS.WIEGREFE.1992
Not Available
MORPHOLOGY
SUMMER LEAF COLOR
SUMMER LEAF COLOR RECORDED AS HUE, NOT VALUE.
3 - DARK
PYRUS.WIEGREFE.1992
Not Available
PHENOLOGY
FIRST_BLOOM
JULIAN DATE OF FIRST BLOOM
83
PYRUS.CORVALLIS.1988
Not Available
PHENOLOGY
FIRST_BLOOM
JULIAN DATE OF FIRST BLOOM
84
PYRUS.CORVALLIS.1990
Not Available
PHENOLOGY
FIRST_BLOOM
JULIAN DATE OF FIRST BLOOM
85
PYRUS.CORVALLIS.1988
Not Available
PHENOLOGY
FIRST_BLOOM
JULIAN DATE OF FIRST BLOOM
99
PYRUS.CORVALLIS.1989
Not Available
PHENOLOGY
FULL_BLOOM
JULIAN DATE OF FULL BLOOM
106
PYRUS.CORVALLIS.1989
Not Available
PHENOLOGY
FULL_BLOOM
JULIAN DATE OF FULL BLOOM
87
PYRUS.CORVALLIS.1988
Not Available
PHENOLOGY
FULL_BLOOM
JULIAN DATE OF FULL BLOOM
89
PYRUS.CORVALLIS.1987
Not Available
PHENOLOGY
FULL_BLOOM
JULIAN DATE OF FULL BLOOM
90
PYRUS.CORVALLIS.1988
Not Available
PHENOLOGY
FULL_BLOOM
JULIAN DATE OF FULL BLOOM
92
PYRUS.CORVALLIS.1990
Not Available
PHENOLOGY
LAST_BLOOM
JULIAN DATE OF LAST BLOOM
101
PYRUS.CORVALLIS.1988
Not Available
PHENOLOGY
LAST_BLOOM
JULIAN DATE OF LAST BLOOM
103
PYRUS.CORVALLIS.1990
Not Available
PHENOLOGY
LAST_BLOOM
JULIAN DATE OF LAST BLOOM
116
PYRUS.CORVALLIS.1989
Not Available
PHENOLOGY
LAST_BLOOM
JULIAN DATE OF LAST BLOOM
97
PYRUS.CORVALLIS.1987
Not Available
PHENOLOGY
LAST_BLOOM
JULIAN DATE OF LAST BLOOM
98
PYRUS.CORVALLIS.1988
Not Available
PHENOLOGY
FULL_RIPE
JULIAN DATE OF FULL RIPE FRUIT
283
PYRUS.CORVALLIS.1990
Not Available