Details for: PI 541801, Pyrus hybr., P. dimorphophylla x P. fauriei W-6

Summary Data

Taxonomy:

Pyrus hybr.

Top Name:

P. dimorphophylla x P. fauriei W-6

Origin:

Developed – Oregon, United States

Maintained:

National Clonal Germplasm Repository

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.

National Clonal Germplasm Repository

Request are accepted Sept. 1st - Nov. 30th; Ships Jan.- Mar.

Images (1 total. Click on image for more.)

Core Passport Data

Taxonomy:

Pyrus hybr.

Top Name:

P. dimorphophylla x P. fauriei W-6

Origin:

Developed – Oregon, United States

Maintained:

National Clonal Germplasm Repository

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):

Westwood, Melvin N., USDA/ARS/NCGR-Corvallis

Donated

08 April 1983.
Oregon, United States
Comment: Received from the OSU Lewis Brown Farm to NCGR-Corvallis
Donor(s):

Westwood, Melvin N., USDA/ARS/NCGR-Corvallis

Accession Names and Identifiers

P. dimorphophylla x P. fauriei W-6

Type: Site identifier

Rootstock Pear

Type: Local name

CPYR 1481

Type: Other or unclassified name

Group: LOCAL

Corvallis local number

SPECIES HYBRID

Type: Site identifier

Group: CROPTYPE

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

Annotations

The Taxonomic Name Of The Accession When It Was Received: 31 Jul 1989, from Pyrus spp. to Pyrus hybr.

Observations

Phenotype Data

Category	Descriptor	Description	Value	Study	Availability
DISEASE	FRUIT_SCAB	RATING OF DAMAGE CAUSED BY FRUIT SCAB	1 - NO DAMAGE	PYRUS.CORVALLIS.1987	Not Available
DISEASE	LEAF_SCAB	RATING OF DAMAGE CAUSED BY LEAF SCAB	1 - NO DAMAGE	PYRUS.CORVALLIS.1987	Not Available
DISEASE	PSEUDOMONAS	RATING OF DAMAGE CAUSED BY PSEUDOMONAS	9 - SEVERE DAMAGE	PYRUS.CORVALLIS.1988	Not Available
DISEASE	RUST	RATING OF DAMAGE CAUSED BY RUST	1 - NO DAMAGE	PYRUS.CORVALLIS.1987	Not Available
GROWTH	TREE SYMMETRY	SYMMETRY OF TREE GROWTH	3 - SYMMETRIC	PYRUS.WIEGREFE.1992	Not Available
INSECT	BLISTER_MITES	RATING OF DAMAGE CAUSED BY BLISTER MITES	1 - NO DAMAGE	PYRUS.CORVALLIS.1987	Not Available
INSECT	BLISTER_MITES	RATING OF DAMAGE CAUSED BY BLISTER MITES	3 - (1 = NO DAMAGE, 9 = SEVERE DAMAGE)	PYRUS.CORVALLIS.1987	Not Available
MORPHOLOGY	BLOOM_DENSITY	BLOOM DENSITY	6 - (1 = LOW, 9 = HIGH)	PYRUS.CORVALLIS.1987	Not Available
MORPHOLOGY	BLOOM_DENSITY	BLOOM DENSITY	7 - (1 = LOW, 9 = HIGH)	PYRUS.CORVALLIS.1988	Not Available
MORPHOLOGY	BLOOM_DENSITY	BLOOM DENSITY	8 - (1 = LOW, 9 = HIGH)	PYRUS.CORVALLIS.1988	Not Available
MORPHOLOGY	TREE SHAPE	OVERALL SHAPE OF TREE SILHOUETTE	2 - WIDE COLUMNAR	PYRUS.WIEGREFE.1992	Not Available
MORPHOLOGY	CENTRAL LEADER	DOMINANCE OR PERSISTENCE OF THE CENTRAL LEADER	2 - MODERATE	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	2 - INTERMEDIATE	PYRUS.WIEGREFE.1992	Not Available
MORPHOLOGY	BRANCH STIFFNESS	PHYSICAL (N.N. VISUAL) STIFFNESS OF BRANCHES	2 - INTERMEDIATE	PYRUS.WIEGREFE.1992	Not Available
MORPHOLOGY	BARK TEXTURE	TEXTURE OF THE BARK	3 - SLIGHTLY FURROWED	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	69	PYRUS.CORVALLIS.1986	Not Available
PHENOLOGY	FIRST_BLOOM	JULIAN DATE OF FIRST BLOOM	79	PYRUS.CORVALLIS.1990	Not Available
PHENOLOGY	FIRST_BLOOM	JULIAN DATE OF FIRST BLOOM	83	PYRUS.CORVALLIS.1988	Not Available
PHENOLOGY	FULL_BLOOM	JULIAN DATE OF FULL BLOOM	112	PYRUS.CORVALLIS.1988	Not Available
PHENOLOGY	FULL_BLOOM	JULIAN DATE OF FULL BLOOM	78	PYRUS.CORVALLIS.1987	Not Available
PHENOLOGY	FULL_BLOOM	JULIAN DATE OF FULL BLOOM	88	PYRUS.CORVALLIS.1990	Not Available
PHENOLOGY	FULL_BLOOM	JULIAN DATE OF FULL BLOOM	93	PYRUS.CORVALLIS.1988	Not Available
PHENOLOGY	LAST_BLOOM	JULIAN DATE OF LAST BLOOM	100	PYRUS.CORVALLIS.1990	Not Available
PHENOLOGY	LAST_BLOOM	JULIAN DATE OF LAST BLOOM	104	PYRUS.CORVALLIS.1988	Not Available
PHENOLOGY	LAST_BLOOM	JULIAN DATE OF LAST BLOOM	96	PYRUS.CORVALLIS.1987	Not Available
PHENOLOGY	FULL_RIPE	JULIAN DATE OF FULL RIPE FRUIT	283	PYRUS.CORVALLIS.1990	Not Available