Details for: PI 231798, Pyrus communis L., 'Conference'


Summary Data
Taxonomy:
Pyrus communis L.
Cultivar:
'Conference'
Origin:
Developed – England, United Kingdom
Maintained:
Historic Record
Received by NPGS:
24 Mar 1981
PI Assigned:
1956
Improvement Status:
Cultivar
Form Received:
Plant
Life Form:
Tree
Life Habit:
Tree
Availability
This is historical information about this accession. It no longer exists and can not be requested.
 
Images (6 total. Click on image for more.)

FRUIT

Core Passport Data
Taxonomy:
Pyrus communis L.
Cultivar:
'Conference'
Origin:
Developed – England, United Kingdom
Maintained:
Historic Record
Received by NPGS:
24 Mar 1981
PI Assigned:
1956
Improvement Status:
Cultivar
Form Received:
Plant
Life Form:
Tree
Life Habit:
Tree
Source History
Developed
1894.
England, United Kingdom
Comment: Cultivar introduced in 1894
Developer(s):
Donated
24 March 1981.
Maryland, United States
Comment: Received from England to Glenn Dale, MD to NCGR-Corvallis
Donor(s):
Accession Names and Identifiers
'Conference'
Type: Cultivar name

EUROPEAN CULTIVAR
Type: Site identifier
Group: CROPTYPE

CPYR 154
Type: Inventory

CPYR 157
Type: Inventory

Narrative
Discarded - duplicate of PI 231798, IDX: not Conference.
Pyrus communis L.
Genus:
Pyrus
Section:
Pyrus
Family:
Rosaceae
Subfamily:
Amygdaloideae
Tribe:
Maleae
Subtribe:
Malinae
Nomen number:

30474
Place of publication:

Sp. pl. 1:479, 2:1200. 1753
Comment:
probably of hybrid origin
Verified:
07/07/2011 by ARS Systematic Botanists.
Other conspecific taxa
Pyrus communis L. subsp. caucasica (Fed.) Browicz (77 active accession[s])
Pyrus communis L. subsp. communis (39 active accession[s])
Pyrus communis L. subsp. pyraster (L.) Ehrh. (113 active accession[s])
Autonyms (not in current use), synonyms and invalid designations
Heterotypic Synonym(s)
Pyrus asiae-mediae (Popov) Maleev
Pyrus balansae Decne.
Pyrus bourgaeana Decne.
Pyrus communis L. subsp. bourgaeana (Decne.) Nyman
Pyrus communis L. var. mariana Willk.
Pyrus domestica Medik.
Pyrus elata Rubtzov
Pyrus medvedevii Rubtzov

Common names
LanguageNameAlternate namenoteseqCitation
Englishpear  1Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
Frenchpoirier  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
GermanBirnbaum  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
GermanBirne  2Reichel, S. 1998. pers. comm. Note: re. German common names
GermanBirnenbaum  2Reichel, S. 1998. pers. comm. Note: re. German common names
Italianpera  2Hanelt, P., ed. 2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6
Italianpero  2Hanelt, P., ed. 2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6
Japanese Rōmajiseiyō-nashi  2Ohwi, J. 1965. Flora of Japan (Engl. ed.).
Portuguesepereira  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Spanishpera  2Hanelt, P., ed. 2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6
Spanishperal  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Swedishpäron  2Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
Transcribed Chinesexi yang li as Pyrus communis var. sativa2Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Pyrus communis var. sativa
Transcribed Koreanbyeongbaenamu  2Mun-Chan, B. et al. 1986. A checklist of the Korean cultivated plants. Kulturpflanze 34:122.
Annotations
Other Links
Actions
Pathogens
Bioassay
  • P. communis 'Passe Crassane'. POSITIVE Inventory: CPYR 154 .001 PL
  • Virginia Crab. POSITIVE Inventory: CPYR 154 .001 PL
  • P. communis 'Nouveau Poiteau'. NEGATIVE Inventory: CPYR 157 .001 PL
  • P. communis 'Passe Crassane'. NEGATIVE Inventory: CPYR 157 .001 PL
  • Pyronia veitchii. NEGATIVE Inventory: CPYR 157 .001 PL
Vouchers
Citations
Pedigree
Description:
Seedling of cultivar Leon Leclerc de Laval

Observations

Phenotype Data

CategoryDescriptorDescriptionValueSample SizeStudyInventoryAvailability
DISEASERUSTRATING OF DAMAGE CAUSED BY RUST1 - NO DAMAGE PYRUS.CORVALLIS.1986 Not Available
INSECTBLISTER_MITESRATING OF DAMAGE CAUSED BY BLISTER MITES5 - (1 = NO DAMAGE, 9 = SEVERE DAMAGE) PYRUS.CORVALLIS.1986 Not Available
INSECTBLISTER_MITESRATING OF DAMAGE CAUSED BY BLISTER MITES7 - (1 = NO DAMAGE, 9 = SEVERE DAMAGE) PYRUS.CORVALLIS.1986 Not Available
INSECTBLISTER_MITESRATING OF DAMAGE CAUSED BY BLISTER MITES9 - SEVERE DAMAGE PYRUS.CORVALLIS.1986 Not Available
MORPHOLOGYPEDICEL_ATTACHMENTPEDICEL ATTACHMENTU - SUNKEN PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYCAVITYCAVITYAS - ACUTE SHALLOW PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYCALYXCALYXP - PERSISTANT PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYCALYX_BASINCALYX BASINOS - OBTUSE SHALLOW PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYGROUND_COLORGROUND COLORYG - YELLOW GREEN PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYOVER_COLOROVERCOLORN - NONE PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYRUSSETAMOUNT OF RUSSETING3 - (1 = NONE, 9 = COMPLETELY RUSSETED) PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYRUSSET_LOCATIONLOCATION OF RUSSETINGC - CALYX END PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYLENTICELSNUMBER OF LENTICELS5 - (1 = FEW, 9 = MANY) PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYLENTICELSNUMBER OF LENTICELS7 - (1 = FEW, 9 = MANY) PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYLENTICEL_SIZESIZE OF LENTICELS4 - (1 = SMALL, 9 = LARGE) PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYLENTICEL_SIZESIZE OF LENTICELS5 - (1 = SMALL, 9 = LARGE) PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYFLESH_COLORFLESH COLORC - CREAM PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYFLESH_TEXTUREFLESH TEXTURE3 - (1 = FINE, 9 = COARSE) PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYTEXTURE_TYPEFLESH TEXTURE TYPEB - BUTTERY PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYTEXTURE_TYPEFLESH TEXTURE TYPEL - MELTING PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYFRUITCORECORED - DISTANT PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYCARPEL_NUMBERNUMBER OF CARPELS5 PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYGRITNUMBER OF STONE CELLS1 - NO STONE CELLS PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYCORE_BREAKDOWNDEGREE OF CORE BREAKDOWN, DETERMINED ON TREE RIPENED FRUIT1 - NONE PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYOXIDATIONOXIDATION OF CUT MEASURED AFTER 5 MINUTES1 - NONE PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYFLAVORFLAVOR OF FRUIT FLESHR - AROMATIC PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYFLAVORFLAVOR OF FRUIT FLESHS - SWEET PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYQUALITYQUALITY OF FRUIT FLESH A COMBINATION OF FLAVOR, TEXTURE AND AROMA7 - (1 = POOR, 9 = EXCELLENT) PYRUS.CORVALLIS.STD Not Available
MORPHOLOGYBLOOM_DENSITYBLOOM DENSITY4 - (1 = LOW, 9 = HIGH) PYRUS.CORVALLIS.1987 Not Available
MORPHOLOGYBLOOM_DENSITYBLOOM DENSITY7 - (1 = LOW, 9 = HIGH) PYRUS.CORVALLIS.1987 Not Available
PHENOLOGYFIRST_BLOOMJULIAN DATE OF FIRST BLOOM87 PYRUS.CORVALLIS.1986 Not Available
PHENOLOGYFIRST_BLOOMJULIAN DATE OF FIRST BLOOM90 PYRUS.CORVALLIS.1987 Not Available
PHENOLOGYFULL_BLOOMJULIAN DATE OF FULL BLOOM93 PYRUS.CORVALLIS.1987 Not Available
PHENOLOGYFULL_BLOOMJULIAN DATE OF FULL BLOOM95 PYRUS.CORVALLIS.1987 Not Available
PHENOLOGYFULL_BLOOMJULIAN DATE OF FULL BLOOM96 PYRUS.CORVALLIS.1987 Not Available
PHENOLOGYLAST_BLOOMJULIAN DATE OF LAST BLOOM106 PYRUS.CORVALLIS.1987 Not Available
PHENOLOGYLAST_BLOOMJULIAN DATE OF LAST BLOOM108 PYRUS.CORVALLIS.1987 Not Available
PHENOLOGYFULL_RIPEJULIAN DATE OF FULL RIPE FRUIT236 PYRUS.CORVALLIS.1987 Not Available
PRODUCTIONYIELDYIELD (PRODUCTIVITY)1 - HIGH PYRUS.CORVALLIS.1987 Not Available
PRODUCTIONYIELDYIELD (PRODUCTIVITY)3 - LOW PYRUS.CORVALLIS.1987 Not Available
PRODUCTIONPRECOCITYNUMBER OF YEARS FROM PLANTING TO FIRST FRUIT2 PYRUS.CORVALLIS.1986 Not Available
PRODUCTIONPRECOCITYNUMBER OF YEARS FROM PLANTING TO FIRST FRUIT3 PYRUS.CORVALLIS.1986 Not Available