Details for: PI 617551, Pyrus communis L., 'Hall 20'

Summary Data

Taxonomy:

Pyrus communis L.

Cultivar:

'Hall 20'

Origin:

Developed – California, United States

Maintained:

National Clonal Germplasm Repository

Received by NPGS:

02 Feb 1990

Improvement Status:

Cultivar

Form Received:

Cutting

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.

There are no images for this accession.

Core Passport Data

Taxonomy:

Pyrus communis L.

Cultivar:

'Hall 20'

Origin:

Developed – California, United States

Maintained:

National Clonal Germplasm Repository

Received by NPGS:

02 Feb 1990

Improvement Status:

Cultivar

Form Received:

Cutting

Life Form:

Tree

Life Habit:

Tree

Source History

Developed

California, United States

Donated

02 February 1990.
West Virginia, United States
Comment: K. Ryugo, UC Davis to R. Bell to NCGR-Corvallis
Donor(s):

Bell, Richard L., USDA, ARS

06 March 2000.
Oregon, United States

Donor(s):

Postman, Joseph, USDA-ARS

Accession Names and Identifiers

'Hall 20'

Type: Cultivar name

CPYR 2365

Type: Site identifier

Group: LOCAL

Corvallis local number

EUROPEAN CULTIVAR

Type: Site identifier

Group: CROPTYPE

Narrative

No additional information provided upon receipt

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

Protologue link:

https://biodiversitylibrary.org/page/358498

Comment:

probably of hybrid origin

Typification:

View in Linnean Typification Project

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

Language	Name	note	seq	Citation
English	pear		1	Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
French	poirier		2	Rehm, S. 1994. Multilingual dictionary of agronomic plants
German	Birnbaum		2	Rehm, S. 1994. Multilingual dictionary of agronomic plants
German	Birne		2	Reichel, S. 1998. pers. comm. Note: re. German common names
German	Birnenbaum		2	Reichel, S. 1998. pers. comm. Note: re. German common names
Italian	pera		2	Hanelt, P., ed. 2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6
Italian	pero		2	Hanelt, P., ed. 2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6
Japanese Rōmaji	seiyō-nashi		2	Ohwi, J. 1965. Flora of Japan (Engl. ed.).
Portuguese	pereira		2	Rehm, S. 1994. Multilingual dictionary of agronomic plants
Spanish	pera		2	Hanelt, P., ed. 2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6
Spanish	peral		2	Rehm, S. 1994. Multilingual dictionary of agronomic plants
Swedish	päron		2	Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
Transcribed Chinese	xi yang li	as Pyrus communis var. sativa	2	Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Pyrus communis var. sativa
Transcribed Korean	byeongbaenamu		2	Mun-Chan, B. et al. 1986. A checklist of the Korean cultivated plants. Kulturpflanze 34:122.

Annotations

Observations

Phenotype Data

Category	Descriptor	Description	Value	Sample Size	Study	Inventory	Availability
CYTOLOGIC	PLOIDY LEVEL	Number of sets of chromosomes.	2x - diploid		PYRUS.PLOIDY.2013	CPYR 2365 .002 PL	Not Available
DISEASE	FRUIT_SCAB	RATING OF DAMAGE CAUSED BY FRUIT SCAB	0 - 0 (No Fruit to assess)		PYRUS.CORVALLIS.2005.FRUITSCAB	CPYR 2365 .002 PL	Not Available