Details for: PI 541104, Pyrus ×calleryana Decne., 'Redspire'


Summary Data
Taxonomy:
Pyrus ×calleryana Decne.
Cultivar:
'Redspire'
Origin:
Developed – United States
Received by NPGS:
14 Dec 1988
Improvement Status:
Cultivar
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 ×calleryana Decne.
Cultivar:
'Redspire'
Origin:
Developed – United States
Received by NPGS:
14 Dec 1988
Improvement Status:
Cultivar
Form Received:
Plant
Life Form:
Tree
Life Habit:
Tree
Source History
Developed

United States

Developer(s):
Donated
14 December 1988.
Oregon, United States
Comment: Established tree acquired from the Lewis-Brown Farm, Oregon State University and added to NCGR collection
Donor(s):
Accession Names and Identifiers
'Redspire'
Type: Cultivar name

Ornamental Pear
Type: Local name

ORNAMENTAL CULTIVAR
Type: Site identifier
Group: CROPTYPE

CPYR 2185
Type: Other or unclassified name
Group: LOCAL
Corvallis local number

Narrative
Redspire (PI 541104). -Ornamental Pyrus calleryana cultivar. Originated in South Brunswick Township, N.J., by William Flemer III, Princeton, N.J. Plant patent 3815; 16 Dec. 1975; assigned to Treesearch, Kingston, N.J. Open pollinated seedling of Bradford. Fruit: very small, not abundant, self-fruitful, eggshaped, very astringent. Tree: small pyramidal; hardy. Appearance less 'stiff' than Bradford. Colors sooner and is considered to be hardier than Bradford. Has survived winters in central Vermont.
Pyrus ×calleryana Decne.
Genus:
Pyrus
Section:
Pashia
Family:
Rosaceae
Subfamily:
Amygdaloideae
Tribe:
Maleae
Subtribe:
Malinae
Nomen number:

30463
Place of publication:

Jard. fruit. 1:329, sub t. 8. 1872, pro sp.
Comment:
  • valid publication verified from original literature
  • for final year of publication see TL II 1:609, entry 1338. 1976
Verified:
11/24/2018 by ARS Systematic Botanists.
Other conspecific taxa
Autonyms (not in current use), synonyms and invalid designations
Autonym(s)
Pyrus ×calleryana Decne. f. calleryana
Pyrus ×calleryana Decne. var. calleryana

Heterotypic Synonym(s)
Pyrus ×calleryana Decne. f. graciliflora Rehder
Pyrus ×calleryana Decne. f. tomentella Rehder
Pyrus kawakamii Hayata

Common names
LanguageNameAlternate namenoteseqCitation
EnglishBradford pear  1Terrell, E. E. et al. 1986. Agricultural Handbook no. 505 Note: not as hybrid
Englishcallery pear  1Facciola, S. 1990. Cornucopia, a source book of edible plants Kampong Publications. Note: not as hybrid
Japanese Rōmajimame-nashi  2Iwatsuki, K. et al. 1993-. Flora of Japan. Note: not as hybrid
Swedishlitet kinapäron  2Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource) Note: not as hybrid
Transcribed Chinesedou li  2Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: not as hybrid
Annotations
Other Links
Actions
Pathogens
Bioassay
  • Malus micromalus. NEGATIVE Inventory: CPYR 2185 .001 PL
  • P. communis 'Nouveau Poiteau'. NEGATIVE Inventory: CPYR 2185 .001 PL
  • Pyronia veitchii. NEGATIVE Inventory: CPYR 2185 .001 PL
Vouchers
Citations
Pedigree
Description:
Seedling selection from cultivar Bradford
Intellectual Property Rights
U.S. Plant patent. 3815, Issued: 16 Dec 1975.

Observations

Phenotype Data

CategoryDescriptorDescriptionValueSample SizeStudyInventoryAvailability
CYTOLOGICPLOIDY LEVELNumber of sets of chromosomes.2x - diploid PYRUS.PLOIDY.2012CPYR 2185 .001 PLNot Available
GROWTHTREE SYMMETRYSYMMETRY OF TREE GROWTH2 - INTERMEDIATE 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 LEADER2 - MODERATE 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 BRANCHING2 - INTERMEDIATE PYRUS.WIEGREFE.1992 Not Available
MORPHOLOGYBRANCH STIFFNESSPHYSICAL (N.N. VISUAL) STIFFNESS OF BRANCHES2 - INTERMEDIATE PYRUS.WIEGREFE.1992 Not Available
MORPHOLOGYBARK TEXTURETEXTURE OF THE BARK4 - FURROWED PYRUS.WIEGREFE.1992 Not Available
MORPHOLOGYTHORN ADULTPRESENCE OF THORNS AS ADULT1 - NONE PYRUS.WIEGREFE.1992 Not Available
MORPHOLOGYSUMMER LEAF COLORSUMMER LEAF COLOR RECORDED AS HUE, NOT VALUE.3 - DARK PYRUS.WIEGREFE.1992 Not Available