Details for: PI 605380, Zea mays L. subsp. mays, 'PH21T'


Summary Data
Taxonomy:
Zea mays L. subsp. mays
Cultivar:
'PH21T'
Origin:
Developed – United States
Received by NPGS:
22 Oct 1998
Improvement Status:
Cultivar
Reproductive Uniformity:

Highly inbred
Form Received:
Seed
Life Form:
Annual
Life Cycle:
Annual
Life Habit:
Graminoid
Availability
FormQuantityNoteInventoryCart
Seed100 countPI 605380 2020ncai02 SD
 
Images (18 total. Click on image for more.)

EAR

Core Passport Data
Taxonomy:
Zea mays L. subsp. mays
Cultivar:
'PH21T'
Origin:
Developed – United States
Received by NPGS:
22 Oct 1998
Improvement Status:
Cultivar
Reproductive Uniformity:

Highly inbred
Form Received:
Seed
Life Form:
Annual
Life Cycle:
Annual
Life Habit:
Graminoid
Source History
Developed
1998.
United States

Developer(s):
Accession Group(s)
Group name: Maize.Group.PVP
Note: Maize accessions that have an expired or abandoned PVP certificate or a PVP certificate that is nearing expiration.
To search for accessions in this group, click the following link. Maize.Group.PVP

Group name: Maize.Group.PVP.Expired.2021
Note: Maize accessions that have a 2021 expired or abandoned PVP certificate.
To search for accessions in this group, click the following link. Maize.Group.PVP.Expired.2021

Group name: Maize.Group.PVP.Expired.Decade.2020
Note: Maize accessions that have an expired or abandoned PVP certificate from 2020-2029.
To search for accessions in this group, click the following link. Maize.Group.PVP.Expired.Decade.2020

Group name: Maize.Group.PVP.Fieldcorn
Note: Maize field corn accessions excluding tetraploids that have an expired or abandoned PVP certificate or a PVP certificate that is nearing expiration.
To search for accessions in this group, click the following link. Maize.Group.PVP.Fieldcorn

Accession Names and Identifiers
'PH21T'
Type: Cultivar name

Narrative
Zea mays L. subspp. mays
Genus:
Zea
Family:
Poaceae (alt. Gramineae)
Subfamily:
Panicoideae
Tribe:
Andropogoneae
Subtribe:
Tripsacinae
Nomen number:

311987
Verified:
07/15/1987 by ARS Systematic Botanists.
Other conspecific taxa
Zea mays L. (1531 active accession[s])
Zea mays L. subsp. huehuetenangensis (H. H. Iltis & Doebley) Doebley (6 active accession[s])
Zea mays L. subsp. mexicana (Schrad.) H. H. Iltis (128 active accession[s])
Zea mays L. subsp. parviglumis H. H. Iltis & Doebley (250 active accession[s])
Autonyms (not in current use), synonyms and invalid designations
Autonym(s)
Zea mays L. var. mays

Heterotypic Synonym(s)
Common names
LanguageNameAlternate namenoteseqCitation
Englishcorn  1Rehm, S. 1994. Multilingual dictionary of agronomic plants
Englishdent corn  1Terrell, E. E. et al. 1986. Agricultural Handbook no. 505
Englishfield corn  1Terrell, E. E. et al. 1986. Agricultural Handbook no. 505
Englishflint corn  1Terrell, E. E. et al. 1986. Agricultural Handbook no. 505
Englishmaize  1Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
Englishpod corn  1Terrell, E. E. et al. 1986. Agricultural Handbook no. 505
Englishpopcorn  1Terrell, E. E. et al. 1986. Agricultural Handbook no. 505
Englishsweet corn  1Terrell, E. E. et al. 1986. Agricultural Handbook no. 505
Arabicdura shami  2Boulos, L. 1999-. Flora of Egypt
Chineseyu shu shu玉蜀黍 2Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition).
Frenchmaïs  2Demilly, D. et al. 1996. Liste alphabétique des principales espèces de plantes cultivées et de mauvaises herbes. Noms latins et noms français, ed. 6. Note: GEVES-SNES, Beaucouzé, France
GermanMais  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Italiangranoturco  2International Seed Testing Association. 1982. A Multilingual Glossary of Common Plant-Names 1. Field crops, grasses and vegetables, ed. 2.
Italianmais  2International Seed Testing Association. 1982. A Multilingual Glossary of Common Plant-Names 1. Field crops, grasses and vegetables, ed. 2.
Japanese Rōmajitō-morokoshi  2Batra, L. R. 1995. Names of Japanese plants sorted by their Japanese names in Romanized Katakana and scientific nomenclature
Portuguesemilho  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Spanishmaíz  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Swedishmajs  2Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
Transcribed Koreangangnaengi  2Mun-Chan, B. et al. 1986. A checklist of the Korean cultivated plants. Kulturpflanze 34:134.
Transcribed Koreanogsusu  2Lee, Y. N. 1997. Flora of Korea.
Annotations
Other Links
PVP Certificate Documents
Actions
Pathogens
Vouchers
Citations
  • Hoffbeck, M. D, K. C. Hohnstrater, & Pioneer Hi-Bred International, Inc. 2000. Inbred maize line PH21T. United States Patent and Trademark Office patent number. 6,091,007 Number of accessions cited: 1
  • White, M. R., M. A. Mikel, N. de Leon & S. M. Kaeppler. 2020. Diversity and heterotic patterns in North American proprietary dent maize germplasm. Crop Sci. (Madison) 60(1):100-114. DOI: 10.1002/csc2.20050. Number of accessions cited: 869
Pedigree
Female external name:
PHEH5
Male accession:
PI 548803
Male external name:
PHR03
Description:
PHEH5 X PHR03 specifically PHEH5/PHR03)X22223X. Variety PHEH5 was derived from a single cross hybrid PHR12 X PHV78 (PVP Certificate Number 8800003) The progenitors are proprietary varieties of Pioneer Hi-Bred International, Inc . Variety PHR12 was derived from a single cross hybrid PH814 X PH848. The varieties C103, OS420, 38-11, OS426 contributed greatly to the genotype in the derivation of PH814. Varieties SRS303, OH43, OS420, OS426, MINN49, IDT, AR4, I205, SRS303, and LF51 contributed to the genotype in the derivation of PH848.
Intellectual Property Rights

U.S. Plant Variety Protection
PVP 9800354
Variety: PH21T
Taxonomy: Zea mays L. subsp. mays
Crop: CORN, FIELD
Applicant: Pioneer Hi-Bred International, Inc.
Date filed: 08/10/1998
Date issued: 09/12/2001
Status: Certificate Expired
Status date: 09/12/2021

Observations

Phenotype Data

CategoryDescriptorDescriptionValueSample SizeStudyInventoryAvailability
MORPHOLOGYKernel VolumeVolume of kernels measured in a graduated cylinder. (mL/kg)580 MAIZE.KERNELS.VOLUME.ML.500GPI 605380 2020ncai02 SD
MORPHOLOGYKernel VolumeVolume of kernels measured in a graduated cylinder. (mL/kg)600 MAIZE.KERNELS.VOLUME.ML.500GPI 605380 2020ncai01 SDNot Available
MORPHOLOGYKernel TypeKERNEL TYPEE - SEMIFLINT (100%)63MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai01 SDNot Available
MORPHOLOGYKernel TypeKERNEL TYPEE - SEMIFLINT (100%)138MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai02 SD
MORPHOLOGYKernel ColorKERNEL COLORB - YELLOW (100%)63MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai01 SDNot Available
MORPHOLOGYKernel ColorKERNEL COLORB - YELLOW (100%)138MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai02 SD
MORPHOLOGYKernel Row ArrangementARRANGEMENT OF KERNEL ROWS FROM THE BASE TO THE TIP OF THE EAR.1 - REGULAR (100%)63MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai01 SDNot Available
MORPHOLOGYKernel Row ArrangementARRANGEMENT OF KERNEL ROWS FROM THE BASE TO THE TIP OF THE EAR.1 - REGULAR (100%)138MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai02 SD
MORPHOLOGYKernel row NumberNUMBER OF KERNEL ROWS COUNTED ON THE CENTRAL PART OF THE UPPERMOST EAR ON THE PLANT.16 (0%)63MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai01 SDNot Available
MORPHOLOGYKernel row NumberNUMBER OF KERNEL ROWS COUNTED ON THE CENTRAL PART OF THE UPPERMOST EAR ON THE PLANT.16 (0%)138MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai02 SD
MORPHOLOGYEar LengthLENGTH OF THE EAR IN CENTIMETERS.18.2 (0%)138MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai02 SD
MORPHOLOGYEar LengthLENGTH OF THE EAR IN CENTIMETERS.18.7 (0%)63MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai01 SDNot Available
MORPHOLOGYEar DiameterDIAMETER OF THE EAR IN CENTIMETERS MEASURED AT THE CENTRAL PART OF THE UPPERMOST EAR ON THE PLANT.4.4 (0%)138MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai02 SD
MORPHOLOGYEar DiameterDIAMETER OF THE EAR IN CENTIMETERS MEASURED AT THE CENTRAL PART OF THE UPPERMOST EAR ON THE PLANT.4.5 (0%)63MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai01 SDNot Available
MORPHOLOGYCob ColorCOLOR OF THE COB2 - RED (100%)63MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai01 SDNot Available
MORPHOLOGYCob ColorCOLOR OF THE COB2 - RED (100%)138MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai02 SD
MORPHOLOGYUpper Kernel ShapeSHAPE OF THE UPPER SURFACE OF THE KERNEL.4 - ROUNDED (100%)63MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai01 SDNot Available
MORPHOLOGYUpper Kernel ShapeSHAPE OF THE UPPER SURFACE OF THE KERNEL.4 - ROUNDED (100%)138MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai02 SD
MORPHOLOGYEndosperm ColorCOLOR OF THE HARD ENDOSPERM LAYER4 - YELLOW (100%)63MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai01 SDNot Available
MORPHOLOGYEndosperm ColorCOLOR OF THE HARD ENDOSPERM LAYER4 - YELLOW (100%)138MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai02 SD
MORPHOLOGYEar ShapeSHAPE OF THE UPPERMOST EAR2 - CYLINDRICAL - CONICAL (100%)63MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai01 SDNot Available
MORPHOLOGYEar ShapeSHAPE OF THE UPPERMOST EAR2 - CYLINDRICAL - CONICAL (100%)138MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai02 SD
MORPHOLOGYAleurone ColorThe color and pattern of the kernel aleurone layer. The first entry represents the color and the second number represents the pattern of that color.11 - COLORLESS / UNIFORM (100%)63MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai01 SDNot Available
MORPHOLOGYAleurone ColorThe color and pattern of the kernel aleurone layer. The first entry represents the color and the second number represents the pattern of that color.11 - COLORLESS / UNIFORM (100%)138MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai02 SD
MORPHOLOGYPericarp ColorTHE COLOR AND THE PATTERN OF THE PERICARP. THE FIRST NUMBER IS THE COLOR, THE SECOND NUMBER IS THE PATTERN.11 - COLORLESS / UNIFORM (100%)63MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai01 SDNot Available
MORPHOLOGYPericarp ColorTHE COLOR AND THE PATTERN OF THE PERICARP. THE FIRST NUMBER IS THE COLOR, THE SECOND NUMBER IS THE PATTERN.11 - COLORLESS / UNIFORM (100%)138MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai02 SD
MORPHOLOGYGlume DevelopmentGlume development1 - None (100%)138MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai02 SD
MORPHOLOGYGlume DevelopmentGlume development1 - None (50%)63MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai01 SDNot Available
MORPHOLOGYGlume DevelopmentGlume development3 - Basal (50%)63MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai01 SDNot Available
MORPHOLOGYColored Silk ScarColored Silk ScarN - Colored silk scar is not present (100%)63MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai01 SDNot Available
MORPHOLOGYColored Silk ScarColored Silk ScarN - Colored silk scar is not present (100%)138MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai02 SD
PHENOLOGYGROWING DEGREE UNITS TO SILK FGROWING DEGREE DAYS FROM PLANTING TO 50% SILKING IN DEGREES FARENHEIT.1443 MAIZE.PVP.CERTIFICATE Not Available
PRODUCTION1000 Kernel WeightThe weight of 1000 kernels measured in grams, preferably with the weight adjusted to 10% moisture content.2750 MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai01 SDNot Available
PRODUCTION1000 Kernel WeightThe weight of 1000 kernels measured in grams, preferably with the weight adjusted to 10% moisture content.2775 MAIZE.INC.AMES.2020.PLANTING2PI 605380 2020ncai02 SD