Details for: PI 552429, Nicotiana tabacum L., 'McNair 20'

Summary Data

Taxonomy:

Nicotiana tabacum L.

Cultivar:

'McNair 20'

Origin:

Donated – North Carolina, United States

Maintained:

US Nicotiana Germplasm Collection

Received by NPGS:

1963

Improvement Status:

Cultivar

Reproductive Uniformity:

Pureline

Form Received:

Seed

Life Form:

Annual

Life Cycle:

Annual

Backup Location:

US Nicotiana Germplasm Collection

Availability

Form	Quantity	Note	Inventory	Cart
Seed	0.1 gram		TC 333 N23-143 SD

Images (3 total. Click on image for more.)

Core Passport Data

Taxonomy:

Nicotiana tabacum L.

Cultivar:

'McNair 20'

Origin:

Donated – North Carolina, United States

Maintained:

US Nicotiana Germplasm Collection

Received by NPGS:

1963

Improvement Status:

Cultivar

Reproductive Uniformity:

Pureline

Form Received:

Seed

Life Form:

Annual

Life Cycle:

Annual

Source History

Donated

1963.
North Carolina, United States

Donor(s):

McNair Seed Company

Accession Names and Identifiers

TC 333

Type: Site identifier

Group: TC

Tobacco Cultivar inventory number assigned by the US Nicotiana Germplasm Collection

'McNair 20'

Type: Cultivar name

Narrative

McNair 20, a sister line to McNair 30, is resistant to fusarium wilt and has Ph gene mediated black shank race 0 immunity. (Earley and Green. 1967. Crop Sci 7:81-2)

Nicotiana tabacum L.

Genus:

Nicotiana

Section:

Nicotiana

Family:

Solanaceae

Subfamily:

Nicotianoideae

Nomen number:

25309

Place of publication:

Sp. pl. 1:180. 1753

Protologue link:

https://biodiversitylibrary.org/page/358199

Comment:

valid publication verified from original literature

Typification:

View in Linnean Typification Project

Verified:

04/23/2009 by ARS Systematic Botanists.

Other conspecific taxa

Autonyms (not in current use), synonyms and invalid designations

Autonym(s)
Nicotiana tabacum L. var. tabacum

Heterotypic Synonym(s)
Nicotiana chinensis Fisch. ex Lehm.
Nicotiana tabacum L. var. macrophylla (Lehm.) Schrank

Invalid Designation(s)
Nicotiana ×calyciflora Caille ex Comes

Common names

Language	Name	seq	Citation
English	tobacco	1	Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
French	tabac	2	Vossen, H. A. M. van der & M. Wessel, eds. 2000. Stimulants. In: Faridah Hanum, I. & L. J. G. van der Maesen, eds., Plant Resources of South-East Asia (PROSEA) 16:93-94.
French	tabac commun	2	Rehm, S. 1994. Multilingual dictionary of agronomic plants
German	Tabak	2	Rehm, S. 1994. Multilingual dictionary of agronomic plants
German	virginischer Tabak	2	Erhardt, W. et al. 2008. Der große Zander: Enzyklopädie der Pflanzennamen
Italian	tabacco	2	International Seed Testing Association. 1982. A Multilingual Glossary of Common Plant-Names 1. Field crops, grasses and vegetables, ed. 2.
Spanish	tabaco	2	Soukup, J. 1970. Vocabulario de los nombres vulgares de la flora peruana.
Swedish	virginiatobak	2	Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
Transcribed Chinese	yan cao	2	Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition).
Transcribed Korean	dambae	2	Mun-Chan, B. et al. 1986. A checklist of the Korean cultivated plants. Kulturpflanze 34:111.

Annotations

Observations

Phenotype Data

Category	Descriptor	Description	Value	Study	Inventory	Availability
FLWR-FRUIT	Capsule Shape	Ripe capsule shape		TOBACCO.UPOV.CLAYTON.2014	TC 333 N14-82 SD	Not Available
FLWR-FRUIT	Flower Color	Majority color of the open face of the corolla limb.	2 - Corolla limb is mostly medium pink.	TOBACCO.UPOV.CLAYTON.2014	TC 333 N14-82 SD	Not Available
FLWR-FRUIT	Flower Color	Majority color of the open face of the corolla limb.	P - Pink	TOBACCO.TC_AGRON.79TC_AGRONOMIC_LEX.79		Not Available
FLWR-FRUIT	Flower Color	Majority color of the open face of the corolla limb.	P - Pink	TOBACCO.TC_AGRON.79TC_AGRONOMIC_OXF.79		Not Available
FLWR-FRUIT	Inflorescence Compactness	Inflorescence compactness	5 - Intermediate	TOBACCO.UPOV.CLAYTON.2014	TC 333 N14-82 SD	Not Available
GROWTH	Relative Plant Height	Relative measure of plant height including fully expanded inflorescence, excluding any suckers	5 - Chest high	TOBACCO.UPOV.CLAYTON.2014	TC 333 N14-82 SD	Not Available
GROWTH	Weeks to Maturity	Weeks after transplanting until 50% of plants have at least one open flower	8	TOBACCO.UPOV.CLAYTON.2014	TC 333 N14-82 SD	Not Available
GROWTH	Relative Sucker Tendency	Relative assessment of the tendency to produce suckers	3 - Suckers produced from nodes in the top quarter of plant	TOBACCO.UPOV.CLAYTON.2014	TC 333 N14-82 SD	Not Available
GROWTH	Days to Maturity	Days to maturity, as measured by number of days from transplanting to 50% of plants with at least one open flower.	55	TOBACCO.TC_AGRON.79TC_AGRONOMIC_LEX.79		Not Available
GROWTH	Days to Maturity	Days to maturity, as measured by number of days from transplanting to 50% of plants with at least one open flower.	55	TOBACCO.TC_AGRON.79TC_AGRONOMIC_OXF.79		Not Available
GROWTH	Plant Height (cm), Topped	Plant height (in cm) of topped plants	124	TOBACCO.TC_AGRON.79TC_AGRONOMIC_OXF.79		Not Available
GROWTH	Plant Height (cm), Topped	Plant height (in cm) of topped plants	140	TOBACCO.TC_AGRON.79TC_AGRONOMIC_LEX.79		Not Available
GROWTH	Sucker Number Pre-topping	Number of suckers present before topping.	0	TOBACCO.TC_AGRON.79TC_AGRONOMIC_OXF.79		Not Available
GROWTH	Sucker Number Pre-topping	Number of suckers present before topping.	1	TOBACCO.TC_AGRON.79TC_AGRONOMIC_LEX.79		Not Available
GROWTH	Sucker Number Post-topping	Number of suckers present after topping.	6	TOBACCO.TC_AGRON.79TC_AGRONOMIC_OXF.79		Not Available
GROWTH	Sucker Number Post-topping	Number of suckers present after topping.	7	TOBACCO.TC_AGRON.79TC_AGRONOMIC_LEX.79		Not Available
MORPHOLOGY	Relative Midstalk Leaf Length	Relative length of a midstalk leaf	7 - Between 51 and 65 cm	TOBACCO.UPOV.CLAYTON.2014	TC 333 N14-82 SD	Not Available
MORPHOLOGY	Relative Midstalk Leaf Width	Relative width of a midstalk leaf	5 - Between 16 and 23 cm	TOBACCO.UPOV.CLAYTON.2014	TC 333 N14-82 SD	Not Available
MORPHOLOGY	Ratio Midstalk Leaf Length:Width	Length:width ratio of a midstalk leaf	3.0	TOBACCO.UPOV.CLAYTON.2014	TC 333 N14-82 SD	Not Available
MORPHOLOGY	Relative Development of Auricles	Relative development of the leaf auricles compared to the leaf base		TOBACCO.UPOV.CLAYTON.2014	TC 333 N14-82 SD	Not Available
MORPHOLOGY	Leaf Base Shape	Shape of the leaf base	1 - Tapering gradually to a narrow base	TOBACCO.UPOV.CLAYTON.2014	TC 333 N14-82 SD	Not Available
MORPHOLOGY	Relative Leaf Number	Relative measure of number of leaves		TOBACCO.UPOV.CLAYTON.2014	TC 333 N14-82 SD	Not Available
MORPHOLOGY	10th Leaf Length	Leaf length (in cm) of the 10th harvestable leaf from the base of the plant at maturity	59	TOBACCO.TC_AGRON.79TC_AGRONOMIC_OXF.79		Not Available
MORPHOLOGY	10th Leaf Length	Leaf length (in cm) of the 10th harvestable leaf from the base of the plant at maturity	68	TOBACCO.TC_AGRON.79TC_AGRONOMIC_LEX.79		Not Available
MORPHOLOGY	10th Leaf Width	Leaf width (in cm) of the 10th harvestable leaf from the base of the plant at maturity	26	TOBACCO.TC_AGRON.79TC_AGRONOMIC_OXF.79		Not Available
MORPHOLOGY	10th Leaf Width	Leaf width (in cm) of the 10th harvestable leaf from the base of the plant at maturity	30	TOBACCO.TC_AGRON.79TC_AGRONOMIC_LEX.79		Not Available
MORPHOLOGY	10th Leaf Angle	Upper angle between stalk and 10th leaf (in degrees) when leaf is turgid	36	TOBACCO.TC_AGRON.79TC_AGRONOMIC_OXF.79		Not Available
MORPHOLOGY	10th Leaf Angle	Upper angle between stalk and 10th leaf (in degrees) when leaf is turgid	70	TOBACCO.TC_AGRON.79TC_AGRONOMIC_LEX.79		Not Available
MORPHOLOGY	Leaf Number, Topped	Total leaf number of topped plants, not including two bed leaves	17	TOBACCO.TC_AGRON.79TC_AGRONOMIC_LEX.79		Not Available
MORPHOLOGY	Leaf Number, Topped	Total leaf number of topped plants, not including two bed leaves	17	TOBACCO.TC_AGRON.79TC_AGRONOMIC_OXF.79		Not Available
MORPHOLOGY	Leaf Shape	Overall shape of the main leaf body	10 - Broadest at the middle and narrower at the two equal ends	TOBACCO.UPOV.CLAYTON.2014	TC 333 N14-82 SD	Not Available
MORPHOLOGY	Leaf Tip Shape	Leaf tip shape	AM - Gradually tapering to a sharp point and forming concave sides along the tip	TOBACCO.UPOV.CLAYTON.2014	TC 333 N14-82 SD	Not Available
MORPHOLOGY	Leaf Surface	A description of the leaf surface in terms of undulation.	3 - Slightly puckered	TOBACCO.UPOV.CLAYTON.2014	TC 333 N14-82 SD	Not Available
MORPHOLOGY	Leaf Margin	Description of leaf margin undulation	1 - No undulation	TOBACCO.UPOV.CLAYTON.2014	TC 333 N14-82 SD	Not Available
MORPHOLOGY	Leaf Attachment	Leaf attachment		TOBACCO.UPOV.CLAYTON.2014	TC 333 N14-82 SD	Not Available
PRODUCTION	Market class	Tobacco market class to which the variety belongs, or the closest appoximation for unadapted accessions.	FC - FLUE-CURED	TOBACCO.TC_AGRON.79TC_AGRONOMIC_OXF.79		Not Available
PRODUCTION	Yield	Leaf yield, cured weight, measured in grams per plant	88	TOBACCO.TC_AGRON.79TC_AGRONOMIC_LEX.79		Not Available