Details for: DJUG 294, Juglans nigra L., 'Davidson'

Summary Data

Taxonomy:

Juglans nigra L.

Cultivar:

'Davidson'

Origin:

Collected – Iowa, United States

Maintained:

Historic Record

Received by NPGS:

30 Mar 1990

Improvement Status:

Cultivar

Form Received:

Scion

Life Form:

Tree

Life Habit:

Tree

Availability

This is historical information about this accession. It no longer exists and can not be requested.

There are no images for this accession.

Core Passport Data

Taxonomy:

Juglans nigra L.

Cultivar:

'Davidson'

Origin:

Collected – Iowa, United States

Maintained:

Historic Record

Received by NPGS:

30 Mar 1990

Improvement Status:

Cultivar

Form Received:

Scion

Life Form:

Tree

Life Habit:

Tree

Source History

Collected

Iowa, United States

Donated

30 March 1990.
Nebraska, United States
Comment: Received 7 scionwood at NCGR-Davis.
Donor(s):

Gustafson, Jr., William A., University of Nebraska

Accession Names and Identifiers

'Davidson'

Type: Cultivar name

DJUG 294

Type: Site identifier

Narrative

Observed and charted by W.A. Gustafson and Todd M. Morrissey at Southeast Research and Extension Center, Lincoln, NE in 1989 during comparison of 40 black walnut cultivars/clones for protandry (Type I)/protogyny (Type II) and adequated cross pollination with the following results: pollen shedding - May 8-18. No female flowers in 1989, probably due to a late spring frost on May 6.

Juglans nigra L.

Genus:

Juglans

Section:

Rhysocaryon

Family:

Juglandaceae

Nomen number:

20762

Place of publication:

Sp. pl. 2:997. 1753

Protologue link:

https://www.biodiversitylibrary.org/page/359018

Typification:

View in Linnean Typification Project

Verified:

07/15/2010 by ARS Systematic Botanists.

Other conspecific taxa

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

Autonym(s)
Juglans nigra L. var. nigra

Common names

Language	Name	seq	Citation
English	black walnut	1	Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
French	noyer noir	2	Rehm, S. 1994. Multilingual dictionary of agronomic plants
French	noyer noir d'Amérique	2	Erhardt, W. et al. 2002. Zander: Handwörterbuch der Pflanzennamen, 17. Auflage
German	schwarze Walnuß	2	Rehm, S. 1994. Multilingual dictionary of agronomic plants
German	Schwarznuß	2	Hanelt, P., ed. 2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6
Portuguese	nogueira-preta	2	Rehm, S. 1994. Multilingual dictionary of agronomic plants
Spanish	nogal americano	2	Rehm, S. 1994. Multilingual dictionary of agronomic plants
Spanish	nogal negro	2	Porcher, M. H. et al. Searchable World Wide Web Multilingual Multiscript Plant Name Database (MMPND) (on-line resource).
Swedish	svart valnöt	2	Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)

Annotations