Details for: PI 543176, Ulmus parvifolia Jacq., 'Pathfinder'

Summary Data

Taxonomy:

Ulmus parvifolia Jacq.

Cultivar:

'Pathfinder'

Origin:

Donated – District of Columbia, United States

Maintained:

North Central Regional Plant Introduction Station

Received by NPGS:

09 Aug 1990

Improvement Status:

Cultivar

Form Received:

Plant

Life Cycle:

Perennial

Life Habit:

Tree

Availability

Form	Quantity	Note	Inventory	Cart
Cutting	5 count		PI 543176 97nceoc1 PL

Note: When you select cuttings, you will receive unrooted cuttings, not rooted plants, unless specific arrangements have been made with the curator.

Images (2 total. Click on image for more.)

Core Passport Data

Taxonomy:

Ulmus parvifolia Jacq.

Cultivar:

'Pathfinder'

Origin:

Donated – District of Columbia, United States

Maintained:

North Central Regional Plant Introduction Station

Received by NPGS:

09 Aug 1990

Improvement Status:

Cultivar

Form Received:

Plant

Life Cycle:

Perennial

Life Habit:

Tree

Source History

Donated

09 August 1990.
District of Columbia, United States

Donor(s):

Townsend, A.M., U.S. National Arboretum

Accession Names and Identifiers

'Pathfinder'

Type: Cultivar name

NA 55345

Type: Donor identifier

Narrative

Tree vase-shaped, pendulous crown. Height 11.3m and crown spread 9.7m at 27 years of age. Bark has lacebark quality, mixed colors and textures. Outer bark varies from black (202C) to grey (201C), and greyed green (195A) but flakes off with age, revealing a grey orange (165B) color. Leaves typical for species, greyed red (178A) color in autumn. Fruits red purple (59A), ripens in mid-October in Ohio. Cold tolerant reliably to zone 5a. Resistant to Ceratocystis ulmi and Xanthogaleruca luteola. Use includes landscape, highway, street, or shade planting. Progagated from softwood cuttings

Ulmus parvifolia Jacq.

Genus:

Ulmus

Subgenus:

Ulmus

Section:

Microptelea

Family:

Ulmaceae

Nomen number:

40847

Place of publication:

Pl. hort. schoenbr. 3:6, t. 262. 1798

Comment:

see Taxon 54:1075-1079. 2005 for dating of this volume of Jacquin's work

Verified:

03/03/2004 by ARS Systematic Botanists.

Other conspecific taxa

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

Heterotypic Synonym(s)
Ulmus chinensis Pers.
Ulmus sieboldii Daveau

Common names

Language	Name	Alternate name	seq	Citation
English	Chinese elm		1	Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
English	lacebark		1	Huxley, A., ed. 1992. The new Royal Horticultural Society dictionary of gardening
English	lacebark elm		1	Englert, J. M. et al. 1999-. USDA-NRCS Improved conservation plant materials released by NRCS and cooperators
Afrikaans	Chinese iep		2	Henderson, L. 2001. Alien weeds and invasive plants: a complete guide to declared weeds and invaders in South Africa. Plant Protection Research Institute, Handbook 12
Afrikaans	fynblaarolm		2	Henderson, L. 2001. Alien weeds and invasive plants: a complete guide to declared weeds and invaders in South Africa. Plant Protection Research Institute, Handbook 12
Chinese	lang yu	榔榆	2	Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition).
German	japanische Ulme		2	Erhardt, W. et al. 2000. Zander: Handwörterbuch der Pflanzennamen, 16. Auflage
Italian	olmo cinese		2	International Seed Testing Association. 1971. A Multilingual Glossary of Common Plant-Names 2. Trees.
Japanese Rōmaji	aki-nire		2	Iwatsuki, K. et al. 1993-. Flora of Japan.
Swedish	kinesisk alm		2	Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
Transcribed Korean	chamneureupnamu		2	Lee, Y. N. 1997. Flora of Korea.

Annotations

Observations

Phenotype Data

Category	Descriptor	Description	Study	Availability
DISEASE	DED CROWN SYMPTOMS 1 YPI	Average percent of the tree's crown displaying symptoms (e.g. defoliation, dieback, wilting or death) in a field setting one year post inoculation with Ophiostoma novo-ulmi and/or O. ulmi spore suspensions.	DED CROWN SYMPTOMS - TOWNSEND & DOUGLASS 1996	Not Available
DISEASE	DED CROWN SYMPTOMS 2 YPI	Average percent of the tree's crown displaying symptoms (e.g. defoliation, dieback, wilting or death) in a field setting two years post inoculation with Ophiostoma novo-ulmi and/or O. ulmi spore suspensions.	DED CROWN SYMPTOMS - TOWNSEND & DOUGLASS 1996	Not Available
DISEASE	DED CROWN SYMPTOMS 28 DPI	Average percent of the tree's crown displaying symptoms (e.g. defoliation, dieback, wilting or death) in a field setting 28 days post inoculation with Ophiostoma novo-ulmi and/or O. ulmi spore suspensions.	DED CROWN SYMPTOMS - TOWNSEND & DOUGLASS 1996	Not Available