Details for: PI 313982, Ulmus ×hollandica Mill., Bea Schwarz O. P.


Summary Data
Taxonomy:
Ulmus ×hollandica Mill.
Top Name:
Bea Schwarz O. P.
Origin:
Collected – Netherlands
Received by NPGS:
28 Apr 1966
PI Assigned:
1966
Improvement Status:
Cultivated material
Availability
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Cutting5 countPI 313982 66ncnoc1 PL
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Core Passport Data
Taxonomy:
Ulmus ×hollandica Mill.
Top Name:
Bea Schwarz O. P.
Origin:
Collected – Netherlands
Received by NPGS:
28 Apr 1966
PI Assigned:
1966
Improvement Status:
Cultivated material
Source History
Collected

Netherlands

Donated
28 April 1966.
Massachusetts, United States

Donor(s):
Accession Names and Identifiers
Bea Schwarz O. P.
Type: Unverified name

LINE 390
Type: Institute identifier

G 14636
Type: Site identifier
Group: GENEVA
NE-9

Narrative
Received as Ulmus hollandica. Tree uniform, erect, branches many, ascending. Leaves 7.9 by 5.5 cm., many not glossy. Excellent winter hardiness and spring vigor. resistant to Dutch elm disease.
Ulmus ×hollandica Mill.
Genus:
Ulmus
Subgenus:
Ulmus
Section:
Ulmus
Family:
Ulmaceae
Nomen number:

40837
Place of publication:

Gard. dict. ed. 8: Ulmus no. 5 "hollandicus", errata. 1768
Verified:
11/17/1993 by ARS Systematic Botanists.
Other conspecific taxa
Autonyms (not in current use), synonyms and invalid designations
Autonym(s)
Ulmus ×hollandica Mill. var. hollandica

Heterotypic Synonym(s)
Ulmus ×hollandica Mill. var. vegeta (Loudon) Rehder
Ulmus ×vegeta (Loudon) Ley
Ulmus glabra Huds. var. vegeta Loudon

Common names
LanguageNameAlternate namenoteseqCitation
EnglishDutch elm  1Huxley, A., ed. 1992. The new Royal Horticultural Society dictionary of gardening
EnglishHolland elm  1Liberty Hyde Bailey Hortorium. 1976. Hortus third. A concise dictionary of plants cultivated in the United States and Canada
Frenchorme de Hollande  2Erhardt, W. et al. 2000. Zander: Handwörterbuch der Pflanzennamen, 16. Auflage
GermanBastardulme  2Erhardt, W. et al. 2000. Zander: Handwörterbuch der Pflanzennamen, 16. Auflage
Swedishhybridalm  2Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
Annotations
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Pathogens
Vouchers
Citations
  • Bonsen, K. J. M., R. J. Scheffer, & D. M. Elgersma. 1985. Barrier zone formation as a resistance mechanism of elms to Dutch elm disease. IAWA J. 6(1):71-77. DOI: 10.1163/22941932-90000916. Number of accessions cited: 4
  • Elgersma, D. M. & H. J. Miller. 1977. Tylose formation in elms after inoculation with an aggressive or a non-aggressive strain of Ophiostoma ulmi or with a non-pathogen to elms. Neth. J. Plant Pathol 83:241-243. DOI: 10.1007/BF01977036. Number of accessions cited: 2
  • Elgersma, D. M. & H. M. Heybroek. 1979. Spread and survival of an aggressive and a non-aggressive strain of Ophiostoma ulmi in elms. Neth. J. Plant Pathol 85:235-240. DOI: 10.1007/BF01977595. Number of accessions cited: 3
  • Elgersma, D. M. & J. C. Overeem. 1971. The relation of mansonones to resistance against Dutch elm disease and their accumulation, as induced by several agents. Neth. J. Plant Pathol 77:168-174. DOI: 10.1007/BF02000008. Number of accessions cited: 2
  • Elgersma, D. M. 1970. Length and diameter of xylem vessels as factors in resistance of elms to Ceratocystis ulmi. Neth. J. Plant Pathol 76:179-182. DOI: 10.1007/BF01974328. Number of accessions cited: 3
  • Elgersma, D. M. 1973. Tylose formation in elms after inoculation with Ceratocystis ulmi, a possible resistance mechanism. Neth. J. Plant Pathol 79:218-220. DOI: 10.1007/BF01974237. Number of accessions cited: 2
  • Gibbs, J. N., C. M. Brasier, H. S. McNabb, Jr., & H. M. Heybroek. 1974. Further studies on pathogenicity in Ceratocystis ulmi. Eur. J. Pl. Pathol. 5:161-174. DOI: 10.1111/j.1439-0329.1975.tb00461.x. Number of accessions cited: 10
  • McNabb, H. S. Jr., H. M. Heybroek, & W. L. Macdonald. 1970. Anatomical factors in resistance to Dutch elm disease. Neth. J. Plant Pathol 76:196-204. DOI: 10.1007/BF01974331. Number of accessions cited: 7
  • Miller, H. J. & D. M. Elgersma. 1976. The growth of aggressive and non-aggressive strains of Ophiostoma ulmi in susceptible and resistant elms, a scanning electron microscopical study. Neth. J. Plant Pathol 82:51-65. DOI: 10.1007/BF01976951. Number of accessions cited: 2
  • Overeem, J. C. & D. M. Elgersma. 1970. Accumulation of mansonones E and F in Ulmus hollandica infected with Ceratocystis ulmi. Phytochemistry 9(9):1949-1952. DOI: 10.1016/S0031-9422(00)85345-5. Note: This paper demonstrated that although mansonones are produced in response to DED infection, and have antifungal activity, they are not responsible for the resistance shown by clone 390. Number of accessions cited: 2
  • Scheffer, R. J., H. M. Heybroek, & D. M. Elgersma. 1980. Symptom expression in elms after inoculation with combination of an aggressive and a non-aggressive strain of Ophiostoma ulmi. Neth. J. Plant Pathol 86:315-317. DOI: 10.1007/BF01977289. Number of accessions cited: 3
  • Tchernoff, V. 1965. Methods for screening and for the rapid selection of elms for resistance to Dutch elm disease. Acta Bot. Neerl. 14:409-452. Number of accessions cited: 4
Pedigree
Description:
'Bea Schwarz' X open-pollinated.

Observations

Phenotype Data

CategoryDescriptorDescriptionValueSample SizeStudyInventoryAvailability
CYTOLOGICVESSEL DIAMETERDiameter in micrometers of vessel lumen in current or previous year's growth ring in saplings. 13.3065 VESSEL DIAMETER - MCNABB ET AL 1970 Not Available
CYTOLOGICVESSELS PER GROUPAverage number of vessel elements per group in the current or previous year's growth ring in saplings.2.3 VESSELS PER GROUP - MCNABB ET AL 1970 Not Available
CYTOLOGICVESSEL GROUP DIAMETERAverage diameter of vessel groups estimated as the product of the average vessel diameter and the average number of vessels per group.31.0484 VESSEL GROUP DIAMETER Not Available
DISEASEDED CROWN SYMPTOMS 8 WPIAverage percent of the tree's crown displaying symptoms (e.g. defoliation, dieback, wilting or death) in a field setting eight weeks post inoculation with Ophiostoma novo-ulmi and/or O. ulmi spore suspensions.11.4 DED CROWN SYMPTOMS - AMES Not Available
DISEASEDED CROWN SYMPTOMS 8 WPIAverage percent of the tree's crown displaying symptoms (e.g. defoliation, dieback, wilting or death) in a field setting eight weeks post inoculation with Ophiostoma novo-ulmi and/or O. ulmi spore suspensions.16.25 DED CROWN SYMPTOMS - ALICE HOLT Not Available
DISEASEDED % VESSELS W/ TYLOSES 3 DPIPercent of vessel elements with tyloses three days post inoculation with Ophiostoma ulmi and Ophiostoma novo-ulmi. Observations made 5 cm above the site of inoculation. Average of 10 plants inoculated with each strain of the pathogen (40 total).5.9 DED TYLOSES Not Available
DISEASEDED % VESSELS W/ TYLOSES 5 DPIPercent of vessel elements with tyloses five days post inoculation with Ophiostoma ulmi and Ophiostoma novo-ulmi. Observations made 5 cm above the site of inoculation. Average of 10 plants inoculated with each strain of the pathogen (40 total).11.1 DED TYLOSES Not Available