Details for: PI 578553, Dactylis glomerata L., 'POTOMAC'


Summary Data
Taxonomy:
Dactylis glomerata L.
Cultivar:
'POTOMAC'
Origin:
Developed – Maryland, United States
Received by NPGS:
1975
Improvement Status:
Cultivar
Form Received:
Seed
Life Form:
Perennial
Life Cycle:
Perennial
Availability
FormQuantityNoteInventoryCart
Seed200 countPI 578553 95o SD
Seed available for distribution is a limited resource. The quantity of seed distributed is hopefully sufficient to conduct the intended research. If additional seed is required, the recipient is urged to grow and reproduce the seed. Repeated requests for seed of the same accession will not be honored.
  
There are no images for this accession.

Core Passport Data
Taxonomy:
Dactylis glomerata L.
Cultivar:
'POTOMAC'
Origin:
Developed – Maryland, United States
Received by NPGS:
1975
Improvement Status:
Cultivar
Form Received:
Seed
Life Form:
Perennial
Life Cycle:
Perennial
Source History
Developed
PRE 1975.
Maryland, United States

Developer(s):
Donated
1975.
Maryland, United States

Donor(s):
Accession Names and Identifiers
'POTOMAC'
Type: Cultivar name

Narrative
Dark green, leafy, erect variety similar to commercial seed lots in height. Somewhat leafier at all stages of growth, and leaves maintain their green color better with approaching maturity than do leaves in commercial types. Maturity 3 days later than commercial except in northern latitudes. Superior persistence and rust resistance.
Dactylis glomerata L.
Genus:
Dactylis
Family:
Poaceae (alt. Gramineae)
Subfamily:
Pooideae
Tribe:
Poeae
Subtribe:
Dactylidinae
Nomen number:

13114
Place of publication:

Sp. pl. 1:71. 1753
Verified:
05/07/1992 by ARS Systematic Botanists.
Other conspecific taxa
Dactylis glomerata L. subsp. glomerata (3 active accession[s])
Dactylis glomerata L. subsp. himalayensis Domin (1 active accession[s])
Dactylis glomerata L. subsp. hispanica (Roth) Nyman (80 active accession[s])
Dactylis glomerata L. subsp. ibizensis (Gand.) Stebbins & Zohary (1 active accession[s])
Dactylis glomerata L. subsp. judaica Stebbins & Zohary (0 active accession[s])
Dactylis glomerata L. subsp. juncinella (Bory) Stebbins & D. Zohary (2 active accession[s])
Dactylis glomerata L. subsp. lobata (Drejer) H. Lindb. (13 active accession[s])
Dactylis glomerata L. subsp. lusitanica Stebbins & Zohary (3 active accession[s])
Dactylis glomerata L. subsp. santai Stebbins & Zohary (3 active accession[s])
Dactylis glomerata L. subsp. smithii (Link) Stebbins & Zohary (3 active accession[s])
Dactylis glomerata L. subsp. woronowii (Ovcz.) Stebbins & Zohary (5 active accession[s])
Autonyms (not in current use), synonyms and invalid designations
Heterotypic Synonym(s)
Dactylis altaica Besser
Dactylis glaucescens Willd.
Dactylis glomerata L. var. ibizensis ined.?
Dactylis glomerata L. var. lusitanica ined.?
Dactylis glomerata L. var. varonwii Ovcz.?

Common names
LanguageNameAlternate namenoteseqCitation
Englishbarnyard grass  1Veldkamp, J. F. 1997. pers. comm. Note: re. common names
Englishcocksfoot  1Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
Englishcocksfoot grass  1Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource).
Englishcockspur  1Veldkamp, J. F. 1997. pers. comm. Note: re. common names
Englishorchard grass  1Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
English (Canada)orchard grass  Agriculture & Agri-Food Canada official name2Darbyshire, S. J. 2003. Inventory of Canadian Agricultural Weeds Agriculture and Agri-Food Canada. 24.
Frenchdactyle aggloméré  2Demilly, D. et al. 2001. Liste alphabétique des principales espèces de plantes cultivées et de mauvaises herbes. Noms latins et noms français, ed. 7 GEVES-SNES, Beaucouzé, France.
Frenchdactyle pelotonné  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Frenchgramen pelotonné  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
French (Canada)dactyle pelotonné  Agriculture & Agroalimentaire Canada nom officiel2Darbyshire, S. J. 2003. Inventory of Canadian Agricultural Weeds Agriculture and Agri-Food Canada. 24.
GermanKnaulgras  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Italiandattile  2International Seed Testing Association. 1982. A Multilingual Glossary of Common Plant-Names 1. Field crops, grasses and vegetables, ed. 2.
Portuguesedactilo  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Portuguesepanasco  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Spanishjopillo  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Swedishhundäxing  2Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
Transcribed Chineseya mao  2Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition).
Annotations
Other Links
Storage Information Form
Actions
Pathogens
Vouchers
Citations
Pedigree
Description:
Traces to plants collected in 1935 from pastures in Maryland, Virginia, and Pennsylvania.
Intellectual Property Rights
Crop Science Registration. CV-1, ORCHARDGRASS. Issued: 01 Nov 1955.
  • 1955. Agron. J. 47(11):539.

Observations

Phenotype Data

CategoryDescriptorDescriptionValueSample SizeStudyInventoryAvailability
MORPHOLOGYSeed weight 100Weight of 100 seeds in grams.0.104 GRASS.SEEDWEIGHT.WRPISPI 578553 95o SD