Details for: PI 575702, Thinopyrum intermedium (Host) Barkworth & D. R. Dewey, 'RUSH'


Summary Data
Taxonomy:
Thinopyrum intermedium (Host) Barkworth & D. R. Dewey
Cultivar:
'RUSH'
Origin:
Developed – Idaho, United States
Received by NPGS:
02 Dec 1993
Improvement Status:
Cultivar
Form Received:
Seed
Life Form:
Perennial
Life Cycle:
Perennial
Availability
FormQuantityNoteInventoryCart
Seed250 countPI 575702 93o SD
 
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Core Passport Data
Taxonomy:
Thinopyrum intermedium (Host) Barkworth & D. R. Dewey
Cultivar:
'RUSH'
Origin:
Developed – Idaho, United States
Received by NPGS:
02 Dec 1993
Improvement Status:
Cultivar
Form Received:
Seed
Life Form:
Perennial
Life Cycle:
Perennial
Source History
Developed
02 December 1993.
Idaho, United States

Developer(s):
Accession Names and Identifiers
'RUSH'
Type: Cultivar name

W6 14006
Type: Site identifier
Group: W6
Western Regional Plant Introduction (W6) accession numbers
USDA-ARS, WRPIS

FID 110
Type: Other or unclassified name

Narrative
Moderately rhizomatous, (1-3 dm per year), densely tillered, 120-160cm tall. Hexaploid (6x=42). Leaf sheaths glabrous, blades flat, 10 to 17mm wide, (17-21mm wide under irrigation), leaves basal and on culms, somewhat lax. Foliage varies from moderately glaucous (blue) to dark green. Spikes elongated, 20-40cm long. Spikelets 18-22mm long. Seeds large, (7.5g/1000 seeds). Very rapid germination. Resistant to cold (-35 C). Somewhat resistant to drought. Some lodging in irrigated fields. No reported losses to diseases or insects
Thinopyrum intermedium (Host) Barkworth & D. R. Dewey
Genus:
Thinopyrum
Family:
Poaceae (alt. Gramineae)
Subfamily:
Pooideae
Tribe:
Triticeae
Nomen number:

314145
Place of publication:

Amer. J. Bot. 72:772. 1985
Verified:
12/21/2007 by ARS Systematic Botanists.
Other conspecific taxa
Thinopyrum intermedium (Host) Barkworth & D. R. Dewey subsp. barbulatum (Schur) Barkworth & D. R. Dewey (0 active accession[s])
Thinopyrum intermedium (Host) Barkworth & D. R. Dewey subsp. intermedium (161 active accession[s])
Autonyms (not in current use), synonyms and invalid designations
Heterotypic Synonym(s)
Agropyron varnense (Velen.) Hayek
Elymus hispidus (Opiz) Melderis subsp. varnensis (Velen.) Melderis
Elytrigia varnensis (Velen.) Holub

Common names
LanguageNameAlternate namenoteseqCitation
Swedishtrubbkvickrot  2Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
Annotations
  • Nomenclature Name Change: 21 Dec 2007, from Elytrigia intermedia (Host) Nevski to Thinopyrum intermedium (Host) Barkworth & D. R. Dewey
Other Links
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Pathogens
Vouchers
Citations
Pedigree
Description:
Isolated from broad germplasm (population) PI 281863 through 3 cycles of restrictive vegetative selection and increase
Intellectual Property Rights

U.S. Plant Variety Protection
PVP 9400265
Variety: Rush
Taxonomy: Thinopyrum intermedium (Host) Barkworth & D. R. Dewey
Experimental name/synonym: PI 575702
Crop: WHEATGRASS
Applicant: The United States Government as represented by the Secretary of Agriculture
Date filed: 08/01/1994
Date issued: 04/24/2001
Status: Certificate Expired
Status date: 04/24/2021