Details for: PI 239731, Lolium rigidum Gaudin


Summary Data
Taxonomy:
Lolium rigidum Gaudin
Origin:
Collected – Egypt
Received by NPGS:
17 May 1957
PI Assigned:
1957
Improvement Status:
Uncertain improvement status
Form Received:
Seed
Life Form:
Annual
Life Cycle:
Annual
Availability
FormQuantityNoteInventoryCart
Seed100 countPI 239731 86i 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.
  
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SEED

Core Passport Data
Taxonomy:
Lolium rigidum Gaudin
Origin:
Collected – Egypt
Received by NPGS:
17 May 1957
PI Assigned:
1957
Improvement Status:
Uncertain improvement status
Form Received:
Seed
Life Form:
Annual
Life Cycle:
Annual
Source History
Collected

Egypt
Locality: From Fouka, Egypt.

Donated
17 May 1957.
Italy

Donor(s):
Accession Names and Identifiers
Narrative
Lolium rigidum Gaudin
Genus:
Lolium
Family:
Poaceae (alt. Gramineae)
Subfamily:
Pooideae
Tribe:
Poeae
Subtribe:
Loliinae
Nomen number:

22498
Place of publication:

Agrost. helv. 1:334. 1811
Verified:
05/08/1992 by ARS Systematic Botanists.
Other conspecific taxa
Lolium rigidum Gaudin subsp. lepturoides (Boiss.) Sennen & Mauricio (5 active accession[s])
Lolium rigidum Gaudin subsp. rigidum (0 active accession[s])
Autonyms (not in current use), synonyms and invalid designations
Common names
LanguageNameAlternate namenoteseqCitation
Englishannual ryegrass  1Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource).
EnglishMediterranean ryegrass  1Botanical Society of the British Isles. BSBI taxon database (on-line resource).
Englishrigid ryegrass  1Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource).
Englishstiff darnel  1Rehm, S. 1994. Multilingual dictionary of agronomic plants
EnglishWimmera ryegrass  1Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
Frenchivraie raide  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Germansteifer Lolch  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Spanishraygrás rígido  2Rehm, S. 1994. Multilingual dictionary of agronomic plants
Transcribed Chineseying zhi hei mai cao  2Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition).
Annotations
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Pathogens
Vouchers
Citations
Pedigree

Observations

Phenotype Data

CategoryDescriptorDescriptionValueSample SizeStudyInventoryAvailability
DISEASEStem RustResistance to Stem Rust caused by Puccinia graminis.8 - (1 = RESISTANT, 9 = SUSCEPTIBLE) GRASS.1973.FLORIDAPI 239731 57o SDNot Available
GROWTHAggressiveAggressiveness (coded)2 - MEDIUM GRASS.W6PI 239731 86i SD
GROWTHPlant vigorOverall plant growth as compared to other accessions in the study3 - (1 = WEAKEST, 9 = STRONGEST) GRASS.1973.FLORIDAPI 239731 57o SDNot Available
MORPHOLOGYLeaf numberRelative number of leaves1 - MANY GRASS.W6PI 239731 86i SD
MORPHOLOGYLeaf PositionLeaf position (coded)1 - BASAL GRASS.W6PI 239731 86i SD
MORPHOLOGYLeaf StrengthLeaf strength (coded)1 - TENDER GRASS.W6PI 239731 86i SD
MORPHOLOGYRoot TypeRoot type (coded)1 - SOD GRASS.W6PI 239731 86i SD
MORPHOLOGYShatterAmount of shattering (coded)3 - SLIGHT GRASS.W6PI 239731 86i SD
MORPHOLOGYStem HabitStem growth habit (coded).1 - ERECT GRASS.W6PI 239731 86i SD
MORPHOLOGYStem NumberStem number (coded)1 - MANY GRASS.W6PI 239731 86i SD
MORPHOLOGYStem StrengthStem strength (coded)1 - SOFT GRASS.W6PI 239731 86i SD
MORPHOLOGYStem TextureStem texture (coded)2 - MEDIUM GRASS.W6PI 239731 86i SD
PHENOLOGYBloom dateBloom date - month and day (MMDD).7/13 GRASS.W6PI 239731 86i SD
PHENOLOGYHeading DateDays after January 1 when visible heads are observed on more than 50% of the tillers.130 GRASS.1973.FLORIDAPI 239731 57o SDNot Available