Details for: PI 345533, Megathyrsus maximus (Jacq.) B. K. Simon & S. W. L. Jacobs


Summary Data
Taxonomy:
Megathyrsus maximus (Jacq.) B. K. Simon & S. W. L. Jacobs
Origin:
Collected – Uganda
Maintained:
Historic Record
Received by NPGS:
24 Sep 1969
PI Assigned:
1969
Form Received:
Seed
Availability
This is historical information about this accession. It no longer exists and can not be requested.
 
There are no images for this accession.

Core Passport Data
Taxonomy:
Megathyrsus maximus (Jacq.) B. K. Simon & S. W. L. Jacobs
Origin:
Collected – Uganda
Maintained:
Historic Record
Received by NPGS:
24 Sep 1969
PI Assigned:
1969
Form Received:
Seed
Source History
Collected

Uganda
Locality: Southwest Uganda near Queen Elizabeth Park
Elevation: 1524m.

Collector(s):
Accession Names and Identifiers
Narrative
Megathyrsus maximus (Jacq.) B. K. Simon & S. W. L. Jacobs
Genus:
Megathyrsus
Family:
Poaceae (alt. Gramineae)
Subfamily:
Panicoideae
Tribe:
Paniceae
Subtribe:
Melinidinae
Nomen number:

447623
Place of publication:

Austrobaileya 6:572. 2003
Verified:
01/05/2005 by ARS Systematic Botanists.
Other conspecific taxa
Megathyrsus maximus (Jacq.) B. K. Simon & S. W. L. Jacobs var. coloratus (C. T. White) B. K. Simon & S. W. L. Jacobs (0 active accession[s])
Megathyrsus maximus (Jacq.) B. K. Simon & S. W. L. Jacobs var. maximus (0 active accession[s])
Megathyrsus maximus (Jacq.) B. K. Simon & S. W. L. Jacobs var. pubiglumis (K. Schum.) B. K. Simon & S. W. L. Jacobs (0 active accession[s])
Autonyms (not in current use), synonyms and invalid designations
Basionym
Panicum maximum Jacq.

Homotypic Synonym(s)
Panicum maximum Jacq. var. maximum
Urochloa maxima (Jacq.) R. D. Webster

Heterotypic Synonym(s)
Panicum hirsutissimum Steud.
Panicum maximum Jacq. var. hirsutissimum (Steud.) Oliv.
Panicum maximum Jacq. var. trichoglume Robyns

Common names
LanguageNameAlternate namenoteseqCitation
Englishgreen panic grass as Panicum maximum1't Mannetje, L. & R. M. Jones, eds. 1992. Forages. In: Faridah Hanum, I. & L. J. G. van der Maesen, eds., Plant Resources of South-East Asia (PROSEA) 4:172. Note: as Panicum maximum
EnglishGuinea grass  1Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL.
Frenchherbe de Guinée as Panicum maximum2Rehm, S. 1994. Multilingual dictionary of agronomic plants Note: as Panicum maximum
GermanGuineagras as Panicum maximum2Rehm, S. 1994. Multilingual dictionary of agronomic plants Note: as Panicum maximum
Italianerba della Guinea  2International Seed Testing Association. 1982. A Multilingual Glossary of Common Plant-Names 1. Field crops, grasses and vegetables, ed. 2.
Portuguese (Brazil)capim-colonião as Panicum maximum2Rehm, S. 1994. Multilingual dictionary of agronomic plants Note: as Panicum maximum
Spanishmijo de Guinea as Panicum maximum2Rehm, S. 1994. Multilingual dictionary of agronomic plants Note: as Panicum maximum
Spanishpasto Guinea as Panicum maximum2Rehm, S. 1994. Multilingual dictionary of agronomic plants Note: as Panicum maximum
Swedishguineagräs  2Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource)
Annotations
  • Nomenclature Name Change: 05 Jan 2005, from Panicum maximum Jacq. to Megathyrsus maximus (Jacq.) B. K. Simon & S. W. L. Jacobs
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Pedigree

Observations

Phenotype Data

CategoryDescriptorDescriptionValueSample SizeStudyInventoryAvailability
GROWTHFoliage HeightFoliage height in decimeters26 S9.GRASSESPI 345533 or SDNot Available
GROWTHPlant HeightTotal plant height in decimeters26 S9.GRASSESPI 345533 or SDNot Available
GROWTHPlant WidthPlant spread in decimeters18 S9.GRASSESPI 345533 or SDNot Available
MORPHOLOGYFoliage DistributionDistribution of leaves on plant3 - Well distributed S9.GRASSESPI 345533 or SDNot Available
MORPHOLOGYLeaf WidthLeaf width measured in millimeters30 S9.GRASSESPI 345533 or SDNot Available
MORPHOLOGYStem SizeStem size by code9 - Large S9.GRASSESPI 345533 or SDNot Available
MORPHOLOGYTillersAbundance of tillers produced5 - Medium S9.GRASSESPI 345533 or SDNot Available
PHENOLOGYMaturityDays from March 15 planting to first flower190 S9.GRASSESPI 345533 or SDNot Available
PRODUCTIONFoliage AmountAbundance of foliage produced1 - Abundant S9.GRASSESPI 345533 or SDNot Available
PRODUCTIONSeed ProductionRelative seed production5 - Medium S9.GRASSESPI 345533 or SDNot Available