Details for: PI 209006, Megathyrsus maximus (Jacq.) B. K. Simon & S. W. L. Jacobs, 1849


Summary Data
Taxonomy:
Megathyrsus maximus (Jacq.) B. K. Simon & S. W. L. Jacobs
Top Name:
1849
Origin:
Collected – Transvaal, South Africa
Received by NPGS:
28 May 1953
PI Assigned:
1953
Availability
FormQuantityNoteInventoryCart
Seed200 countPI 209006 01 SD
 
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Core Passport Data
Taxonomy:
Megathyrsus maximus (Jacq.) B. K. Simon & S. W. L. Jacobs
Top Name:
1849
Origin:
Collected – Transvaal, South Africa
Received by NPGS:
28 May 1953
PI Assigned:
1953
Source History
Collected
February 1953.
Transvaal, South Africa
Locality: Prinshof Experiment Station, Pretoria

Collector(s):
Accession Names and Identifiers
1849
Type: Collector identifier

P. 1164
Type: Other or unclassified name

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
  • The Taxonomic Name Of The Accession When It Was Received: 02 Sep 1997, from Panicum spp. to Panicum maximum Jacq.
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Observations

Phenotype Data

CategoryDescriptorDescriptionValueSample SizeStudyInventoryAvailability
GROWTHFoliage HeightFoliage height in decimeters14 S9.GRASSESPI 209006 01 SD
GROWTHPlant HeightTotal plant height in decimeters18 S9.GRASSESPI 209006 01 SD
GROWTHPlant WidthPlant spread in decimeters20 S9.GRASSESPI 209006 01 SD
MORPHOLOGYLeaf LengthLeaf length measured in centimeters43 S9.GRASSESPI 209006 01 SD
MORPHOLOGYLeaf WidthLeaf width measured in millimeters22 S9.GRASSESPI 209006 01 SD
PHENOLOGYMaturityDays from March 15 planting to first flower107 S9.GRASSESPI 209006 01 SD
PRODUCTIONFoliage AmountAbundance of foliage produced1 - Abundant S9.GRASSESPI 209006 01 SD
PRODUCTIONSeed ProductionRelative seed production1 - Abundant S9.GRASSESPI 209006 01 SD