Simon, B.K. & Jacobs, S.W.L. (3 December 2003), Megathyrsus, a new generic name for Panicum subgenus Megathyrsus. Austrobaileya 6(3): 572 APC [comb. et stat. nov.]

nomenclatural synonym: Panicum subg. Megathyrsus Pilg. legitimate taxonomic synonym: Panicum sect. Maxima Hitchc. & Chase ex Pilg. legitimate

• APC Dist.: WA (naturalised), NT (naturalised), SA (naturalised), Qld (naturalised), NSW (naturalised), NI (naturalised)

Jacobs, S.W.L., Whalley, R.D.B. & Wheeler, D.J.B. (2008), Grasses of New South Wales Edn. 4: 98 (fig.), 298 [secondary reference]

• Etymology: "named after a section of the genus Panicum that in turn was named after the Latin for large and 'thyrsus', a more or less ovoid panicle with cymose branches"

Mabberley, D.J. (1 May 2008), Mabberley's Plant-Book Edn. 3: 532 [taxonomic synonym]

taxonomic synonym of: Panicum L. legitimate

Morrone, O., Aagesen, L., Scataglini, M.A., Salariato, D.L., Denham, S.S., Chemisquy, M.A., Sede, S.M., Giussani, L.M., Kellog, E.A. & Zuloaga, F.O. (2012), Phylogeny of the Paniceae (Poaceae: Panicoideae): integrating plastid DNA sequences and morphology into a new classification. Cladistics 28(4): 349 [secondary reference]

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