
Megathyrsus maximus
Guinea Grass
As recorded: Panicum maximum Jacq.
Plantae › Tracheophyta › Liliopsida › Poales › Poaceae
- Collected by
- Hotta, M.
- Collector number
- 5546
- Date
- September 16, 1960
- Locality
- Near Mu'a village
- Island
- Tongatapu Island
- Region
- Tonga
- Identified by
- Clayton, W.D.
- Record type
- Preserved specimen
Megathyrsus maximus observed alive
This specimen was collected in 1960. Since 2000, iNaturalist observers have recorded 8,911 research-grade sightings in the wild, most recently on 2026-10-26.

2026-10-26
East District, Chiayi City, TW
(c) 王焌宸, some rights reserved (CC BY-NC)

2026-10-24
West Loch Estate, HI 96706, USA
no rights reserved

2026-10-24
Hawi, HI, USA
(c) daleball, some rights reserved (CC BY-NC)

2026-10-23
Oʻahu, Honolulu, HI, US
(c) birdbirdbird, some rights reserved (CC BY-NC)

2026-10-23
Binz-Engleman Rd, San Antonio, TX, US
(c) Peter Joseph, some rights reserved (CC BY-NC-ND)

2026-10-21
Ann and Roy Butler Trail, Austin, TX, US
(c) eliscott03, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Megathyrsus maximus. BISH 125913. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956462126. Accessed via explore.bishopmuseum.org/specimens/bish/125913.
Record sources
- GBIF occurrence 5956462126 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
