
Megathyrsus maximus
Guinea Grass
As recorded: Panicum maximum Jacq.
Plantae › Tracheophyta › Liliopsida › Poales › Poaceae
- Collected by
- Brown, F.B.H.; Brown, E.D.W.Elizabeth D. Brown Jr. →Hessler Brown →
- Collector number
- 656
- Date
- June 7, 1921
- Locality
- Nuku Hiva
- Island
- Nuku Hiva
- Region
- French Polynesia
- Elevation
- 500 m
- Identified by
- Clayton, W.D.
- Record type
- Preserved specimen
Collected the same day
On June 7, 1921, Brown, F.B.H.; Brown, E.D.W. also collected 7 other specimens.
Megathyrsus maximus observed alive
This specimen was collected in 1921. Since 2000, iNaturalist observers have recorded 8,910 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 125898. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956484177. Accessed via explore.bishopmuseum.org/specimens/bish/125898.
Record sources
- GBIF occurrence 5956484177 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
