Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Megathyrsus maximus
Guinea Grass
As recorded: Urochloa maxima (Jacq.) R.D.Webster
Plantae › Tracheophyta › Liliopsida › Poales › Poaceae
- Collected by
- Hosaka, E.Y.
- Collector number
- 1440
- Date
- July 20, 1936
- Locality
- Naalehu, Kau.
- Island
- Hawaiʻi Island
- Region
- Hawaii, United States
- Elevation
- 305 m
- Identified by
- Faccenda, K.
- Record type
- Preserved specimen
Megathyrsus maximus observed alive in Hawaiʻi
This specimen was collected in 1936. Since 2000, iNaturalist observers have recorded 2,192 research-grade sightings in the wild, most recently on 2026-10-29.
2026-10-29
Molokaʻi, Kaunakakai, HI, US
(c) Caitlin Hazelquist, 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)
2026-10-21
Haleakalā National Park, Hana, HI, US
(c) ka_y_ak, some rights reserved (CC BY-NC)
2026-10-17
Kauaʻi, Hā’ena, HI, US
(c) Phillip, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Megathyrsus maximus. BISH 786372. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956583616. Accessed via explore.bishopmuseum.org/specimens/bish/786372.
Record sources
- GBIF occurrence 5956583616 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026