
Sorghum halepense
Johnson grass
As recorded: Sorghum halepense (L.) Pers.
Plantae › Tracheophyta › Liliopsida › Poales › Poaceae
- Collected by
- McGregor, R.C.
- Collector number
- 491
- Date
- October 1, 1911
- Locality
- Guam
- Island
- Guam
- Identified by
- Clayton, W.D.
- Record type
- Preserved specimen
Collected the same day
On October 1, 1911, McGregor, R.C. also collected 24+ other specimens.
Sorghum halepense observed alive
This specimen was collected in 1911. Since 2000, iNaturalist observers have recorded 20,933 research-grade sightings in the wild, most recently on 2026-10-27.

2026-10-27
White, Mayer, AZ, US
(c) Conor and Alexandra, some rights reserved (CC BY-NC)

2026-10-27
Oklahoma County, US-OK, US
(c) Cortez Marzette, some rights reserved (CC BY-NC)

2026-10-26
The Colony, TX, USA
(c) Michael J Kiefer, some rights reserved (CC BY-NC)

2026-10-26
Venecia, Dgo., México
(c) Victoriana Martínez Olivares, some rights reserved (CC BY-NC)

2026-10-26
N Blackstone Rd, Milton, KS, US
(c) Sydney Steimle, some rights reserved (CC BY-NC)

2026-10-26
Penta-di-Casinca, Corsica, FR
(c) Delphine Lijnen Canonici, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Sorghum halepense. BISH 126883. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956574302. Accessed via explore.bishopmuseum.org/specimens/bish/126883.
Record sources
- GBIF occurrence 5956574302 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
