This specimen has not been photographed yet.
Oidium
As recorded: Oidium Link, 1809
Fungi › Ascomycota › Leotiomycetes › Helotiales › Erysiphaceae
- Collected by
- Stevens, F.L.
- Collector number
- 130
- Date
- May 28, 1921
- Locality
- School ;Street; Honolulu
- Island
- Oʻahu
- Region
- Hawaii, United States
- Record type
- Preserved specimen
Collected the same day
On May 28, 1921, Stevens, F.L. also collected 9 other specimens.
Oidium observed alive in Hawaiʻi
This specimen was collected in 1921. Since 2000, iNaturalist observers have recorded 4 research-grade sightings in the wild, most recently on 2026-09-22.

2026-09-22
Oʻahu, Haleiwa, HI, US
(c) Jennifer Fieffer, some rights reserved (CC BY-NC)

2026-09-22
Oʻahu, Haleiwa, HI, US
(c) Jennifer Fieffer, some rights reserved (CC BY-NC)

2023-10-11
Hawaii, US
(c) kairigney, some rights reserved (CC BY-NC)

2023-06-15
North Shore, Waialua, HI, USA
(c) Josiah Marquez, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Oidium. BISH 146086.2. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956415567. Accessed via explore.bishopmuseum.org/specimens/bish/146086.2.
Record sources
- GBIF occurrence 5956415567 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
