
Epilobium
willowherbs
As recorded: Epilobium L.
Plantae › Tracheophyta › Magnoliopsida › Myrtales › Onagraceae
- Collected by
- van Royen, P.
- Collector number
- 10574
- Date
- August 14, 1973
- Locality
- Lassen County, Lassen National Forest, Road 89 leading to Road 44, Hat Creek
- Region
- California, United States
- Elevation
- 1,280 m
- Record type
- Preserved specimen
Collected the same day
On August 14, 1973, van Royen, P. also collected 4 other specimens.
Epilobium observed alive
This specimen was collected in 1973. Since 2000, iNaturalist observers have recorded 245,505 research-grade sightings in the wild, most recently on 2026-10-27.

2026-10-27
Brea, CA, US
(c) pd5witz, some rights reserved (CC BY-NC)

2026-10-27
Angeles Crest Hwy, Pasadena, CA, US
(c) noshowersarah, some rights reserved (CC BY-NC)

2026-10-27
Santa Barbara, CA, US
(c) Vanessa Kragelund, some rights reserved (CC BY-NC)

2026-10-27
Santa Barbara, CA, US
(c) madkoenig, some rights reserved (CC BY-NC)

2026-10-27
Santa Barbara, CA, US
(c) Tanner Shum, some rights reserved (CC BY-NC)

2026-10-27
Glenmore Forest, Highland, UK
(c) Alex Press, some rights reserved (CC BY)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Epilobium. BISH 403577. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956433906. Accessed via explore.bishopmuseum.org/specimens/bish/403577.
Record sources
- GBIF occurrence 5956433906 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
