Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Calliergon giganteum
Giant Calliergon Moss
As recorded: Calliergon giganteum (Schimp.) Kindb.
Plantae › Bryophyta › Bryopsida › Hypnales › Calliergonaceae
- Collected by
- Vitt, D.
- Collector number
- 13980
- Date
- August 17, 1975
- Locality
- Willmore Wilderness Park: Pinus contorta-Picea glauca forest along Wildhay River and small spring fed stream 2.9 mi W of gate to park at Rock Lake.
- Region
- Alberta, Canada
- Record type
- Preserved specimen
Calliergon giganteum observed alive
This specimen was collected in 1975. Since 2000, iNaturalist observers have recorded 93 research-grade sightings in the wild, most recently on 2026-10-11.

2026-10-11
Lohmen, Mecklenburg-Vorpommern, DE
(c) christian-1956, some rights reserved (CC BY-NC)

2026-10-08
Yorkshire Dales National Park, Settle, England, GB
(c) Jackson Bird, some rights reserved (CC BY-NC)

2026-09-09
Elterlein, Deutschland
(c) Martin Baumann, some rights reserved (CC BY-NC)

2026-08-19
Carden, Kawartha Lakes, ON, CA
(c) Liam Thorne, some rights reserved (CC BY-NC)

2026-08-19
Hollow Meadows, Sheffield S6 6GL, UK
(c) Daniel Buczkiewicz, some rights reserved (CC BY)

2026-08-19
Hollow Meadows, Sheffield S6 6GL, UK
(c) Helen Waterman, some rights reserved (CC BY)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Calliergon giganteum. BISH 463887. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956219729. Accessed via explore.bishopmuseum.org/specimens/bish/463887.
Record sources
- GBIF occurrence 5956219729 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
