Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Conostomum tetragonum
Helmet-moss
As recorded: Conostomum tetragonum (Hedw.) Lindb.
Plantae › Bryophyta › Bryopsida › Bartramiales › Bartramiaceae
- Collected by
- Holemgren, H.
- Date
- July 12, 1867
- Record type
- Preserved specimen
Conostomum tetragonum observed alive
This specimen was collected in 1867. Since 2000, iNaturalist observers have recorded 109 research-grade sightings in the wild, most recently on 2026-09-01.

2026-09-01
W3FQ+CH, 39032 Sand in Taufers, Autonome Provinz Bozen - Südtirol, Italien
(c) Felix Faltner, some rights reserved (CC BY-NC)

2026-08-21
981 07 Abisko, Schweden
(c) kalina_hable, some rights reserved (CC BY-NC)

2026-08-08
Peace River, CA-BC, CA
(c) Brianna Collis, some rights reserved (CC BY-NC)

2026-07-21
Baffin Island, Baffin, Unorganized, NU, CA
(c) jamie_fenneman, some rights reserved (CC BY-NC)

2026-07-21
Squamish-Lillooet, BC, Canada
(c) Connor, some rights reserved (CC BY-NC)

2026-07-17
Salluit, QC, CA
(c) grand, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Conostomum tetragonum. BISH 465132. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956304463. Accessed via explore.bishopmuseum.org/specimens/bish/465132.
Record sources
- GBIF occurrence 5956304463 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
