
Phlegmariurus squarrosus
rock tassel fern
As recorded: Huperzia squarrosa (G.Forst.) Trevis.
Plantae › Tracheophyta › Lycopodiopsida › Lycopodiales › Lycopodiaceae
- Collected by
- Christophersen, E.
- Collector number
- 3525
- Date
- January 2, 1932
- Locality
- Top of Pioa
- Island
- Tutuila
- Region
- American Samoa
- Identified by
- (Nom. rev.) Magoon, V.
- Record type
- Preserved specimen
Collected the same day
On January 2, 1932, Christophersen, E. also collected 24+ other specimens.
Phlegmariurus squarrosus observed alive
This specimen was collected in 1932. Since 2000, iNaturalist observers have recorded 35 research-grade sightings in the wild, most recently on 2026-04-25.

2026-04-25
Leilani Estates, HI 96778, USA
(c) John, some rights reserved (CC BY-NC)

2026-03-11
Taiwan
(c) zxchang, some rights reserved (CC BY-NC)

2026-03-08
Leilani Estates, HI 96778, USA
(c) John, some rights reserved (CC BY-NC)

2026-02-28
Taiwan, TW
(c) zxchang, some rights reserved (CC BY-NC)

2026-02-28
Taiwan, TW
(c) dd1003960136, some rights reserved (CC BY-NC)

2026-02-28
Taiwan, TW
(c) yii, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Phlegmariurus squarrosus. BISH 755247. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956335158. Accessed via explore.bishopmuseum.org/specimens/bish/755247.
Record sources
- GBIF occurrence 5956335158 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
