Bidens torta
corkscrew beggarticks
Photo: (c) David Eickhoff, some rights reserved (CC BY-NC-SA) (iNaturalist)
245
Bishop specimens
8
Type specimens
1909
First collected
2025
Last collected
2026
Last seen alive in Hawaiʻi
Where Bishop collected it
8 mapped specimens. Localities of endangered species are shown approximately.
Two centuries of collecting
The oldest Bishop specimen was collected in 1909 by Forbes, C.N. (Oʻahu).
From the collection
Alive today
34 research-grade iNaturalist sightings in the wild in Hawaiʻi since 2000. Most recent first.
2026-09-16
Honolulu County, US-HI, US
(c) friendofafern, some rights reserved (CC BY-NC)
2026-09-05
Waianae, HI 96792, USA
no rights reserved
2026-03-06
Waialua, HI 96791, USA
no rights reserved
2026-03-06
Waialua, HI 96791, USA
no rights reserved
2025-12-23
Honolulu County, US-HI, US
no rights reserved
2025-11-06
Waianae, Hawaii 96792, Stati Uniti
(c) crigru, some rights reserved (CC BY-NC)
2025-08-30
Waialua, HI 96791, USA
no rights reserved
2025-08-24
Honolulu County, HI, USA
(c) Daniel Ward, some rights reserved (CC BY-NC)