Dryopteris arguta
California wood fern
Photo: (c) kenzoeng, some rights reserved (CC BY-NC) (iNaturalist)
8
Bishop specimens
0
Type specimens
1918
First collected
1973
Last collected
2026
Last seen alive
Two centuries of collecting
The oldest Bishop specimen was collected in 1918 by Forbes, C.N. (Tamalpais.). The Museum last collected it in 1973; iNaturalist observers have seen it in the wild as recently as October 26, 2026.
From the collection
Alive today
8,114 research-grade iNaturalist sightings in the wild since 2000. Most recent first.
2026-10-26
Rancho Peñasquitos, San Diego, CA, USA
(c) athanasius_kircher_superfan, some rights reserved (CC BY-NC)
2026-10-26
Rancho Peñasquitos, San Diego, CA, USA
(c) athanasius_kircher_superfan, some rights reserved (CC BY-NC)
2026-10-26
Stevens Creek-Tony Look Trail, Cupertino, CA, US
(c) marasiganlloyd, some rights reserved (CC BY-NC)
2026-10-25
Los Altos, CA 94022, USA
no rights reserved
2026-10-24
Morningside Dr, Napa, CA, US
(c) Connor Wesson, some rights reserved (CC BY-NC)
2026-10-24
Los Altos Hills, CA, US
(c) quail11111, some rights reserved (CC BY-NC)
2026-10-24
Oregon, US
(c) Mathias Anderson, some rights reserved (CC BY-NC)
2026-10-24
Santa Clara County, CA, USA
(c) Fadey Albo, some rights reserved (CC BY-NC)