Pseudognaphalium californicum
California cudweed
Photo: (c) Melissa Pearson, some rights reserved (CC BY-NC), uploaded by Melissa Pearson (iNaturalist)
3
Bishop specimens
0
Type specimens
1851
First collected
1917
Last collected
2026
Last seen alive
Two centuries of collecting
The oldest Bishop specimen was collected in 1851 by Andersson, N.J. (San Francisco). The Museum last collected it in 1917; iNaturalist observers have seen it in the wild as recently as October 27, 2026.
Alive today
8,679 research-grade iNaturalist sightings in the wild since 2000. Most recent first.
2026-10-27
Fullerton, CA, US
(c) Brandon Follonier, some rights reserved (CC BY-NC)
2026-10-24
Altadena, CA, US
(c) rogerjpatterson, some rights reserved (CC BY-NC)
2026-10-16
Santa Clara County, UCNRS, US-CA, US
(c) vanessa1trevizo, some rights reserved (CC BY-NC)
2026-10-16
Santa Clara County, CA, USA
(c) amontefusco, some rights reserved (CC BY-NC)
2026-10-16
Mount Hamilton
(c) vhadley, some rights reserved (CC BY-NC)
2026-10-15
Palo Alto, CA, USA
(c) Felicia Gershberg, some rights reserved (CC BY)
2026-10-11
E Willow St, Long Beach, CA, US
(c) Jennifer Rycenga, some rights reserved (CC BY-NC)
2026-10-10
Santa Ysabel, CA 92070, USA
(c) naness, some rights reserved (CC BY-NC)