Ageratina altissima
Richweed
Photo: (c) Dan Mullen, some rights reserved (CC BY-NC-ND) (iNaturalist)
2
Bishop specimens
0
Type specimens
1916
First collected
1916
Last collected
2026
Last seen alive
Alive today
75,162 research-grade iNaturalist sightings in the wild since 2000. Most recent first.
2026-10-27
Corey Hill, Boston, MA, USA
(c) Allie K., some rights reserved (CC BY-NC-ND)
2026-10-27
Bodenheimer Dr, Boone, NC, US
(c) johnsonsr13, some rights reserved (CC BY-NC)
2026-10-27
Nashville
(c) kristennoble, some rights reserved (CC BY-NC)
2026-10-27
SR-100, Nashville, TN, US
(c) loganfdavis, some rights reserved (CC BY-NC)
2026-10-27
Ann Arbor, MI, US
(c) Joey Dizon, some rights reserved (CC BY-NC)
2026-10-27
NE Flintlock Rd, Kansas City, MO, US
(c) Dawson Sims, some rights reserved (CC BY-NC)
2026-10-27
Croom, MD, USA
(c) belyykit, some rights reserved (CC BY-NC)
2026-10-27
Lincoln, ON, CA
(c) Eric Halla, some rights reserved (CC BY-NC)