Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution
Ageratum conyzoides
billygoat weed
As recorded: Ageratum conyzoides L.
Plantae › Tracheophyta › Magnoliopsida › Asterales › Asteraceae
- Collected by
- Herbst, D.R.
- Collector number
- 2256
- Date
- December 22, 1971
- Locality
- P.T.B.G., Lawai Valley
- Island
- Kauaʻi
- Region
- Hawaii, United States
- Elevation
- 30 m
- Identified by
- Herbst, D.R.; Sohmer, S.H.; Wagner, W.L.Derral R. Herbst →Seymour H. Sohmer →Warren L. Wagner Jr. →
- Record type
- Preserved specimen
Collected the same day
On December 22, 1971, Herbst, D.R. also collected 7 other specimens.
Ageratum conyzoides observed alive in Hawaiʻi
This specimen was collected in 1971. Since 2000, iNaturalist observers have recorded 631 research-grade sightings in the wild, most recently on 2026-10-26.
2026-10-26
Aiea, HI, US
(c) mackies, some rights reserved (CC BY-NC)
2026-10-22
Lihiwai St, Hilo, HI, US
(c) Asher Lewis, some rights reserved (CC BY-NC)
2026-10-03
Hilo, HI 96720, USA
(c) Craig Ontl, some rights reserved (CC BY-NC)
2026-10-01
Hawaii County, HI, USA
(c) Craig Ontl, some rights reserved (CC BY-NC)
2026-09-13
Hawaiian Paradise Park, HI, USA
(c) David Martin, some rights reserved (CC BY-NC)
2026-09-10
Maui County, US-HI, US
(c) simcartographer, some rights reserved (CC BY)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Ageratum conyzoides. BISH 402416. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956223907. Accessed via explore.bishopmuseum.org/specimens/bish/402416.
Record sources
- GBIF occurrence 5956223907 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026