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
- Tanaka, A.
- Collector number
- s.n.
- Date
- August 12, 1986
- Locality
- Pearl City; 1163 Hoolawa Pl
- Island
- Oʻahu
- Region
- Hawaii, United States
- Identified by
- Herbst, D.R.; Wagner, W.L.Derral R. Herbst →Warren L. Wagner Jr. →
- Record type
- Preserved specimen
Collected the same day
On August 12, 1986, Tanaka, A. also collected 17 other specimens.
Alternanthera ficoidea
Botany
Anthurium ferrierense
Botany
Asclepias
Botany
Bougainvillea
Botany
Bougainvillea
Botany
Bougainvillea
Botany
Callisia repens
Botany
Chrysanthemum morifolium
Botany
Codiaeum
Botany
Coriandrum sativum
Botany
Cycas revoluta
Botany
Heliconia rostrata
Botany
Heliconia rostrata
Botany
Magnoliopsida
Botany
Peperomia obtusifolia
Botany
Sphagneticola trilobata
Botany
Symphyotrichum laeve
Botany
Ageratum conyzoides observed alive in Hawaiʻi
This specimen was collected in 1986. 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 596320. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956343970. Accessed via explore.bishopmuseum.org/specimens/bish/596320.
Record sources
- GBIF occurrence 5956343970 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026