
Chromolaena odorata
Siam weed
As recorded: Chromolaena odorata (L.) R.M.King & H.Rob.
Plantae › Tracheophyta › Magnoliopsida › Asterales › Asteraceae
- Collected by
- Takeuchi, W.N.
- Collector number
- 4562
- Date
- July 15, 1989
- Locality
- Abandoned garden plot on margin of Labu Swamp
- Island
- New Guinea
- Region
- Morobe Province, Papua New Guinea
- Elevation
- 20 m
- Identified by
- Robinson, H.
- Record type
- Preserved specimen
Collected the same day
On July 15, 1989, Takeuchi, W.N. also collected 15 other specimens.
Chromolaena odorata observed alive
This specimen was collected in 1989. Since 2000, iNaturalist observers have recorded 13,514 research-grade sightings in the wild, most recently on 2026-10-25.

2026-10-25
Memorial Park Conservancy, Houston, TX, US
(c) louisesmyth32, some rights reserved (CC BY-NC)

2026-10-25
Bandung, ID-JR, ID
(c) dapha, some rights reserved (CC BY-NC)

2026-10-24
NW 170th St, Hialeah, FL, US
(c) James K. Wetterer, some rights reserved (CC BY-NC)

2026-10-24
Miramar, FL, US
(c) James K. Wetterer, some rights reserved (CC BY-NC)

2026-10-24
Mount Stuart QLD 4811, Australia
(c) drmattnimbs, some rights reserved (CC BY-NC)

2026-10-24
Singam Cheruvu Tanda 2BHk Nacharam Singam Cheruvu Tanda 2BHk Nacharam Singam Cheruvu Tanda 2BHk, Industrial Development Area, Nacharam, Secunderabad, Telangana 500076, India
(c) Raja Sekhar Chimirala, some rights reserved (CC BY)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Chromolaena odorata. BISH 635609. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956652408. Accessed via explore.bishopmuseum.org/specimens/bish/635609.
Record sources
- GBIF occurrence 5956652408 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
