Persicaria capitata
pink knotweed
As recorded: Persicaria capitata (Buch.-Ham. ex D.Don) H.Gross
Plantae › Tracheophyta › Magnoliopsida › Caryophyllales › Polygonaceae
- Collected by
- Lau, J.; Cory, C.C. Cory →Joel Q.C. Lau →
- Collector number
- 2503
- Date
- June 9, 1986
- Locality
- Waimea Arboretum, Acces. No. 74p1684
- Island
- Oʻahu
- Region
- Hawaii, United States
- Identified by
- (Nom. rev.) Staples, G.W.
- Record type
- Preserved specimen
Collected the same day
On June 9, 1986, Lau, J.; Cory, C. also collected 23 other specimens.
Persicaria capitata observed alive in Hawaiʻi
This specimen was collected in 1986. Since 2000, iNaturalist observers have recorded 1,292 research-grade sightings in the wild, most recently on 2026-10-25.

2026-10-25
Hao St, Kailua Kona, HI, US
(c) Jaida Faith Spendelow, some rights reserved (CC BY-NC)

2026-10-25
Devastation Trail, Pahoa, HI, US
(c) emilygregg, some rights reserved (CC BY-NC)

2026-10-22
Hilo, HI, US
(c) azu, some rights reserved (CC BY-NC)

2026-10-22
Kaulana Manu Native Bird and Plant Sanctuary Trail, Hilo, HI, US
(c) cwlonie6626, some rights reserved (CC BY-NC)

2026-10-22
Kilauea Military Reserve, Pahoa, HI, US
(c) lisrochenaturally, some rights reserved (CC BY-NC)

2026-10-22
Hilo, HI, US
(c) Chris, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Persicaria capitata. BISH 503662. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956560706. Accessed via explore.bishopmuseum.org/specimens/bish/503662.
Record sources
- GBIF occurrence 5956560706 ↗
- Data license: CC_BY_NC_4_0
- Last harvested October 26, 2026
