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Bidens pilosa

Bernice Puahi Bishop Museum · CC BY-NC · GBIF · full resolution

BISH 410571Botany

Bidens pilosa

Hairy Beggarticks

As recorded: Bidens pilosa L.

Plantae › Tracheophyta › Magnoliopsida › Asterales › Asteraceae

Collected by: Herat, T.; Herat, R.; Higashino, P.K.R. Herat →T.R. Herat →Paul K. Higashino →
Collector number: 774
Date: June 27, 1974
Locality: Kau District; Hawaii Volcanoes National Park By Hilina Pali road in Kipuka Nene shelter area
Island: Hawaiʻi Island
Region: Hawaii, United States
Elevation: 970 m
Identified by: Ganders, F.R.
Record type: Preserved specimen

334 Bishop specimens of Bidens pilosa · collected 1847–2021Species page ›

Bidens pilosa observed alive in Hawaiʻi

This specimen was collected in 1974. Since 2000, iNaturalist observers have recorded 908 research-grade sightings in the wild, most recently on 2026-10-27.

Bidens pilosa observed 2026-10-27

2026-10-27

Kamehameha Hwy, Pūpūkea, HI, US

(c) mackies, some rights reserved (CC BY-NC)

Bidens pilosa observed 2026-10-24

2026-10-24

Farrington Hwy, Waialua, HI, US

(c) ahmccorm, some rights reserved (CC BY-NC)

Bidens pilosa observed 2026-10-14

2026-10-14

Kalaheo Ave + Opp Kailua Rd, Kailua, HI 96734, USA

(c) Sam Buswell, some rights reserved (CC BY-NC)

Bidens pilosa observed 2026-10-12

2026-10-12

Lāʻie, HI, US

(c) anemoneme, some rights reserved (CC BY-NC)

Bidens pilosa observed 2026-10-09

2026-10-09

Hawaii, US

(c) ashoki, some rights reserved (CC BY-NC)

Bidens pilosa observed 2026-10-03

2026-10-03

Hilo, HI 96720, USA

(c) Craig Ontl, some rights reserved (CC BY-NC)

Observations and photos from iNaturalist, shown only when openly licensed.

Cite this specimen

Bidens pilosa. BISH 410571. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956312484. Accessed via explore.bishopmuseum.org/specimens/bish/410571.

Record sources

GBIF occurrence 5956312484 ↗
Data license: CC_BY_NC_4_0
Last harvested October 26, 2026