Helianthus annuus
Annual Sunflower
IUCN: least concern
7
Bishop specimens
0
Type specimens
1927
First collected
2021
Last collected
No recent record
Last seen alive in Hawaiʻi
In the Library
Bishop Museum publications whose pages name Helianthus annuus, most mentions first.
2025
Imada, C.T., Faccenda, K., Thomas, M.K., Gallaher, T., Oppenhemier, H., Kennedy, B. & Kalei, A. (eds.) Hawaiian native & naturalized vascular plants checklist (2025 update). 780 pp. [published online 6 November 2025]· Contribution to the Hawaii Biological Survey · 1 page
2019
Hawaiian naturalized vascular plants checklist (February 2019 update)Imada, C. · Contribution to the Hawaii Biological Survey · 1 page
Two centuries of collecting
1920s2020s
The oldest Bishop specimen was collected in 1927 by Moore, J.W. (Raiatea).
From the collection
