Polygonum
Knotgrass
51
Bishop specimens
0
Type specimens
1934
First collected
1994
Last collected
No recent record
Last seen alive in Hawaiʻi
In the Library
Bishop Museum publications whose pages name Polygonum, most mentions first.
2019
Hawaiian naturalized vascular plants checklist (February 2019 update)Imada, C. · Contribution to the Hawaii Biological Survey · 7 pages
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 · 5 pages
2013
Records of the Hawaii Biological Survey for 1994–2013: IndexEvenhuis, N.L. & Eldredge, L.G. (eds) · Records of the Hawaii Biological Survey · 4 pages
2002
Index to the Records of the Hawaii Biological Survey for the years 1994 through 2000Evenhuis, N.L. · Contribution to the Hawaii Biological Survey · 4 pages
2000
Records of the Hawaii Biological Survey for 1994–2000: IndexEvenhuis, N.L. & Eldredge, L.G. (eds) · Records of the Hawaii Biological Survey · 4 pages
1999
Contributions to the flora of Hawai‘i. VII. Bishop MusHerbst, D.R. & W.L. Wagner · Contribution to the Hawaii Biological Survey · 3 pages
2002
Records of the Hawaii Biological Survey for 2000. Part 2: notesEvenhuis, N.L. & Eldredge, L.G. · Contribution to the Hawaii Biological Survey · 2 pages
2015
New plant records from Maui, Kaho`olawe, and Kaua`iStarr, F. & Starr, K. · Contribution to the Hawaii Biological Survey · 1 page
Where Bishop collected it
11 mapped specimens. Localities of endangered species are shown approximately.
Two centuries of collecting
The oldest Bishop specimen was collected in 1934 by Lau, S.K. (Hainan).
