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Amaranthus dubius

Spleen Amaranth

Introduced to Hawaiʻi

Photo: (c) Mike Ross, some rights reserved (CC BY-NC), uploaded by Mike Ross (iNaturalist)

25

Bishop specimens

0

Type specimens

1950

First collected

2025

Last collected

2025

Last seen alive in Hawaiʻi

In the Library

Bishop Museum publications whose pages name Amaranthus dubius, most mentions first.

  1. 2025

  2. 2024

    Records of the Hawaii Biological Survey for 2024: Volume

    Evenhuis, N.L. & Eldredge, L.G. (eds) · Records of the Hawaii Biological Survey · 1 page

  3. 2019

    Hawaiian naturalized vascular plants checklist (February 2019 update)

    Imada, C. · Contribution to the Hawaii Biological Survey · 1 page

  4. 2013

    Records of the Hawaii Biological Survey for 1994–2013: Index

    Evenhuis, N.L. & Eldredge, L.G. (eds) · Records of the Hawaii Biological Survey · 1 page

  5. 2004

    Records of the Hawaii Biological Survey for 2004: -05: Articles

    Evenhuis, N.L. & Eldredge, L.G. (eds) · Records of the Hawaii Biological Survey · 1 page

  6. 2000

    Survey of invasive or potentially invasive cultivated plants in Hawai‘i

    Staples, G.W., D. Herbst & C.T. Imada · Contribution to the Hawaii Biological Survey · 1 page

Search the Library for “Amaranthus dubius” →

Where Bishop collected it

6 mapped specimens. Localities of endangered species are shown approximately.

Two centuries of collecting

1950s2020s

The oldest Bishop specimen was collected in 1950 by Fosberg, F.R. (Kwajalein Atoll).

From the collection

Amaranthus dubius, 521394Amaranthus dubius, 591195Amaranthus dubius, 783478Amaranthus dubius, 783481Amaranthus dubius, 778750Amaranthus dubius, 787731Amaranthus dubius, 787988Amaranthus dubius, 793326Amaranthus dubius, 407528Amaranthus dubius, 577030Amaranthus dubius, 802009Amaranthus dubius, 779315

Alive today

4 research-grade iNaturalist sightings in the wild in Hawaiʻi since 2000. Most recent first.