Cladium mariscus

Swamp Sawgrass

As recorded: Cladium jamaicense Crantz

Plantae › Tracheophyta › Liliopsida › Poales › Cyperaceae

Collected by: VanDeMark, J.
Collector number: 70
Date: January 21, 2024
Locality: Waiakea Ahupuaa, Reeds Bay, South Hilo. Location (NAD 83 Zone 5): X: 283843; Y:2182356
Island: Hawaiʻi Island
Region: Hawaii, United States
Identified by: VanDeMark, J.
Record type: Preserved specimen

89 Bishop specimens of Cladium mariscus · collected 1852–2024Species page ›

Cladium mariscus observed alive in Hawaiʻi

This specimen was collected in 2024. Since 2000, iNaturalist observers have recorded 10 research-grade sightings in the wild, most recently on 2026-09-14.

2026-09-14

Kailua, HI, US

(c) Ean Schiffman, some rights reserved (CC BY-NC)

2025-12-19

Honolulu County, HI, USA

(c) Hubert Szczygieł, some rights reserved (CC BY-NC)

2025-08-23

Kailua, HI 96734, USA

no rights reserved

2024-10-12

Palolo, Honolulu, HI, USA

(c) Mike Ross, some rights reserved (CC BY-NC)

2024-10-12

Hawaii, US

(c) Kevin Faccenda, some rights reserved (CC BY)

2024-03-23

Maui County, US-HI, US

(c) Susan Fawcett, some rights reserved (CC BY-NC)

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

Cite this specimen

Cladium mariscus. BISH 798541. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 5956531541. Accessed via explore.bishopmuseum.org/specimens/bish/798541.

Record sources

GBIF occurrence 5956531541 ↗
Data license: CC_BY_NC_4_0
Last harvested October 26, 2026