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Cyperus sanguinolentus

Vahl (1805)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Monocots Order: Poales Family: Cyperaceae Genus: Cyperus

Description

Key Characters:

Growth Form:

Stems:

Roots:

Leaves:

Flowers:

Fruit:

Ploidy:

Habitat:

Elevation Range:

Historical Distribution

Synonyms (62)

Cyperus albidus Lam. (1791)
Cyperus areolatus R.Br. (1810)
Cyperus atratus Steud. (1854)
Cyperus concolor Steud. (1854)
Cyperus eragrostis Vahl (1805)
Cyperus eragrostis f. melanocephalus (Boeckeler) Valck.Sur. (1898)
Cyperus eragrostis var. cyrtostachys Miq. (1856)
Cyperus eragrostis var. flaccidulus Boeckeler (1868)
Cyperus eragrostis var. humilis Miq. (1856)
Cyperus eragrostis var. melanocephalus Boeckeler (1868)
Cyperus eragrostis var. micronux C.B.Clarke (1884)
Cyperus eragrostis var. microstachyus Boeckeler (1868)
Cyperus eragrostis var. minor Ewart (1931)
Cyperus eragrostis var. pauperita J.M.Black (1924)
Cyperus erythraeus Schrad. (1824)
Cyperus flavescens f. rubromarginatus (Schrenk) Regel (1861)
Cyperus flavescens var. rubromarginatus Schrenk ex Fisch. & C.A.Mey. (1841)
Cyperus korshinskyi Meinsh. (1901)
Cyperus levis F.Muell. ex C.B.Clarke (1884)
Cyperus louisianensis Thieret (1977)
Cyperus melanocephalus Miq. (1856)
Cyperus neurotropis Steud. (1842)
Cyperus pumilus Rottb. (1773)
Cyperus rehmannii Boiss. (1882)
Cyperus rubromarginatus (E.G.Camus) Drobow (1923)
Cyperus sanguindentus
Cyperus sanguinolentus f. cyrtostachys (Miq.) Kük. (1936)
Cyperus sanguinolentus f. flaccidulus (Boeckeler) Kük. (1936)
Cyperus sanguinolentus f. humilis (Miq.) Kük. (1936)
Cyperus sanguinolentus f. melanocephalus (Miq.) Kük. (1936)
Cyperus sanguinolentus f. neurotropis (Steud.) Kük. (1936)
Cyperus sanguinolentus f. rubromarginatus (Schrenk) Kük. (1936)
Cyperus sanguinolentus f. setaceus Kük. (1936)
Cyperus sanguinolentus subsp. cyrtostachys (Miq.) J.Kern (1954)
Cyperus sanguinolentus subsp. melanocephalus (Miq.) J.Kern (1954)
Cyperus sanguinolentus subsp. nairobiensis (Lye) Lye (1983)
Cyperus sanguinolentus subsp. sacer Korlahalli (1968)
Cyperus sanguinolentus subsp. teysmannii (Boeckeler) J.Kern (1954)
Cyperus sanguinolentus var. areolatus (R.Br.) Kük. (1936)
Cyperus sanguinolentus var. korshinskyi (Meinsh.) Kük. (1936)
Cyperus sanguinolentus var. micronux (C.B.Clarke) Kük. (1936)
Cyperus sanguinolentus var. teysmannii (Boeckeler) Kük. (1936)
Cyperus teysmannii Boeckeler (1875)
Pycreus albidus (Lam.) M.R.Almeida (2009)
Pycreus albidus subsp. melanocephalus (Miq.) M.R.Almeida (2009)
Pycreus eragrostis Palla (1909)
Pycreus korshinskyi (Meinsh.) V.I.Krecz. (1937)
Pycreus rubromarginatus E.G.Camus (1910)
Pycreus sanguindentus
Pycreus sanguinolentus (Vahl) Nees (1834)
Pycreus sanguinolentus f. humilis (Miq.) L.K.Dai (1961)
Pycreus sanguinolentus f. melanocephalus (Miq.) L.K.Dai (1961)
Pycreus sanguinolentus f. rubromarginatus (Schrenk) L.K.Dai (1961)
Pycreus sanguinolentus subsp. cyrtostachys (Miq.) Karthik. (1989)
Pycreus sanguinolentus subsp. melanocephalus (Miq.) Karthik. (1989)
Pycreus sanguinolentus subsp. micronux (C.B.Clarke) H.B.Naithani & S.Biswas (1990)
Pycreus sanguinolentus subsp. nairobiensis Lye (1981)
Pycreus sanguinolentus subsp. sacer (Korlahalli) Karthik. (1989)
Pycreus sanguinolentus subsp. teysmannii (Boeckeler) Wad.Khan (2014)
Pycreus sanguinolentus var. cyrtostachys (Miq.) L.K.Dai (1977)
Pycreus sanguinolentus var. micronux (C.B.Clarke) Karthik. (1989)
Pycreus sanguinolentus var. typicus Domin (1915)

Uses and Culture

USES

Natural History

Statewide Status

Naturalized

Island Status

O'ahu Naturalized
Hawai'i Naturalized

Dispersal Agents


Pollinators

Bibliography

Name Published In: Enum. Pl. Obs. 2: 351 (1805)

Other References

Wagner et al. 1990:1427 (H [as Pycreus sanguinolentus]); Tucker 1994:66/Herbst & Wagner 1999:20/Wagner & Herbst 1999:1901 (Syn. P. sanguinolentus = C. sanguinolentus); Frohlich & Lau 2008:5 (O)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Cyperus sanguinolentus Puna Dist.; Volcano Village Dump Disturbed area. Preserved_Specimen Wagner, W.L. 5979 Hawaii BISH 1988-03-13
2 Cyperus sanguinolentus Surety Ranch LLC Stock Ponds, Kohala, Big Island, Hawaii Mucky, spring fed, cow manure, wet patch with Persicaria punctata, Cyperus sp., Fire weed, Commelina diffusa, Cuphea carthagenensis, and clover weed. Preserved_Specimen Spikey sedge, clumping, black to dark brown spikelets in dense clusters, with white feather-like markings. Crago, L.M. 2005116 Hawaii BISH 2005-03-20
3 Cyperus sanguinolentus Kona; mauka of Captain Cook In marshy pasture. Preserved_Specimen Degener, O. 20251 Hawaii BISH 1949-08-16
4 Cyperus sanguinolentus Morgan Toledo Taro Farm, Waipio Valley, Big Island, Hawaii Growing with the Cyperus haspan, in wet ruts next to stream at the backside of the property. Preserved_Specimen Delicate sedge, compact inflorescence, dark brown to black spikelets with white feather-like markings. Crago, L.M. 2005104 Hawaii BISH 2005-03-19
5 Cyperus sanguinolentus Puna, ainaloa, Menehune Drive and Ainaloa Drive. Sunny, moist, occasionally mowed roadside. Rather common on disturbed roadside, rhizomatous. Preserved_Specimen Faccenda, K. 3582 Hawaii BISH 2024-07-08
6 Cyperus sanguinolentus On Bishop Estate land above Kahaluu Forest Reserve. overcast, rainy. Common. Preserved_Specimen Herbst, D.R. 178 Hawaii BISH 1966-08-06
7 Cyperus sanguinolentus Laupahoehoe, Hamakua Coast open forest of tall Metrosideros with an undergrowth of Athyrium sandwichianum. Preserved_Specimen Herbst, D.R. 1854 Hawaii BISH 1970-07-22
8 Cyperus sanguinolentus Kona; mauka of Captain Cook In marshy pasture. Preserved_Specimen Degener, O. 20251 Hawaii BISH 1949-08-16
9 Cyperus sanguinolentus Jeep rd to head of Honokane Gulch complex, N of Kahua Ranch, Kohala Mts Preserved_Specimen Wentworth, J.O. 11 Hawaii BISH 1969-10-10
10 Cyperus sanguinolentus Near the Kilauea Forest boundary in Keauhou Ranch, Kau District Collected in a boggy area within a Pennisetum clandestinum dominant pasture with scattered coppices of Metrosideros and Acacia. Preserved_Specimen Clarke, G. 484 Hawaii BISH 1980-07-22
11 Cyperus sanguinolentus Puna Dist.; Volcano transfer dump Preserved_Specimen Herbst, D.R. 5534 Hawaii BISH 1975-10-23
12 Cyperus sanguinolentus S Kohala District, along Upper Hamakua Ditch Trail Preserved_Specimen Oppenheimer, H.L. 70132 Hawaii BISH 2001-07-28
13 Cyperus sanguinolentus Kaala by parking spot outside bog fence Preserved_Specimen Ching, S. 55 Oahu BISH 2007-04-03
14 Cyperus sanguinolentus Wailuku River Preserved_Specimen Adee, K.T. Hawaii BISH
15 Cyperus sanguinolentus South Hilo District, Waiakea. Collected along Stainback Highway corridor Preserved_Specimen Funk, E.J. Hawaii BISH 1999-04-23
16 Cyperus sanguinolentus Alakahi Ditch Trail, Kohala, about 1 mile beyond the last rain gage (at end of road). Preserved_Specimen Herbst, D.R. 223 Hawaii BISH 1966-08-09
17 Cyperus sanguinolentus Keauhou Ranch, Kilauea Forest Reserve boundary road Trailside in pastureland Preserved_Specimen Cuddihy, L.W. 53 Hawaii BISH 1979-12-18
18 Cyperus sanguinolentus North Honaunau along wet roadside, by gate. Preserved_Specimen Herbst, D.R. 1698 Hawaii BISH 1970-07-06
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