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Cyperus gracilis

R.Br. (1810)

This name is accepted

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

mau‘u hunehune [mauu hunehune], Mccoy grass

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Description

Key Characters:

Growth Form:

Stems:

Roots:

Leaves:

Flowers:

Fruit:

Ploidy:

Habitat:

Elevation Range:

Historical Distribution

Images

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Uses and Culture

USES

Natural History

Statewide Status

Naturalized

Island Status

Kaua'i Naturalized
O'ahu Naturalized
Molokai Naturalized
Lana'i Naturalized
Kaho'olawe Naturalized
Maui Naturalized
Hawai'i Naturalized

Dispersal Agents


Pollinators

Bibliography

Name Published In: Prodr. Fl. Nov. Holland.: 213 (1810)

Other References

Wagner et al. 1990:1396 (K, O, M); Hughes 1995:3 (Mo); Oppenheimer & Bartlett 2002:7 (L); Starr et al. 2003:27 (H); Staples & Herbst 2005:656 (KEY, DESCR); Starr & Starr 2011:25 (Ka)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Cyperus gracilis Honolulu Preserved_Specimen Meebold, A. 24959 Oahu BISH 1935-10-01
2 Cyperus gracilis East Maui, Makawao District, Auwahi, along Piilani Hwy below Puumahoe Preserved_Specimen Wagner, W.L. 5805 Maui BISH 1988-03-04
3 Cyperus gracilis West Maui, Lahaina District, Kahana, N side of Pohakuka'anapali Gulch. Preserved_Specimen Weed in yard. Oppenheimer, H.L. 121803 Maui BISH 2018-12-17
4 Cyperus gracilis Diamond Head Beach Near beach. Preserved_Specimen Neal, M.C. Oahu BISH 1929-07-20
5 Cyperus gracilis Lyon Arboretum, Harrison Area, by old stable site Semi-shady, wet. Preserved_Specimen Baker, R.F. 90 Oahu BISH 1975-04-25
6 Cyperus gracilis Lawai Valley, PTBG Bamboo Bridge area Preserved_Specimen Flynn, T.W. 620 Kauai BISH 1983-10-03
7 Cyperus gracilis Honolulu, corner Victoria & Green Sts, Phillip's Commercial School Preserved_Specimen Illingworth, J.F. Oahu BISH 1936-07-01
8 Cyperus gracilis Kailua, from Betty and Roy Hughes' yard Preserved_Specimen Hughes, E. Oahu BISH 1987-04-27
9 Cyperus gracilis Hilo Preserved_Specimen Meebold, A. Hawaii BISH 1932-05-01
10 Cyperus gracilis Honolulu, Alexander & Baldwin building Preserved_Specimen Wilder, G.P. Oahu BISH 1931-03-24
11 Cyperus gracilis In Betty Suenaga's yard Preserved_Specimen Suenaga, B. Oahu BISH 1985-06-24
12 Cyperus gracilis Foster Park Preserved_Specimen Caum, E.L. Oahu BISH 1935-11-19
13 Cyperus gracilis Lanai City Common in lawns. Preserved_Specimen Oppenheimer, H.L. 109912 Lanai BISH 1999-10-24
14 Cyperus gracilis University Ave, Honolulu Preserved_Specimen St.John, H. 11624 Oahu BISH 1932-04-16
15 Cyperus gracilis Lyon Arboretum, Harrison Area, by old stable site Semi-shady, wet. Preserved_Specimen Baker, R.F. 90 Oahu BISH 1975-04-25
16 Cyperus gracilis Ho'olehua, Intersection of Rt 482 and Ala Elua St Shady, moist roadside Preserved_Specimen Common in this area, only seen in shaded, protected sites. Most florets viviparous. Caespitose Faccenda, K. 2929 Molokai BISH 2022-12-27
17 Cyperus gracilis Honolulu, UH Manoa campus Common. Dry lawn especially under trees. Preserved_Specimen Tufted herb. Flower green. Swarbrick, J.T. 29 Oahu BISH 1976-01-04
18 Cyperus gracilis Tantalus Dr., .3mi above housing development Roadside weed, area generally pretty dry, but this plant was growing in moisture areas Preserved_Specimen Locally abundant Faccenda, K. 1668 Oahu BISH 2020-08-10
19 Cyperus gracilis East Maui, Makawao District, Kanaio NAR In local sunny areas of grass on aa, remnant Dry Forest. Preserved_Specimen Oppenheimer, H.L. 50644 Maui BISH 2006-05-24
20 Cyperus gracilis Kamalo, Ka Pu Lei Ranch. Kukui-Java plum forest. Preserved_Specimen Occasional slender, erect grass, 3 dm tall. Cultivated groundcover. Hughes, G.D. 18 Molokai BISH 1992-02-14
21 Cyperus gracilis N rim of Lua Makika Patch few meters on a side; grasses, Dodonaea viscosa, Santalum ellipticum, Melinis repens Preserved_Specimen Starr, F. 8020901 Kahoolawe BISH 2008-02-09
22 Cyperus gracilis East Maui, Hana District, Lualailua Quad, Lualailua Hills This plant forms broad colonies on the fog and windswept ridges in abandoned pastures E of the Lualailua Hills. It grows through the kikuyu grass mat. Preserved_Specimen Notice the vivparous heads. Funk, E.J. 0.16 Maui BISH 1994-10-31
23 Cyperus gracilis Ulupalakua, adjacent to Tedeschi Winery, NW of Puu Mahoe Open mesic slope with overstory of Acacia mearnsii, Grevillea robusta, Cinnamomum camphora; shrub layer of Schinus terebinthifolius, Lantana camara, Psidium; groundcover dominated by Bryophyllum pinnatum. Preserved_Specimen Common rank understory grasslike sedge, growing in mats. Imada, C. 200230 Maui BISH 2002-07-16
24 Cyperus gracilis Honolulu District, UH campus, behind Frear Hall Shaded top of bank along Manoa Stream. Preserved_Specimen Herbst, D.R. 312 Oahu BISH 1967-02-18
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