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Lolium multiflorum

Lam. (1779)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Monocots Order: Poales Family: Poaceae Genus: Lolium

annual ryegrass, Italian ryegrass, ryegrass

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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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Synonyms (43)

Lolium ambiguum Desp. (1838)
Lolium aristatum (Willd.) Lag. (1816)
Lolium compositum Thuill. (1799)
Lolium elongatum Rouville (1853)
Lolium gaudinii Parl. (1850)
Lolium italicum A.Braun (1834)
Lolium italicum var. aristatum Alef. (1866)
Lolium italicum var. brachypodiatum Stebler & Schroet. (1895)
Lolium italicum var. ramosum Parn. (1845)
Lolium lesdainii Sennen (1928)
Lolium multiflorum f. microstachyum R.Uechtr. (1880)
Lolium multiflorum f. submuticum (Mutel) Anghel & Beldie (1972)
Lolium multiflorum subsp. gaudinii (Asch. & Graebn.) Schinz & R.Keller (1905)
Lolium multiflorum subsp. italicum (Husn.) Schinz & R.Keller (1905)
Lolium multiflorum subsp. ramosum (Guss.) Arcang. (1882)
Lolium multiflorum var. aristatum (Willd.) Gaudin (1828)
Lolium multiflorum var. brachypodiatum (Stebler & Schroet.) Asch. & Graebn. (1902)
Lolium multiflorum var. complanatum Mutel (1837)
Lolium multiflorum var. compositum (Thuill.) Steud. (1821)
Lolium multiflorum var. excelsum Griseb. (1846)
Lolium multiflorum var. gaudinii Asch. & Graebn. (1901)
Lolium multiflorum var. italicum (Husn.) Beck (1904)
Lolium multiflorum var. laeviculme Maire (1942)
Lolium multiflorum var. latifolium Maire (1942)
Lolium multiflorum var. longiaristatum Asch. & Graebn. (1902)
Lolium multiflorum var. muticum Mutel (1837)
Lolium multiflorum var. ramosum (Guss.) Arcang. (1882)
Lolium multiflorum var. scabrum De Lesd. (1934)
Lolium multiflorum var. siculum (Parl.) Maire (1941)
Lolium multiflorum var. submuticum Mutel (1837)
Lolium osiridis Fig. & Delile ex Rouville (1853)
Lolium perenne subsp. italicum Husn. (1899)
Lolium perenne subsp. multiflorum (Lam.) Husn. (1899)
Lolium perenne var. aristatum Vitman (1789)
Lolium perenne var. compositum (Thuill.) Mérat (1812)
Lolium perenne var. italicum Parn. (1842)
Lolium perenne var. multiflorum Bastard (1809)
Lolium scabrum J.Presl (1830)
Lolium siculum Parl. (1845)
Lolium temulentum Bertero ex Steud. (1841)
Lolium temulentum var. multiflorum (Lam.) Kuntze (1891)
Lolium temulentum var. ramosum Guss. (1827)
Lolium westerwoldicum Breakw. (1923)

Uses and Culture

USES

Natural History

Statewide Status

Naturalized

Island Status

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

Dispersal Agents

Wind
Other Animals

Pollinators

Bibliography

Name Published In: Fl. Franç. 3: 621 (1779)

Other References

Wagner et al. 1990:1561 (K, O, M, H); Herbst & Clayton 1998:29 (Mo); Herbst & Wagner 1999:28 (KEY); Faccenda & Sprague 2024:147 (L)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Lolium multiflorum Kaala Preserved_Specimen Takahama, T. Oahu BISH 1997-07-10
2 Lolium multiflorum Along Kunia Road. Preserved_Specimen Funk, E.J. Oahu BISH 1996-02-12
3 Lolium multiflorum Kokee Preserved_Specimen Duvel, A. Kauai BISH 1937-07-05
4 Lolium multiflorum N Kohala, Kahua Pasture. Preserved_Specimen Ewart III, G.R. 226 Hawaii BISH 1932-01-17
5 Lolium multiflorum Kilauea; Park residence street Preserved_Specimen Fagerlund, G.O. 670 Hawaii BISH 1943-07-07
6 Lolium multiflorum Parker Ranch, Paauhau no. 2 Preserved_Specimen Rock, J.F.C. 3179 Hawaii BISH 1909-07-01
7 Lolium multiflorum Near the ranch managers quarters of Keauhou Ranch, Kau district Growing in a Pennisetum clandestinum dominant pasture nexed to the ranch. Preserved_Specimen A conspicuous grass growing to 26. Clarke, G. 470 Hawaii BISH 1980-07-22
8 Lolium multiflorum Tantalus road between telephone road and the large parking lot for the Pu'u Ohia trail Wet ginger and invasive dominated area Preserved_Specimen One plant seen Faccenda, K. 2071 Oahu BISH 2021-08-01
9 Lolium multiflorum Hawaii Volcanoes National Park, Kipuka Nene In disturbed area around picnic shelter; associated with Metrosideros, Scaevola kilaueae, Andropogon virginicus and A. glomerata. Preserved_Specimen Herbst, D.R. 247 Hawaii BISH 1966-08-13
10 Lolium multiflorum Near Old Parker Ranch Headquarters In open pasture. Preserved_Specimen Whitney, L.D. 4139 Hawaii BISH 1936-04-06
11 Lolium multiflorum Kau, Kilauea, Hawaii National Park In open place Preserved_Specimen Hosaka, E.Y. 1401 Hawaii BISH 1936-07-03
12 Lolium multiflorum Waianae Range, Kolekole Pass Open hillside. Preserved_Specimen 0.25 m tall; erect. Lee, H.A. 291 Oahu BISH 1926-05-31
13 Lolium multiflorum Parker Ranch, Waikii Pasture. Preserved_Specimen Ewart III, G.R. 227 Hawaii BISH 1932-04-17
14 Lolium multiflorum Waianae Mts., Mt. Kaala, summit Occasional in waste places near Army installations. Preserved_Specimen Hatheway, W.H. 340 Oahu BISH 1950-09-10
15 Lolium multiflorum East Maui, Makawao District, Kahakapao, In pasture. Preserved_Specimen Naturalized. Oppenheimer, H.L. 50738 Maui BISH 2007-05-29
16 Lolium multiflorum Schofield Barracks Weed on edge of cane field. Preserved_Specimen Hitchcock, A.S. 13917 Oahu BISH 1916-06-30
17 Lolium multiflorum Kahiliholo Rd about 800 S. of Rt 56. Roadside, moist, sunny Preserved_Specimen Uncommon, clump forming grass Faccenda, K. 2434 Kauai BISH 2022-05-30
18 Lolium multiflorum Kaloko Mauka, North Kona Along road verges. Preserved_Specimen Coarse bunch grass. Nagata, K.M. 2120 Hawaii BISH 1980-08-31
19 Lolium multiflorum Keokea, Thompson Rd. ca. 1.5 km S of Keokea Moist, mowed roadside area with Kikuyu grass Preserved_Specimen Rare, only a few clumps seen in area Faccenda, K. 2807 Maui BISH 2022-10-26
20 Lolium multiflorum Parker Ranch, Waikii Preserved_Specimen Growing up through pile of brush. Ewart III, G.R. 228 Hawaii BISH 1932-04-17
21 Lolium multiflorum Waimea District. Along Highway 550 just north of the Honopu Ridge trail. Approximately 25 plants along roadside, soil appears recently disturbed from road maintenance activity. Preserved_Specimen Erect grass approxametly 70 cm., somewhat clumping in habit; leaves medium green, leaf margins flat; florets tinged purple; inflorescence erect. Brock, K. 890 Kauai BISH 2016-06-23
22 Lolium multiflorum Highway 11, 50-51 mile marker, Kau District, alongside road Along the highway, dry open distrubed, mixed with other non-native plant species. Preserved_Specimen perennial ascending culms, appearance like L. multiflorum spikelets more terminally condensed on the rachis. Bio, K.F. 10027 Hawaii BISH 2001-06-04
23 Lolium multiflorum near the ranch manager's quarters of Keauhou Ranch, Kau District OBSERVATION Curtis Daehler Hawaii HAPI 3/25/2007
24 Lolium multiflorum Lawn along Kahala ave, E of Diamond head Lawn, sunny Preserved_Specimen Local patch with other weeds Faccenda, K. 1775 Oahu BISH 2021-05-08
25 Lolium multiflorum Waimea Dist., Kokee State Park, Makaha Ridge road ca .8 mile from junction with Hwy 550 Grass sown along roadside to curb erosion. Preserved_Specimen Flynn, T.W. 3254 Kauai BISH 1989-01-02
26 Lolium multiflorum Waikii Edges of cornfields. Preserved_Specimen Judd Jr., A.F. 3461 Hawaii BISH 1928-07-21
27 Lolium multiflorum near the ranch manager's quarters of Keauhou Ranch, Kau District In a Pennisetum clandestinum dominant pasture next to the ranch house. Infrequent in the pasture. Preserved_Specimen A conspicuous grass growing to 26 inches Clarke, G. 470 Hawaii BISH 1980-07-22
28 Lolium multiflorum S. Kohala, Waikii, Aalii paddock Preserved_Specimen Abundant, growing nicely. Hosaka, E.Y. 2077 Hawaii BISH 1938-05-24
29 Lolium multiflorum Waimea Drainage Basin, West side Preserved_Specimen Forbes, C.N. 1051 Kauai BISH 1917-07-03
30 Lolium multiflorum Parker Ranch, Waikii Preserved_Specimen Growing up through pile of brush. Ewart III, G.R. 228 Hawaii BISH 1932-04-17
31 Lolium multiflorum Oahu Preserved_Specimen Gustine, J. 49 Oahu BISH 2007-04-24
32 Lolium multiflorum Parker Ranch, Paauhau no. 2 Preserved_Specimen Rock, J.F.C. 3183 Hawaii BISH 1909-07-01
33 Lolium multiflorum Kilauea Preserved_Specimen Fagerlund, G.O. 605 Hawaii BISH 1943-06-01
34 Lolium multiflorum Kilauea; Park residence street Preserved_Specimen Fagerlund, G.O. 598 Hawaii BISH 1943-05-31
35 Lolium multiflorum Poholua Preserved_Specimen Forbes, C.N. 99 Molokai BISH 1912-06-01
36 Lolium multiflorum Waiakoa, Dr. Cooke's place Preserved_Specimen Whitney, L.D. 4483 Maui BISH 1937-04-17
37 Lolium multiflorum Waialae Iki Preserved_Specimen Forbes, C.N. 2426 Oahu BISH 1917-02-28
38 Lolium multiflorum Waiki, Mauna Kea Preserved_Specimen Rock, J.F.C. 8710 Hawaii BISH 1910-06-01
39 Lolium multiflorum East Maui, Makawao District, Kahakapao, along rd to Piiholo Water Treatment facility Preserved_Specimen Oppenheimer, H.L. 50218 Maui BISH 2002-05-25
40 Lolium multiflorum Waiakoa, Dr. C. M. Cooke's place Preserved_Specimen Hosaka, E.Y. 1827 Maui BISH 1937-04-13
41 Lolium multiflorum East Maui, Haleakala Crater at Paliku Cabin Preserved_Specimen Haus, B. 1926 Maui BISH 1997-05-27
42 Lolium multiflorum East Maui, Haleakala National Park North edge of Visitor center Parking Garage. Preserved_Specimen (Not on sheet) Maui BISH 1994-07-19
43 Lolium multiflorum Humuula Preserved_Specimen Hosaka, E.Y. Hawaii BISH 1953-07-20
44 Lolium multiflorum Shipman Dairy, Olaa Preserved_Specimen Yamayoshi, H. Hawaii BISH 1944-06-09
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