Ottochloa nodosa (Kunth) Dandy, Poaceae

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Present on Pacific Islands?  no

Primarily a threat at high elevations?  no

Other Latin names:  Panicum nodosum Kunth

Common name(s): [more details]

Chinese: lu zi cao

English: short-glumed panic, slender panic grass

Habit:  grass

Description:  "Decumbent perennial, up to ca 45 cm tall, rooting at lower nodes; culms usually unbranched, nodes glabrous or with few hairs.  Leaf sheaths glabrous except for ciliate margin; ligules short; leaf blades linear or linear-ovate, 1.8-15 cm x 0.2-0.9 cm, glabrous or with few hairs at base.  Panicles up to ca 20 cm long, primary branches 4-12, lower ones up to ca 15 cm long, usually with secondary branching, these usually with several spikelets; spikelets ca 3-3.5 mm long; lower glume ca 1/3-1/2 as long as spikelet, glabrous, upper glume ca 1/2-2/3 as long as spikelet; lower floret with lemma glabrous; upper floret glabrous" (Stanley and Ross, 1989; vol. 3, p. 227).

Description from GrassBase.

Habitat/ecology:  "Usually in shady places" (Stanley and Ross, 1989; vol. 3, p. 227).

Propagation:  Seed, rooting from lower nodes.

Native range:  Africa, Asia and Australia (Queensland) (GRIN).

Presence:

Pacific
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
Papua New Guinea Papua New Guinea (eastern New Guinea Island)	Papua New Guinea (eastern New Guinea Island)	native	Henty, E. E. (1969) (p. 137) Forest and forest margins.
Philippines Philippine Islands	Philippine Islands	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)

Pacific Rim
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
Australia Australia (continental)	Queensland	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)
Cambodia Cambodia	Cambodia (Kingdom of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)
China China	China (People's Republic of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)
Indonesia Indonesia	Indonesia (Republic of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)
Malaysia Malaysia	Malaysia (country of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)
Mexico Mexico	Mexico (United Mexican States)		Hafliger, Ernst/Scholz, Hildemar (1980) (p. 74)
Singapore Singapore	Singapore (Republic of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)
Singapore Singapore	Singapore (Republic of)	native	Chong, Kwek Yan/Tan, Hugh T. W./Corlett, Richard T. (2009) (p. 65) Common
Taiwan Taiwan	Taiwan Island	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)
Thailand Thailand	Thailand (Kingdom of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)
Vietnam Vietnam	Vietnam (Socialist Republic of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)

Additional information:
Additional online information about Ottochloa nodosa is available from the Hawaiian Ecosystems at Risk project (HEAR).

Information about Ottochloa nodosa as a weed (worldwide references) may be available from the Global Compendium of Weeds (GCW).

Taxonomic information about Ottochloa nodosa may be available from the Germplasm Resources Information Network (GRIN).

References:

Chong, Kwek Yan/Tan, Hugh T. W./Corlett, Richard T. 2009. A checklist of the total vascular plant flora of Singapore: native, naturalised and cultivated species. Raffles Museum of Biodiversity Research, National University of Singapore. 273 pp.

Hafliger, Ernst/Scholz, Hildemar. 1980. Grass weeds, vol. 1. CIBA-GEIGY Ltd., Basle, Switzerland. 142 pp. + plates.

Henty, E. E. 1969. A manual of the grasses of New Guinea. Department of Forests, Division of Botany, Botany Bull. No. 1. Lae, New Guinea. 215 pp.

Stanley, T. D./Ross, E. M. 1989. Flora of south-eastern Queensland. Queensland Department of Primary Industries, Misc. Pub. 81020. 3 Volumes.

U.S. Dept. Agr., Agr. Res. Serv. 2011. National Genetic Resources Program. Germplasm Resources Information Network (GRIN). Online searchable database.

Zhengyi, Wu/Raven, Peter H./Deyuan, Hong. 2011. Flora of China (online resource).