Pacific Island Ecosystems at Risk (PIER)

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Melica transsilvanica
Schur, Poaceae
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Present on Pacific Islands?  no

Primarily a threat at high elevations?  no

Risk assessment results:  High risk, score: 7 (Go to the risk assessment)

Common name(s): [more details]

Chinese: de lan chou cao

Habit:  grass

Description:  "Perennial; caespitose. Rhizomes elongated. Culms erect; 40-90 cm long. Leaf-sheaths tubular for much of their length; with 1 of their length closed. Ligule an eciliate membrane; 0.5 mm long. Leaf-blades convolute; 10-15 cm long; 2-4 mm wide. Leaf-blade surface scaberulous; rough on both sides.  Inflorescence a panicle.  Panicle open; linear; dense; 4-7 cm long; 1.5 cm wide.  Spikelets solitary. Fertile spikelets pedicelled. Pedicels 1-5 mm long.  Spikelets comprising 1 fertile florets; with diminished florets at the apex. Spikelets oblong; laterally compressed; 6 mm long; breaking up at maturity; disarticulating below each fertile floret.  Glumes persistent; similar; reaching apex of florets, or exceeding apex of florets; thinner than fertile lemma. Lower glume oblong; 2-3 mm long; 0.4-0.5 length of upper glume; membranous; without keels; 5 -veined. Lower glume apex erose; obtuse. Upper glume oblong; 5-6 mm long; 1-1.1 length of adjacent fertile lemma; membranous; without keels; 5 -veined. Upper glume apex erose; obtuse.  Florets: Fertile lemma elliptic; 5 mm long; chartaceous; without keel; 7-9 -veined. Lemma margins ciliate. Lemma apex obtuse. Palea 2 -veined. Apical sterile florets 2-3 in number; barren; in a clump; cuneate.  Lodicules 2; united; oblong; fleshy; truncate. Anthers 3.  Caryopsis with adherent pericarp. Hilum linear"  (GrassBase).

Habitat/ecology:  In China, "deciduous broad-leaved forests, hills in steppe, dry places; 800-2000 m"  (Flora of China online).

Propagation:  Seed

Native range:  Europe and Asia (GrassBase).

Presence:

Pacific Rim
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
China
China
China (People's Republic of) native
Zhengyi, Wu/Raven, Peter H./Deyuan, Hong (2013)

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

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

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

References:

Zhengyi, Wu/Raven, Peter H./Deyuan, Hong. 2013. Flora of China (online resource).


Need more info? Have questions? Comments? Information to contribute? Contact PIER! (pier@hear.org)

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This page was created on 26 NOV 2008 and was last updated on 6 DEC 2008.