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词条 Melica animarum
释义

  1. Description

  2. Ecology

  3. References

{{Speciesbox
|image=
|genus=Melica
|species=animarum
|authority=Muj.-Sall. & M.Marchi
}}Melica animarum is a species of grass that is endemic to Sierra de las Ánimas in Uruguay.[1]

Description

The species have elongated rhizomes and erect culms which are {{convert|25|cm}} long. The leaf-blades are {{convert|9|–|10|cm}} long and {{convert|2|–|2.8|mm}} wide while their bottom is rough and scabrous. Their apex is acute and their margins are ciliated. It also has lacerated membrane which is {{convert|0.2|–|0.8|mm}} long. The panicle is contracted, linear, {{convert|7|–|10|cm}} long and {{convert|1|–|1.5|cm}} wide. The main panicle branches are whorled and are {{convert|5|cm}} long with scabrous axis.

Spikelets are solitary and obovate with fertile spikelets being pedicelled, pedicels of which are ciliated, curved, and filiformed. The spikelets have 2 fertile florets which are diminished at the apex. Both spikelets and lower glumes are {{convert|6|–|7.7|mm}} long. The upper glume is emarginated, lanceolated, membranous, is {{convert|6|-|7|mm}} long and 1.2 length of the top fertile lemma. Lemma is elliptic and have hairs which are {{convert|1|–|1.2|mm}} in length, while it margins are pilose. The bottom of the upper glume is scabrous while the lower glume bottom is either asperulous or smooth with a rough top. The lower glume by itself is elliptic just like lemma, and have erosed apex.

The species palea is elliptic too, is {{convert|4.8|–|5|mm}} long and have 2 veines. Paleas keels are ciliated and adorned. Flowers are fleshy, oblong, truncate, and grow together. They have 3 anthers each of which is {{convert|1.1|–|1.2|mm}} long.[2]

Ecology

Melica animarum can be found growing in dark soils and in stones. The Flowers blume only in November.[1]

References

1. ^{{cite book|author1=Salles, J.M.|author2=M.M. Narchi |lastauthoramp=yes |title=Melica animarum|year=2005|publisher=Novon |work=Dos especies nuevas género Melica L. (Poaceae: Meliceae) del Uruguay|volume=15|pages=338–342}}
2. ^{{cite web|url=http://www.kew.org/data/grasses-db/www/imp11096.htm|author1=W.D. Clayton |author2=M. Vorontsova |author3=K.T. Harman |author4=H. Williamson |title=Melica animarum|publisher=GrassBase|work=The Board of Trustees, Royal Botanic Gardens|location=Kew|date=November 16, 2012|accessdate=May 25, 2013}}
{{Taxonbar|from=Q13423981}}

2 : Melica|Flora of Uruguay

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