| 词条 | Melica racemosa |
| 释义 |
|image= |genus=Melica |species=racemosa |authority=Muhl. }}Melica racemosa is a species of grass that is endemic to South Africa.[1] DescriptionIt is perennial and caespitose with culms that are {{convert|30|–|60|cm}} long. The leaf sheaths are tubular and have closed at one end. The leaf blades are erect, flat and {{convert|4|–|30|cm}} long by {{convert|1.5|–|5|mm}} wide with smooth surfaces. The membraneis eciliate. It has an open, linear, and secund panicle which is {{convert|7|–|20|cm}} long. The main panicle branches are indistinct and almost racemose.[1] The spikelets are cuneate, solitary, and have fertile spikelets that are pediceled. It has an acute apex with a chartaceous fertile lemma with hairs that are {{cvt|2|mm}} long. The spikelets carry 2–3 sterile florets which are cuneate, clumped, and {{convert|2|mm}} long. Both the upper and lower glumes are elliptic, keelless, membranous, and have an acute apex. The lower glume is {{convert|4|–|8|mm}} long while the upper one is {{convert|5|–|9|mm}} long. Just like the lower glume, the fertile lemma is elliptic, keelless, and is 4–8 mm long. The sterile one though is glabrous.[1] The flowers are fleshy, oblong, truncate, have 2 lodicules and grow together. They have 3 anthers with fruits that are caryopsis. The fruit is also have additional pericarp with a linear hilum.[1] EcologyMelica racemosa grows on hills and mountain slopes. The flowers bloom from September to April.[2]References1. ^1 2 3 {{cite web|url=http://www.kew.org/data/grasses-db/www/imp06179.htm|author=W.D. Clayton |author2=M. Vorontsova |author3=K.T. Harman |author4=H. Williamson |title=Melica racemosa|publisher=GrassBase|work=The Board of Trustees, Royal Botanic Gardens|place=Kew|date=November 16, 2012|accessdate=June 21, 2013}} {{Taxonbar|from=Q13932693}}2. ^{{cite journal|author=Gibbs-Russell, G.E. |author2=L. Watson |author3=M. Koekemoer |author4=L. Smook |author5=N.P. Barkwrt |author6=H.M. Anderson |author7=M.J. Dallwitz |year=1991|title=Grasses of Southern Africa|work=Memoirs of the Botanical Survey of South Africa|issue=58|publisher=National Botanical Gardens, Botanical Research Institute|place=South Africa}} 3 : Melica|Endemic flora of South Africa|Flora of Africa |
| 随便看 |
|
开放百科全书收录14589846条英语、德语、日语等多语种百科知识，基本涵盖了大多数领域的百科知识，是一部内容自由、开放的电子版国际百科全书。