Tetrachaete Chiov. ex P.R.Pirotta
  • Annuario Reale Ist. Bot. Roma 8: 28 (1903) 

General Description

HABIT Annual. Culms decumbent; 4-25 cm long; wiry. Ligule a ciliate membrane. INFLORESCENCE Inflorescence composed of racemes; subtended by a spatheole; embraced at base by subtending leaf. Racemes borne along a central axis; in a multilateral false spike; oblong; bearing few fertile spikelets; bearing 2 fertile spikelets on each. Rhachis obsolete; deciduous from axis. Spikelets in pairs. Fertile spikelets sessile; 2 in the cluster. FERTILE SPIKELETS Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets cuneate; laterally compressed; 3-4 mm long; falling entire; deciduous with accessory branch structures. GLUMES Glumes collateral; exceeding apex of florets. Lower glume subulate; 1 length of upper glume. Lower glume surface villous. Upper glume subulate. Upper glume surface villous. FLORETS Fertile lemma ovate; gibbous; coriaceous; keeled; 3 -veined. Lemma midvein ciliate. Lemma margins ciliate. Lemma apex acute; awned; 1 -awned. Palea 1 length of lemma; coriaceous; 2 -veined. FLOWER Anthers 3. FRUIT Caryopsis with adherent pericarp; obovoid; isodiametric; trigonous. DISTRIBUTION Africa, or Temperate Asia.


  • 1 Govaerts, R.H.A. (2011). World checklist of selected plant families published update. Facilitated by the Trustees of the Royal Botanic Gardens, Kew.

 Information From

GrassBase - The Online World Grass Flora
Clayton, W.D., Vorontsova, M.S., Harman, K.T. and Williamson, H. (2006 onwards). GrassBase - The Online World Grass Flora. http://www.kew.org/data/grasses-db.html. [accessed 24 January 2012; 14:30 GMT]
  • A © Copyright The Board of Trustees, Royal Botanic Gardens, Kew.
eMonocot. (2010, 1st November). Retrieved Wednesday, 8th February, 2012, from http://e-monocot.org.
  • B Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
World Checklist of Selected Plant Families
WCSP 2014. 'World Checklist of Selected Plant Families. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; http://apps.kew.org/wcsp/ Retrieved 2011 onwards
  • C See http://kew.org/about-kew/website-information/legal-notices/index.htm You may use data on these Terms and Conditions and on further condition that: The data is not used for commercial purposes; You may copy and retain data solely for scholarly, educational or research purposes; You may not publish our data, except for small extracts provided for illustrative purposes and duly acknowledged; You acknowledge the source of the data by the words "With the permission of the Trustees of the Royal Botanic Gardens, Kew" in a position which is reasonably prominent in view of your use of the data; Any other use of data or any other content from this website may only be made with our prior written agreement.