Cyphochlaena Hack.
  • Oesterr. Bot. Z. 51: 465 (1901) 


Notes: Distribution: Comoros, Madagascar

General Description

HABIT Annual. Culms decumbent (1), or prostrate (1); 10-40.5-60 cm long. Lateral branches ample (1/1). Ligule a ciliate membrane. Leaf-blades lanceolate (1), or oblong (1), or ovate (1). Leaf-blade venation with obscure cross veins. INFLORESCENCE Inflorescence composed of racemes. Racemes borne along a central axis; erect (1), or ascending; unilateral. Rhachis angular. Spikelets in pairs. Fertile spikelets pedicelled; 1 in the cluster. Companion sterile spikelets sessile; 1 in the cluster. Pedicels oblong. STERILE SPIKELETS Companion sterile spikelets represented by single glumes, or rudimentary, or well-developed; separately deciduous. Companion sterile spikelet glumes awned (1/1). FERTILE SPIKELETS Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets obovate; laterally compressed; 1.3-1.925-2.5 mm long; falling entire. GLUMES Glumes reaching apex of florets; firmer than fertile lemma. Lower glume linear (1), or ovate (1); membranous; without keels; 1 -veined. Lower glume lateral veins absent. Lower glume apex acute (1), or attenuate (1); awned. Upper glume lanceolate (1), or oblong (1), or ovate (1); indurate; 1-keeled; 3 -veined (1/1). Upper glume apex obtuse (1), or acute (1). FLORETS Basal sterile florets male, or barren; with palea. Lemma of lower sterile floret oblate; indurate; acute (1/1). Fertile lemma ovate; laterally compressed; not gibbous (1), or gibbous (1); hyaline; keeled; 0 -veined (1), or 3 -veined (1). Palea hyaline; 3 -veined (1/1); without keels. FLOWER Anthers 3 (1/1). FRUIT Caryopsis with adherent pericarp (1/1). DISTRIBUTION Africa.

Distribution Map

 
  • Native distribution
Found in
  • Africa Western Indian Ocean Comoros
  • Madagascar

  Bibliography

  • 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
http://www.kew.org/data/grasses-db/
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
http://e-monocot.org
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
http://apps.kew.org/wcsp/
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.