Andropterum Stapf
  • D.Oliver & auct. suc. (eds.), Fl. Trop. Afr. 9: 38 (1917) 


Notes: Distribution: Tanzania to S. Trop. Africa

General Description

HABIT Perennial. Culms decumbent; 30-80 cm long; rooting from lower nodes. Ligule a fringe of hairs. INFLORESCENCE Inflorescence composed of racemes; terminal and axillary. Racemes single. Rhachis fragile at the nodes; semiterete. Rhachis internodes cuneate. Rhachis internode tip transverse; cupuliform. Spikelets squeezed between internode and pedicel; in pairs. Fertile spikelets sessile; 1 in the cluster. Companion sterile spikelets pedicelled; 1 in the cluster. Pedicels cuneate. STERILE SPIKELETS Companion sterile spikelets well-developed; deciduous with the fertile. FERTILE SPIKELETS Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets lanceolate; laterally compressed; 5-8 mm long; falling entire; deciduous with accessory branch structures. Spikelet callus pilose; base obtuse; inserted. GLUMES Glumes exceeding apex of florets; firmer than fertile lemma. Lower glume lanceolate; cartilaginous; 2-keeled. Lower glume intercarinal veins absent. Lower glume surface deeply depressed. Lower glume apex acute. Upper glume ovate; cartilaginous; 1-keeled; winged on keel; 7 -veined. Upper glume apex truncate. FLORETS Basal sterile florets male; with palea. Lemma of lower sterile floret oblong; hyaline; 3 -veined; acute. Fertile lemma oblong; hyaline; without keel; 3 -veined. Lemma apex lobed; 2 -fid; incised 0.33 of lemma length; awned; 1 -awned. Principal lemma awn from a sinus; geniculate. Palea hyaline; 2 -veined. DISTRIBUTION Africa.

Distribution Map

 
  • Native distribution
Found in
  • Africa East Tropical Africa Tanzania
  • South Tropical Africa Malawi
  • Mozambique
  • Zambia
  • Zimbabwe
  • West-Central Tropical Africa Burundi

  Bibliography

  • 1 Govaerts, R. (1995). World Checklist of Seed Plants 1(1, 2): 1-483, 1-529. MIM, Deurne.

 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.