Heteranthoecia Stapf
  • Hooker's Icon. Pl. 30: t. 2927 (1911) 


Notes: Distribution: Trop. Africa

General Description

HABIT Annual. Culms 10-30 cm long; rooting from lower nodes. Ligule a fringe of hairs. Leaf-blades lanceolate; stiff. INFLORESCENCE Inflorescence composed of racemes. Racemes borne along a central axis; spreading, or deflexed; unilateral. Rhachis flattened; terminating in a barren extension; extension subulate. Spikelet packing abaxial; 2 -rowed. Spikelets solitary. Fertile spikelets sessile. FERTILE SPIKELETS Spikelets comprising 2 fertile florets; without rhachilla extension. Spikelets ovate; dorsally compressed; 1.7-2.3 mm long; breaking up at maturity; disarticulating below each fertile floret. GLUMES Glumes lower deciduous, upper persistent; shorter than spikelet; thinner than fertile lemma; gaping. Lower glume ovate; 1 length of upper glume; membranous; without keels; 3-7 -veined. Lower glume apex acute. Upper glume ovate; 0.7-0.8 length of adjacent fertile lemma; membranous; with hyaline margins; without keels; 3-7 -veined. Upper glume apex acute. FLORETS Fertile lemma ovate; chartaceous; without keel; 5 -veined. Lemma surface pubescent; with clavate hairs. Lemma apex obtuse. FLOWER Lodicules 2; fleshy. Anthers 3. FRUIT Caryopsis with adherent pericarp; obovoid; dorsally compressed. Hilum punctiform. DISTRIBUTION Africa.

Distribution Map

 
  • Native distribution
Found in
  • Africa East Tropical Africa Tanzania
  • Uganda
  • South Tropical Africa Angola
  • Zambia
  • West Tropical Africa Benin
  • Guinea
  • Liberia
  • Mali
  • Nigeria
  • Senegal
  • Sierra Leone
  • Togo
  • West-Central Tropical Africa Burundi
  • Cameroon
  • Central African Republic
  • Congo
  • Gabon
  • Zaire

  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.