Cyrtochloa S.Dransf.
  • Kew Bull. 53: 861 (1998 publ. 1999) 


Notes: Distribution: Philippines

General Description

HABIT Perennial. Rhizomes short; pachymorph. Culms erect (5/5), or geniculately ascending (1/5), or scandent (4/5); 100-664.8-1040 cm long; woody. Culm-internodes terete. Culm-nodes swollen (1/1). Lateral branches dendroid. Branch complement several (3/3), or many (1/3); with 1 branch dominant (3/3). Culm-sheaths persistent (3/3); auriculate (4/4). Culm-sheath blade ovate (2/4), or triangular (2/4); cordate (2/2). Leaf-sheath auricles absent (2), or falcate (5). Ligule an eciliate membrane (1), or a ciliolate membrane (3), or a ciliate membrane (3). Leaf-blade base with a brief petiole-like connection to sheath. Leaf-blades lanceolate; herbaceous (5), or coriaceous (2); stiff (1), or firm (6). Leaf-blade margins unthickened (1/2), or cartilaginous (2/2). INFLORESCENCE Synflorescence bractiferous; clustered at the nodes; in globose clusters (1), or oblong clusters (5), or untidy tufts (1); with glumaceous subtending bracts (4), or spathaceous subtending bracts (4); with axillary buds at base of spikelet; leafless between clusters (4/5), or leafless between branches (1/5). Fertile spikelets sessile. FERTILE SPIKELETS Spikelets comprising 1 fertile florets; without rhachilla extension (3), or with a barren rhachilla extension (2), or with diminished florets at the apex (2). Spikelets linear (1), or lanceolate (1), or elliptic (2), or ovate (3); laterally compressed; 4.15-6.934-12 mm long; breaking up at maturity; disarticulating below each fertile floret. GLUMES Glumes two (5), or several (2); persistent; shorter than spikelet. Lower glume ovate; chartaceous; without keels; 5 -veined (3/6), or 6 -veined (1/6), or 7 -veined (4/6). Lower glume surface glabrous (4), or puberulous (1), or pubescent (2). Lower glume apex acute (3), or acuminate (4). Upper glume ovate; chartaceous; without keels; 5 -veined (2/6), or 6 -veined (1/6), or 7 -veined (3/6), or 9 -veined (2/6). Upper glume surface glabrous (3), or puberulous (1), or pubescent (2), or hispidulous (1). Upper glume apex acute (2), or acuminate (5); muticous (4), or mucronate (3). FLORETS Fertile lemma ovate; chartaceous; without keel; 5 -veined (2), or 6 -veined (1), or 7 -veined (3), or 8 -veined (1), or 9 -veined (4). Lemma surface glabrous (4), or pubescent (3). Lemma margins convolute; covering most of palea; eciliate (6), or ciliate (1). Lemma apex acute (3), or acuminate (2), or attenuate (1), or setaceously attenuate (1); muticous (5), or mucronate (1), or awned (1); 1 -awned (1/1). Palea tightly convolute around flower; chartaceous; 4 -veined (1/6), or 5 -veined (2/6), or 6 -veined (3/6); without keels. Palea surface glabrous (5), or pubescent (1), or pilose (1). Palea apex dentate (2/2). Apical sterile florets 1 in number (2/2); barren (2/2); lanceolate (2/2). FLOWER Lodicules 2 (1), or 3 (6); ciliate. Anthers 6. Stigmas 3. Ovary with a steeple-like appendage; pubescent on apex (2/2). FRUIT Caryopsis with free brittle pericarp (2), or fleshy pericarp (5); oblong (1/5), or orbicular (3/5), or obovoid (1/5); isodiametric (1/1); rugose (2/2). DISTRIBUTION Tropical Asia.

Distribution Map

 
  • Native distribution
Found in
  • Asia-Tropical Malesia Philippines

  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.