- Family: Poaceae Barnhart
Ottochloa Dandy
This genus is accepted, and its native range is W. Central Tropical Africa, Tropical & Subtropical Asia to N. & E. Australia.
Descriptions
According to GrassBase - The Online World Grass Flora
[GB]nonem
- Habit
- Perennial. Culms geniculately ascending (1), or decumbent (1), or rambling (1); slender (1/1); 5-67.5-200 cm long; spongy (1), or firm (2); rooting from lower nodes. Lateral branches ample (1/1). Ligule an eciliate membrane (2), or a ciliolate membrane (1). Leaf-blades persistent (2), or deciduous at the ligule (1); linear (1), or lanceolate. Leaf-blade venation without cross veins (2), or with obscure cross veins (1).
- Inflorescences
- Inflorescence composed of racemes. Racemes borne along a central axis; unilateral; bearing 4-6 fertile spikelets on each (1/1). Rhachis angular. Spikelet packing abaxial (1/1). Spikelets solitary, or in pairs (1). Fertile spikelets pedicelled. Pedicels tip cupuliform (1/1).
- Spikelets
- Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets lanceolate (1), or oblong (2); dorsally compressed; 1.75-3.738-7.2 mm long; falling entire.
- Fertile
- Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets lanceolate (1), or oblong (2); dorsally compressed; 1.75-3.738-7.2 mm long; falling entire.
- Glume
- Glumes shorter than spikelet; thinner than fertile lemma. Lower glume ovate; 0.4-0.725-1 length of upper glume; membranous; without keels; 3 -veined. Lower glume apex acute. Upper glume lanceolate (1), or ovate (2); 0.3-0.35-0.4 length of adjacent fertile lemma; membranous; with undifferentiated margins (2), or hyaline margins (1); without keels; 5 -veined. Upper glume apex acute.
- Florets
- Basal sterile florets barren; without significant palea. Lemma of lower sterile floret lanceolate (1), or ovate (2); membranous; 5 -veined (1), or 7 -veined (2); obtuse (1), or acute (2). Fertile lemma elliptic (2), or ovate (1); chartaceous (1), or coriaceous (2); of similar consistency on margins (2), or much thinner on margins (1); without keel; 3 -veined (1), or 5 -veined (2). Lemma lateral veins obscure (1/1). Lemma surface smooth (2), or granulose (1). Lemma margins involute; eciliate (2), or ciliolate (1). Lemma apex acute. Palea not rolled (1), or involute (2); 1 length of lemma; chartaceous (1), or coriaceous (2); 2 -veined.
- Flowers
- Anthers 3 (1/1).
- Distribution
- Africa (1), or Temperate Asia (1), or Tropical Asia (2), or Australasia (2).
Images
Distribution
Native to:
Assam, Bangladesh, Borneo, Cameroon, Central African Repu, China South-Central, China Southeast, Congo, Gabon, Hainan, India, Jawa, Laos, Lesser Sunda Is., Malaya, Maluku, Myanmar, New Guinea, New South Wales, Northern Territory, Philippines, Queensland, Sri Lanka, Sulawesi, Sumatera, Taiwan, Thailand, Vietnam, Western Australia, Zaïre
Accepted Species
Synonyms
Other Data
Ottochloa Dandy appears in other Kew resources:
Bibliography
First published in J. Bot. 69: 54 (1931)
Accepted by
- Govaerts, R.H.A. (2011). World checklist of selected plant families published update Facilitated by the Trustees of the Royal Botanic Gardens, Kew.
Sources
GrassBase - The Online World Grass Flora
http://creativecommons.org/licenses/by-nc-sa/3.0
Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2019. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0
Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2019. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0