Zoysia matrella

Zoysia matrella (L.) Merr., Philipp. J. Sci., C 7: 230 1912. (syn: Agrostis matrella L.; Matrella juncea Pers.; Milium maritimum J.Koenig ex Steud. [Invalid]; Milium matrella (L.) Poir. ex Steud. [Invalid]; Osterdamia matrella (L.) Kuntze; Osterdamia pungens (Willd.) Baill.; Osterdamia tenuifolia (Trin.) Kuntze; Osterdamia zoysia Honda [Illegitimate]; Osterdamia zoysia var. tenuifolia (Willd. ex Trin.) Honda; Panicum bradypus Bory ex T.Durand & Schinz [Invalid]; Panicum crinum-ursi Bory ex Steud. [Invalid]; Rottboellia uniflora A.Cunn. [Invalid]; Zoysia aristata C.Muell.; Zoysia griffithiana C.Muell.; Zoysia malaccensis Gand.; Zoysia matrella var. matrella ; Zoysia matrella subsp. tenuifolia (Willd. ex Trin.) T.Koyama; Zoysia matrella var. tenuifolia (Willd. ex Trin.) T.Koyama; Zoysia pungens Willd.; Zoysia pungens var. tenuifolia (Willd. ex Trin.) T.Durand & Schinz; Zoysia serrulata Mez; Zoysia setacea Nees ex Steud. [Invalid]);
Trop. & Subtrop. Asia to NW. Pacific as per WCSP;
Alabama; Bahamas; Bangladesh; Bermuda; Borneo; Brazil Southeast; Brazil
West-Central; Burkina; Caroline Is.; China Southeast; Christmas I.; Cocos
(Keeling) Is.; Colombia; Costa Rica; Cuba; Dominican Republic; Fiji; Florida;
Georgia; Ghana; Gulf of Guinea Is.; Hainan; Haiti; Hawaii; India; Ivory Coast;
Japan; Jawa; Korea; Laos; Leeward Is.; Lesser Sunda Is.; Louisiana; Madagascar;
Malaya; Maldives; Maluku; Marianas; Marquesas; Marshall Is.; Mauritius; Mexico
Southwest; Myanmar; Nansei-shoto; New Guinea; New Mexico; Nicaragua; Nicobar
Is.; Nigeria; North Carolina; Ogasawara-shoto; Philippines; Puerto Rico;
Queensland; Rodrigues; Runion; Samoa; Society Is.; Solomon Is.; South China Sea;
Sri Lanka; Sulawesi; Sumatera; Taiwan; Thailand; Togo; Trinidad-Tobago; Tubuai
Is.; Vietnam as per Catalogue of Life;
Annual herbs; culms erect, to 10 cm long, to 0.5 mm wide. Leaf-sheaths 0.5-1 cm; ligule membranous, fimbriate, 0.5 mm; blades linear, 1-2.5 cm, rigid, convolute, base pilose. Raceme spiciform, solitary, to 2.5 cm. Spikelets ovoid, 2.5-3 mm, spiral, laterally compressed, 1-flowered, articulate on stout pedicel, appressed to rachis; pedicel to 0.5 mm; glume 1, coriaceous; lower glume 0; upper glume ovate-lanceolate, 2.5-3 mm, indurated, obscurely 3- nerved, somewhat apiculate; lemma lanceolate, to 2 mm, hyaline; palea narrow, to 1 mm. Anthers 3, to 1.5 mm. Caryopsis oblong-ovoid, to 1.5 mm, free within lemma and glume.
Flowering and fruiting: March-September
Banks of backwaters, streams and lakes, and mangrove forests
Indo-Malesia, Australia and Mauritius
(Attributions- Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi from India Biodiversity Portal)

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Grass ID from Bangladesh_SM_4017 : 3 posts by 2 authors. Attachments (1)- 678 kb. 

Picture take, Sep,2018 from Sonadia Island, Cox’s Bazar   

Looks like Zoysia matrella

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Grass ID from Bangladesh_SM_4015 : 4 posts by 2 authors. Attachments (1)- around 700 kb. 

Picture take, Sep,2018 from Sonadia Island, Cox’s Bazar    
kindly send clear pic.

Looks like Zoysia matrella

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