Schoenoplectiella mucronata

Schoenoplectiella mucronata (L.) J.Jung & H.K.Choi, J. Pl. Biol. 53(3): 230 2010. (syn: Eleocharis triangulata (Roxb.) Sieber ex C.Presl; Heleophylax mucronatus (L.) Schinz & Thell.; Hymenochaeta preslii (A.Dietr.) Nakai; Isolepis mucronata (L.) Fourr.; Schoenoplectiella triangulata (Roxb.) J.Jung & H.K.Choi; Schoenoplectus javanus (Nees) Palla; Schoenoplectus mucronatus (L.) Palla; Schoenoplectus mucronatus var. antrorsispinulosus Iokawa, Kohno & Daigobo .......; Schoenoplectus triangulatus (Roxb.) Soják; Scirpus abactus Ohwi; Scirpus acutus J.Presl & C.Presl [Illegitimate]; Scirpus cognatus Hance; Scirpus glomeratus Scop. [Illegitimate]; Scirpus javanus Nees; Scirpus mauritanicus Steud.; Scirpus mucronatus L.; Scirpus mucronatus var. robustus Miq.; Scirpus mucronatus subsp. robustus (Miq.) T. Koyama; Scirpus mucronatus var. tataranus Honda; Scirpus muticus D.Don; Scirpus mysurensis B.Heyne ex Wall. [Invalid]; Scirpus preslii A.Dietr.; Scirpus sundanus Miq.; Scirpus triangulatus Roxb.; Scirpus triangulatus var. brevibracteatus T.Koyama ...; Scirpus tricarinatus Pers.);

Old World to Australia as per WCSP;

Afghanistan; Angola; Assam; Austria; Azores; Bangladesh; Borneo; Bulgaria; California; Cameroon; Central African Repu; China North-Central; China South-Central; China Southeast; Congo; Connecticut; Corse; Czechoslovakia; East Himalaya; Egypt; France; Gabon; Germany; Greece; Guinea; Guinea-Bissau; Gulf of Guinea Is.; Hainan; Hungary; Illinois; India; Indiana; Iowa; Iran; Iraq; Italy; Japan; Jawa; Kazakhstan; Kentucky; Kirgizstan; Korea; Lesser Sunda Is.; Liberia; Madagascar; Malawi; Malaya; Manchuria; Mauritius; Missouri; Mongolia; Myanmar; Nansei-shoto; Nepal; New Brunswick; New Guinea; New Jersey; New South Wales; New York; Nigeria; North Caucasus; Northern Territory; Oregon; Pakistan; Philippines; Poland; Portugal; Primorye; Queensland; Romania; Runion; Sardegna; Senegal; Sicilia; Spain; Sri Lanka; Sulawesi; Sumatera; Switzerland; Tadzhikistan; Taiwan; Tanzania; Tennessee; Thailand; Tibet; Transcaucasus; Turkey; Uganda; Ukraine; Uzbekistan; Vietnam; Virginia; West Himalaya; Western Australia; Yemen; Yugoslavia; Zambia; Zimbabwe as per Catalogue of Life;


Culms 40-60 cm high, few together, spongy below, mouth of sheath acute. Spikelets 0.6-1 x 0.6 cm, oblong, 10-25 in a cluster 2.5 cm below the tip of the stem; glumes 4 x 3 mm, obovate, shortly mucronate, pale brown. Nut 2 x 1.7 mm, plano-convex, truncate, apiculate, dark brown; bristles equal to the nut brown.
Flowering and fruiting: October-December
Grasslands, wet fallow fields, banks of streams and pools
Eurasia, from Central and South Europe east to Japan
(Attributions- Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi from India Biodiversity Portal)


https://08511630493324166816.googlegroups.com/attach/62aafeb9a578d/_MG_5630.jpg?part=0.1&view=1&vt=ANaJVrGk48arHgCrHploHLR9-qJSe9AbkK3SIjx88xjs5iYS1K9tQSEe91Z1cOPXUT3fQeSCRQFYqvapk_YVyKpPc5kumh_tJW-XULi5TgeanUHgbtBbZ3Y
 
Grass ID from Bangladesh_SM_2502 : 3 posts by 2 authors. Attachments (2)
Habitat: Swampy land
Location: Barisal City, Southern Bangladesh
Picture take: Nov, 2018

It is Schoenoplectus mucronatus (L.) Palla 




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