Eleocharis Genus spikerush Cyperaceae

Eleocharis flower. www.scielo.org

Eleocharis flower. Online.www.scielo Aldona Vizinis.Rosa Guaglianone.Darwiniana Vol. 46 No. 2.Scientific Electronic Library.org Vol. 46 No. 2..(Accessed 4/2014).

Eleocharis engelmannii. Manual of the Alien Plants of Belgium. alienplantsbelgium.be

Eleocharis engelmannii. Manual of the Alien Plants of Belgium. alienplantsbelgium.be (Accessed 4/2018).

Eleocharis is a genus of grass-like wetland herbs. 

Leaves bladeless, sheaths only. 

Flower spikelets terminal, solitary, several to many flowers; scales usually spiral and overlapping (imbricate), the lowermost 1-3 without flowers; stamens 1-3, style tip cleft 2-3 times base of style swollen to form a tubercle that persists on mature fruit. 

Eleocharis quinqueflora inflorescence dissected. photo by Enzo De Santis. luirig.altervista.org

Eleocharis quinqueflora inflorescence dissected. photo by Enzo De Santis. luirig.altervista.org (Accessed 4/2018).

Fruit a dry achene, 2-3 sided according to the number of style tips; usually topped by the persistant tubercle.