Dichanthium annulatum

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Photographs by: Dr. Maulik Gadani

  • Botanical Name : Dichanthium annulatum (Forsk.) Stapf
  • Synonyms : Andropogon annulatus Forsk.
  • Common Name : Jinjva, Zinzma, Sheda Grass
  • Plant Family : Poaceae (Gramineae)
  • Plant Form : Grasses
  • Occurrence (Sectors) : 30
  • Occurrence (Special Areas) : Indroda Park

About Dichanthium annulatum Plant :

  • Habit : A perennial densely tufted grass with stem erect or ascending, usually simple, nodes usually bearded.
  • Leaves : Linear, finely acuminate, glaucous, glabrous or more or less sparsely hairy above with small bulbous-based hairs, the margins scabrid; sheaths bearded at the tip; ligule oblong, obtuse, membranous, glabrous.
  • Inflorescence and Flowers :
    • Racemes subdigitately fascicled, pinkish or nearly white; peduncles glabrous, joints and pedicels half as long as the spikelets, sparingly ciliate.
    • Sessile spikelets variable in length, elliptic-oblong, closely imbricating; callus thick, shortly bearded at the base; lower involucral glume elliptic-oblong, obtuse, ciliolate at the rounded or truncate apex, thin, margins narrowly incurved, the keels ciliate, the back hairy or glabrous, 5-9 nerved, the nerves not reaching the tip; upper involucral glume equaling the lower but narrower, lanceolate, subacute, glabrous or ciliolate, 3-nerved; lower floral glume as long as the upper involucral glume, linear-oblong, obtuse, nerveless, glabrous; upper floral glume represented by the flattened white base of a scabrid slender awn.
    • Pedicellate spikelets about equaling the sessile, male or neuter; lower involucral glume elliptic-oblong, obtuse, 7-11 nerved, the keels bristly, upper involucral glume narrower, 3-nerved; lower floral glume ciliate, upper floral glume small or obsolete.
  • Flowering and Fruiting Time : Throughout the year.
  • Significance :
    • Often grows in hedges and on roadsides, but chiefly on old pasture grounds.
    • It is a good fodder grass.