ane , ▁K ans ▁grass , ▁, ▁, ▁, ▁) ▁is ▁a ▁grass ▁native ▁to ▁the ▁Indian ▁Sub cont inent . ▁It ▁is ▁a ▁per enn ial ▁grass , ▁growing ▁up ▁to ▁three ▁meters ▁in ▁height , ▁with ▁spread ing ▁rh iz om at ous ▁roots . ▁ ▁In ▁the ▁T era i - D u ar ▁sav anna ▁and ▁grass lands , ▁a ▁low land ▁e cor eg ion ▁at ▁the ▁base ▁of ▁the ▁H imal aya ▁range ▁in ▁Nep al , ▁India , ▁Bang l adesh ▁and ▁Bh ut an , ▁k ans ▁grass ▁quickly ▁colon ises ▁exposed ▁s ilt ▁pla ins ▁created ▁each ▁year ▁by ▁the ▁retre ating ▁mon so on ▁flo ods , ▁forming ▁almost ▁pure ▁stands ▁on ▁the ▁lowest ▁port ions ▁of ▁the ▁flo od plain . ▁K ans ▁grass lands ▁are ▁an ▁important ▁habitat ▁for ▁the ▁Indian ▁r hin oc eros ▁( R hin oc eros ▁un ic orn is ). ▁In ▁Nep al , ▁k ans ▁grass ▁is ▁har v ested ▁to ▁that ch ▁roof s ▁or ▁f ence ▁veget able ▁gard ens . ▁ ▁Else where , ▁its ▁ability ▁to ▁quickly ▁colon ize ▁dist urbed ▁soil ▁has ▁allowed ▁it ▁to ▁become ▁an ▁invas ive ▁species ▁that ▁takes ▁over ▁cro pl ands ▁and ▁past ure lands . ▁ ▁Us es ▁Sac char um ▁sp ont ane um ▁has ▁a ▁considerable ▁number ▁of ▁regional ▁names ▁in ▁the ▁Indian ▁Sub cont inent , ▁for ▁instance ▁k ash ▁[ ক া শ ] ▁being ▁common ▁in ▁Beng ali /