Carex tricephala is a species in the genus "Carex", family Cyperaceae. It is one of only about seven species in "Carex" sect. "Scabrellae". Members of this section have leaf-like bracts, and small spicate inflorescences. "Carex tricephala" is native to Southeast Asia, reported from Cambodia, Indonesia, Laos, Myanmar, Thailand, Vietnam and the Chinese province of Yunnan.
Although this species frequent the above locations they have also been seen in other parts of Asia and the americas 
( z1 have-concession :ARG1 ( z2 see :ARG1 ( z3 species :mod ( z4 this ) ) :location ( z5 and :op ( z6 continent :name ( z7 name :op "Asia" ) ) :op ( z8 continent :name ( z9 name :op "America" ) ) :mod ( z10 other ) ) :mod ( z11 also ) ) :ARG2 ( z12 frequent :ARG0 z3 :ARG1 ( z13 location :location ( z14 above ) ) ) )