cogongrass or imperata cylindrica also known as blady grass or alang-alang.

agriculture alang background beautiful beauty bloodgrass bloom blooming blossom botanic botanical botany branch bush closeup cogongrass color colorful cotton cylindrica decoration decorative field flora floral flower foliage fresh freshness garden gardening grass green growth herb herbal imperata japanese kunai kura lalang leaf natural nature organic outdoor petal poaceae season spring summer tropical wool grows pointed sharp blades its highly flammable even can recolonize area quickly wildfire underground rizhomes not burn