Vetiver grass family type, as well as a monocotyledon corn, sorghum, sugar cane, which showed scattered areas naturally. From the survey showed that are scattered around the world about 12 kinds and survey in Thailand. 2.:
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1 group of vetiver grass group include varieties of Surat Thani, kamphaeng PHET. 2, Sri Lanka, Songkhla. 3 and royal, etc. 2.
the vetiver grass, don. Include varieties, Ratchaburi, Prachuap Khiri Khan et, kamphaeng PHET. 1, Nakhon Sawan, and etc.
.Oh oh oh oh vetiver grass up is a clump. Bud bunch up. The leaves of grass look too long and narrow. ขอบขนาน end test acute abdomen leaves have faded over the rear blades. The root system is woven together tight rootlets long, deep in the soil, the flowers.The flowers were half sterile.
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