Head cold (Dioscorea birmanica Prain & Burkill) is a medicinal plant in Thailand Wong. Dioscoreaceae A creeping vine Has accumulated in the trunk underground rhizomes (rhizome), and all the barbed (Wilkin and Thapyai, 2009) used the stalks together with other herbs. To treat lymph blood poisoning, cancer and AIDS (Itharat et al, 2010) lead to a demand for more cold white head. However, the species naturally take longer to be able to produce a sufficient (Craufurd and Board, 2001), so it seems to tissue culture techniques used to increase the number of trees. Which is currently being propagated plants several kinds of tissue, such as Curcuma zedoaria (Loc et al, 2005), Piper methysticum (Zhang et al, 2008), and Dioscorea bulbifera (Narula et al, 2003), but still. not been studied in vitro in a head cold (D. birmanica) Therefore, in this study, therefore, the effect of type and concentration of auxin to increase the number of peaks and the seizure of the root. head cold (D. birmanica) in vitro.
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