yarsagumba cordyceps sinensis / ophiocordyceps sinensis belonging to ophiocordycipitaceae family

alternative asian background belonging cao caterpillar china chinese chong cordycep cordyceps dong dried exotic expensive family food fresh fungi fungus gunbu health healthy herb herbs ingredient isolated medical medicinal medicine mushroom natural nepal ophiocordyceps ophiocordycipitaceae organic oriental parasitic plant sinensis therapeutic traditional viagra white xia yarchagumba yarsagumba yartsa