Of these sixteen specimens, four are from Mien-yang 綿陽 and two from a village north of Mien-yang in the same hsien, three are from P'eng-ch'i 蓬溪 one from She-hung 射洪, one from Sui-ning 遂寧 and five from T'ung-ch'uan 潼川 (San-t'ai 三台).