Wáng Chǔcái 王楚材 (fl. mid-19th c., 清), native of Yīnxiàn 鄞縣 (Níngbō, Zhèjiāng). Wrote the 道光三十年庚戌夏五 (the fifth lunar month of 1850) preface to 葉志洗’s Shénnóng běncǎo jīng zàn 神農本草經贊 (KR3ec069) at the Guǎngzhōu prefectural office, providing the literary-historical justification for the zàn verse-paraphrase method by reference to Guō Pú 郭璞’s Shānhǎi jīng tú zàn. No further biographical detail securely attested; no CBDB record.