章太炎《菿汉昌言》说:“宋人专门之学鲜,而类纂杂录之书繁。”这主要是针对如《太平御览》《册府元龟》《文苑英华》之类大部头而生出的感叹。医药书别有体例,但医书之《圣济总录》,药书之《证类本草》,其实也是“类纂杂录”而成,尤其是《证类本草》,虽然不是类书,却在一定程度上兼具类书的性质。《证类本草》的结构,很像一件结构复杂的“俄罗斯套娃”。《证类》乃以《嘉祐本草》为框 Zhang Taiyan “Han Han Chang Yan,” said: “Song specializes in learning fresh, and class compiling miscellaneous books book. ” This is mainly for such as “Taiping Yu Lan” “House Fu Yuan Turtle” “Wen Yuan Ying Hua” Solely born class sighs. Medical books do not have a method, but the Medical Book of St. Franciscan, medicinal books “card type Materia Medica”, in fact, is “category compilation ”, especially the “certificate of Materia Medica”, though not a class book, But to some extent both the nature of class books. “Certificate of Materia Medica” structure, much like a complicated structure “Russian matryoshka ”. “Certificate” is based on “Jia You Materia Medica” box