在上海市嘉(jia)定縣真如寺內。元(yuan)延祐七(qi)年(1320)建造,明清兩代屢(lv)加修葺。
真(zhen)如寺(si)大殿(dian)(dian)(dian)面闊、進深均為(wei)三間,屋頂(ding)為(wei)單檐(yan)歇山頂(ding),平面呈正方形。進深十(shi)椽(chuan)(chuan),前(qian)四椽(chuan)(chuan)栿(fa)后乳(ru)栿(fa)用(yong)四柱(zhu)(zhu)(zhu)(zhu)。前(qian)槽空間頗(po)為(wei)寬敞,并在四椽(chuan)(chuan)明栿(fa)上立蜀(shu)柱(zhu)(zhu)(zhu)(zhu),在蜀(shu)柱(zhu)(zhu)(zhu)(zhu)和前(qian)金(jin)(jin)柱(zhu)(zhu)(zhu)(zhu)間施(shi)平棊(qi)。平棊(qi)從次間轉(zhuan)向(xiang)山面,延至后金(jin)(jin)柱(zhu)(zhu)(zhu)(zhu)止(zhi)。前(qian)后金(jin)(jin)柱(zhu)(zhu)(zhu)(zhu)間施(shi)四椽(chuan)(chuan)栿(fa)及平梁,形成大殿(dian)(dian)(dian)主(zhu)空間。其上置(zhi)(zhi)重椽(chuan)(chuan),遂有(you)草架之(zhi)設,開(kai)明清兩代(dai)南方建筑中置(zhi)(zhi)“軒”(見殿(dian)(dian)(dian)堂)的先例(li)。殿(dian)(dian)(dian)內金(jin)(jin)柱(zhu)(zhu)(zhu)(zhu)均呈梭形,柱(zhu)(zhu)(zhu)(zhu)頂(ding)有(you)覆盆式卷殺(sha),形制優美。明間柱(zhu)(zhu)(zhu)(zhu)下置(zhi)(zhi)石(shi)和素(su)覆盆柱(zhu)(zhu)(zhu)(zhu)礎,次間柱(zhu)(zhu)(zhu)(zhu)下僅(jin)置(zhi)(zhi)石(shi)。外檐(yan)柱(zhu)(zhu)(zhu)(zhu)有(you)明顯側腳,并有(you)生起(qi),使檐(yan)口呈一緩和的曲(qu)線起(qi)翹。大殿(dian)(dian)(dian)保留(liu)了一些宋(song)代(dai)建筑的特征。
斗(dou)栱(gong)為四鋪作(zuo)單昂(ang)(ang),出耍頭(tou)。昂(ang)(ang)已(yi)是(shi)假昂(ang)(ang),后(hou)尾另有挑斡,承托(tuo)下平。補(bu)間(jian)鋪作(zuo)當心間(jian)置四朵(duo),次(ci)間(jian)各用二(er)朵(duo),都較宋(song)《營造法(fa)式》的(de)規定為多,具有從宋(song)向明(ming)清過渡的(de)特(te)點。梁(liang)栿采用矩形斷面的(de)月梁(liang),砍制(zhi)工(gong)整,近于宋(song)式做法(fa),唯無琴面,同具有地(di)方做法(fa)特(te)點的(de)武義(yi)延福(fu)寺大(da)殿也有顯著差別。
1963年(nian)進(jin)行落架重修時于木構(gou)件榫(sun)卯隱蔽處發現記有構(gou)件名稱的墨字,經考(kao)證為初(chu)建(jian)時工(gong)匠(jiang)所書寫,對(dui)研究中國古代建(jian)筑史有參考(kao)價值。