在上海市嘉定縣真如寺內。元(yuan)延祐七年(1320)建造,明(ming)清兩代屢加修葺。
真(zhen)如寺大(da)殿面闊、進(jin)深均為(wei)三間,屋頂(ding)為(wei)單檐歇山頂(ding),平面呈(cheng)(cheng)正方形(xing)。進(jin)深十椽,前(qian)(qian)四(si)椽栿(fa)(fa)后乳(ru)栿(fa)(fa)用四(si)柱(zhu)(zhu)(zhu)(zhu)。前(qian)(qian)槽空間頗為(wei)寬敞,并在(zai)四(si)椽明(ming)栿(fa)(fa)上立蜀柱(zhu)(zhu)(zhu)(zhu),在(zai)蜀柱(zhu)(zhu)(zhu)(zhu)和(he)前(qian)(qian)金(jin)柱(zhu)(zhu)(zhu)(zhu)間施平棊。平棊從次間轉向山面,延至(zhi)后金(jin)柱(zhu)(zhu)(zhu)(zhu)止。前(qian)(qian)后金(jin)柱(zhu)(zhu)(zhu)(zhu)間施四(si)椽栿(fa)(fa)及平梁(liang),形(xing)成大(da)殿主空間。其上置重椽,遂有(you)(you)草架之設,開明(ming)清(qing)兩代(dai)南方建筑(zhu)中置“軒”(見殿堂)的先例。殿內金(jin)柱(zhu)(zhu)(zhu)(zhu)均呈(cheng)(cheng)梭形(xing),柱(zhu)(zhu)(zhu)(zhu)頂(ding)有(you)(you)覆(fu)盆式卷殺(sha),形(xing)制優美。明(ming)間柱(zhu)(zhu)(zhu)(zhu)下置石和(he)素覆(fu)盆柱(zhu)(zhu)(zhu)(zhu)礎,次間柱(zhu)(zhu)(zhu)(zhu)下僅置石。外檐柱(zhu)(zhu)(zhu)(zhu)有(you)(you)明(ming)顯(xian)側腳,并有(you)(you)生起(qi),使(shi)檐口呈(cheng)(cheng)一緩(huan)和(he)的曲線起(qi)翹。大(da)殿保留了一些宋代(dai)建筑(zhu)的特征。
斗栱為(wei)四鋪(pu)作(zuo)單(dan)昂(ang),出耍頭(tou)。昂(ang)已是假昂(ang),后尾另有(you)(you)(you)(you)挑斡,承(cheng)托下(xia)平(ping)。補間(jian)鋪(pu)作(zuo)當心間(jian)置四朵(duo),次間(jian)各用(yong)二朵(duo),都(dou)較宋(song)《營造法式(shi)》的規(gui)定為(wei)多,具(ju)有(you)(you)(you)(you)從宋(song)向明清(qing)過(guo)渡的特(te)點。梁(liang)栿(fa)采用(yong)矩形斷面(mian)的月梁(liang),砍(kan)制工整,近于宋(song)式(shi)做法,唯無(wu)琴面(mian),同具(ju)有(you)(you)(you)(you)地方做法特(te)點的武義延(yan)福寺大殿也有(you)(you)(you)(you)顯著(zhu)差別。
1963年進行落(luo)架重修時于木構(gou)(gou)件榫卯(mao)隱(yin)蔽處發現記(ji)有(you)構(gou)(gou)件名稱的墨(mo)字,經考證為初建(jian)時工匠所書寫,對研究(jiu)中國古代建(jian)筑史(shi)有(you)參考價值。