湖(hu)北三(san)峽(xia)萬朝山(shan)自然(ran)保(bao)護(hu)區地(di)處湖(hu)北省興山(shan)縣(xian)西部,其(qi)行政區域涉及兩鎮(zhen)一(yi)鄉一(yi)林(lin)(lin)場。保(bao)護(hu)區內有(you)(you)(you)維管束植(zhi)(zhi)物(wu)(wu)2483種(zhong),占湖(hu)北植(zhi)(zhi)物(wu)(wu)種(zhong)類的(de)(de)(de)三(san)分之(zhi)二,常綠闊葉(xie)林(lin)(lin)分布較為(wei)廣泛,并伴有(you)(you)(you)許(xu)多(duo)生長良好的(de)(de)(de)植(zhi)(zhi)物(wu)(wu)群(qun)落。野(ye)(ye)生脊柱動(dong)(dong)(dong)物(wu)(wu)有(you)(you)(you)392種(zhong),占三(san)峽(xia)庫(ku)區動(dong)(dong)(dong)物(wu)(wu)種(zhong)群(qun)數的(de)(de)(de)一(yi)半(ban)。其(qi)中國家(jia)(jia)重(zhong)點(dian)保(bao)護(hu)珍(zhen)貴樹木珍(zhen)稀(xi)瀕(bin)危(wei)野(ye)(ye)生植(zhi)(zhi)物(wu)(wu)47種(zhong),國家(jia)(jia)重(zhong)點(dian)保(bao)護(hu)動(dong)(dong)(dong)物(wu)(wu)59種(zhong),匯集(ji)華中地(di)區特有(you)(you)(you)珍(zhen)稀(xi)物(wu)(wu)種(zhong),如珙桐(tong)、紅豆杉、銀(yin)杏(xing)、鵝(e)掌楸、連香樹、杜仲,林(lin)(lin)麝(she)、大鯢等。同時(shi)還是植(zhi)(zhi)物(wu)(wu)界模式(shi)(shi)標本采(cai)集(ji)較集(ji)中的(de)(de)(de)地(di)區之(zhi)一(yi),先后在(zai)該地(di)區采(cai)集(ji)的(de)(de)(de)種(zhong)子植(zhi)(zhi)物(wu)(wu)模式(shi)(shi)標本達105種(zhong),以興山(shan)命名就有(you)(you)(you)12種(zhong)。
湖(hu)(hu)北三峽萬朝山自然保護(hu)區地(di)處湖(hu)(hu)北省興山縣(xian)西部,其(qi)行政區域(yu)涉(she)及兩鎮一鄉(xiang)一林(lin)場(chang)。其(qi)北與(yu)神(shen)農架林(lin)區相鄰,西與(yu)巴東(dong)縣(xian)相連。其(qi)地(di)理坐(zuo)標(biao)為東(dong)經110°25′16″-110°39′58″,北緯31°12′44″-31°22′28″之間。保護(hu)區總面(mian)積(ji)20986公頃,其(qi)中核心區面(mian)積(ji)7671.63公頃,占(zhan)保護(hu)區面(mian)積(ji)的36.56%;緩沖(chong)區的面(mian)積(ji)3997.93公頃,占(zhan)保護(hu)區面(mian)積(ji)的19.05%;實驗區面(mian)積(ji)9316.44公頃,占(zhan)保護(hu)區面(mian)積(ji)的44.39%。