1958年8月,經云南省林業廳批準建立(li)文山縣老君山和西(xi)疇縣坪寨兩個(ge)國營林場(chang);
1980年6月5日,文(wen)山(shan)州革命委員會(hui)批(pi)準合并建立州級保護(hu)區;
1986年3月,批建小橋溝省級保護(hu)區;
1997年,批建老君山(shan)省(sheng)級保(bao)護區;
2000年7月,擴建合(he)并為“云南文(wen)山自然保(bao)護區”;
2003年(nian)6月,將原西(xi)疇縣(xian)(xian)小橋溝(gou)保護區和文(wen)山老君山保護區合并,經(jing)國(guo)務(wu)院批準晉(jin)升(sheng)為(wei)國(guo)家級自然保護區。行政區隸屬于(yu)西(xi)疇縣(xian)(xian)和文(wen)山縣(xian)(xian)。
文山國家級自然保(bao)護區(qu),位(wei)于(yu)(yu)滇東南文山壯(zhuang)族苗(miao)族自治州的(de)文山縣(xian)(xian)和西疇縣(xian)(xian)境內(nei),處于(yu)(yu)北回(hui)歸線附近。 地理坐標(biao):為(wei)東經103°53′~104°10′、104°41′~104°52′,北緯23°16′~23°25′、23°21′~23°24′。
保護(hu)區內主要(yao)為黃壤(rang)、黃棕壤(rang)分布,PH值(zhi)6-6.5,厚度(du)(du)60至120厘米(mi),坡向3/4的(de)為北(bei)向(陰坡),坡度(du)(du)15-25度(du)(du)之間。
文(wen)山(shan)(shan)縣老君(jun)山(shan)(shan)片(pian)(pian)區在六詔山(shan)(shan)西南(nan)面(mian),屬中山(shan)(shan)山(shan)(shan)原地貌,在古(gu)生(sheng)代(dai)是一個(ge)活動地槽,經過三迭(die)紀前后的往復海(hai)侵、陷落、升降,再經過諾利克期和拉丁尼克期的造山(shan)(shan)運動,隆起(qi)形成現今的陸地。從宏觀態勢看,老君(jun)山(shan)(shan)片(pian)(pian)區呈現山(shan)(shan)體大,地勢高(gao),切割深,從西北向東(dong)南(nan)傾斜的特征。保護區高(gao)峰即滇東(dong)南(nan)高(gao)峰簿(bu)竹山(shan)(shan),海(hai)拔(ba)2991.2m,低(di)點為腰店(dian)的那么果河,海(hai)拔(ba)1500m,相對高(gao)差(cha)約(yue)1500m。
西疇(chou)縣小橋溝(gou)片區地(di)勢(shi)沿山(shan)脊起伏(fu)變化不(bu)大,高(gao)點為(wei)(wei)水(shui)晶(jing)石梁(liang)子,海拔(ba)1883m,低點為(wei)(wei)陳家寨,海拔(ba)1200m,相(xiang)對高(gao)差683m。從(cong)法斗(dou)(dou)后山(shan)的(de)水(shui)晶(jing)石梁(liang)子到小橋溝(gou)的(de)大尖山(shan)一(yi)帶,相(xiang)對高(gao)差250—300m,山(shan)脊稍為(wei)(wei)平緩,呈波浪狀起伏(fu)。又從(cong)西部的(de)小橋溝(gou)經(jing)法斗(dou)(dou),到東部的(de)南昌(chang),以山(shan)脊線為(wei)(wei)界,地(di)質構造分(fen)異十分(fen)明顯(xian):北面(mian)(mian)為(wei)(wei)巖溶地(di)貌(mao),溶洞(dong)、漏斗(dou)(dou)、石芽、巖峰隨處可見;南面(mian)(mian)則(ze)屬山(shan)原(yuan)地(di)貌(mao),大小山(shan)脊線明顯(xian),全部為(wei)(wei)土山(shan)。
保(bao)護區(qu)地(di)(di)貌類型(xing)主(zhu)要(yao)有中山(shan)山(shan)地(di)(di)、溶蝕(shi)(shi)丘陵(ling)地(di)(di)貌、斷陷溶蝕(shi)(shi)盆(pen)地(di)(di)、喀斯特各類微地(di)(di)貌侵(qin)蝕(shi)(shi)和(he)溶蝕(shi)(shi)河谷。其中大部(bu)分地(di)(di)區(qu)為(wei)中山(shan)山(shan)地(di)(di),溶蝕(shi)(shi)丘陵(ling)分布在保(bao)護區(qu)的(de)東、南(nan)部(bu)及小橋溝等(deng)地(di)(di),峽谷地(di)(di)貌主(zhu)要(yao)分布在薄竹山(shan)花崗巖山(shan)體的(de)四周,溶蝕(shi)(shi)寬谷主(zhu)要(yao)分布在東部(bu)一(yi)帶(dai),小橋溝附近也(ye)有分布。
氣(qi)候(hou)特征地(di)處云南(nan)省東南(nan)部(bu)低緯度高原,東南(nan)近北部(bu)灣,西南(nan)離孟加(jia)拉灣不遠,屬南(nan)亞熱(re)帶(dai)季(ji)風氣(qi)候(hou),隨海拔高低,兼有中亞熱(re)帶(dai)、北亞熱(re)帶(dai)、南(nan)亞熱(re)帶(dai)和溫帶(dai)氣(qi)候(hou)。
老君山片(pian)區地處北回歸(gui)線(xian)南側,屬亞熱(re)帶季風氣候區,因(yin)受地理位(wei)置、地形、海拔(ba)等影(ying)響,具(ju)有明顯(xian)的立體氣候特征。年(nian)平均氣溫14.5℃。山體下部(bu)與上(shang)部(bu)氣溫差異大,降雨(yu)量也有差別,老君山片(pian)年(nian)平均降水約(yue)1022.2mm,山下部(bu)年(nian)降雨(yu)量1000~1400mm,山上(shang)部(bu)年(nian)降雨(yu)量則大于(yu)1400mm。由(you)于(yu)山上(shang)部(bu)雨(yu)水較多,霧重,濕度大,所以森林茂密,林木軀(qu)干(gan)及(ji)枝(zhi)條密被苔蘚(xian)。
小橋溝片區屬(shu)南亞熱帶季(ji)風(feng)氣候(hou)類(lei)型,常年(nian)受(shou)太平洋東南季(ji)風(feng)控制,以暖濕(shi)氣流(liu)為(wei)主,年(nian)均降(jiang)雨量1200mm,降(jiang)雨80%集中在5~10月,3~5月為(wei)干(gan)季(ji)。全年(nian)霜期不(bu)長。12月至翌年(nian)2月,降(jiang)雨量不(bu)多(duo),但(dan)常有迷漫的大(da)霧(wu),數日(ri)不(bu)散,能見度(du)(du)僅5~10m,致使(shi)相對濕(shi)度(du)(du)保(bao)持在80%以上,為(wei)常綠(lv)闊(kuo)葉林生(sheng)長發育提供了(le)良(liang)好(hao)的生(sheng)境。
云(yun)南文(wen)山國家級自(zi)然保護區(qu)(qu)(qu)位于滇(dian)東南文(wen)山壯(zhuang)族苗(miao)族自(zi)治州的文(wen)山縣和西疇(chou)縣境內,地理坐標為(wei)東經103°53′~104°10′、104°41′~104°52′,北緯23°16′~23°25′、23°21′~23°24′,保護區(qu)(qu)(qu)總面(mian)積344406hm2,核心區(qu)(qu)(qu)總面(mian)積為(wei)10304.62hm2,緩沖區(qu)(qu)(qu)面(mian)積7 793.48hm2,實驗區(qu)(qu)(qu)面(mian)積8 768.90hm2。
云南文山國家級自(zi)然(ran)保護(hu)區(qu)屬森林(lin)(lin)生(sheng)態系(xi)統(tong)(tong)類型(xing)的自(zi)然(ran)保護(hu)區(qu)。以保護(hu)華蓋木、長蕊木蘭(lan)等(deng)多種(zhong)木蘭(lan)科植物,及其(qi)生(sheng)態環境,季風(feng)常綠闊(kuo)葉林(lin)(lin)和山地苔(tai)蘚(xian)常綠闊(kuo)葉林(lin)(lin)生(sheng)態系(xi)統(tong)(tong)為目(mu)的。
保護(hu)區共有(you)(you)(you)(you)野生種(zhong)(zhong)(zhong)子植(zhi)物187科946屬(shu)(shu)(shu)3085種(zhong)(zhong)(zhong),分(fen)布(bu)區類(lei)(lei)(lei)型(xing)分(fen)為(wei)世界分(fen)布(bu)、熱(re)(re)帶(dai)分(fen)布(bu)、溫帶(dai)分(fen)布(bu)、特(te)有(you)(you)(you)(you)分(fen)布(bu)等15種(zhong)(zhong)(zhong)類(lei)(lei)(lei)型(xing),其中,熱(re)(re)帶(dai)成分(fen)占(zhan)優(you)勢,有(you)(you)(you)(you)556屬(shu)(shu)(shu),占(zhan)總屬(shu)(shu)(shu)數的(de)62.4%,其中又以(yi)熱(re)(re)帶(dai)亞洲及其變形(xing)多特(te)有(you)(you)(you)(you)屬(shu)(shu)(shu)僅29個(ge),顯示與中國東亞植(zhi)物區系關系疏遠。種(zhong)(zhong)(zhong)子植(zhi)物區系顯示了具(ju)有(you)(you)(you)(you)熱(re)(re)帶(dai)性(xing)(xing)(xing)、古(gu)老性(xing)(xing)(xing)、特(te)有(you)(you)(you)(you)性(xing)(xing)(xing)、過渡(du)性(xing)(xing)(xing)等特(te)點。蕨(jue)類(lei)(lei)(lei)植(zhi)物屬(shu)(shu)(shu)的(de)地理成分(fen)可以(yi)劃分(fen)為(wei)世界分(fen)布(bu)、泛熱(re)(re)帶(dai)分(fen)布(bu)、舊大陸熱(re)(re)帶(dai)分(fen)布(bu)等11種(zhong)(zhong)(zhong)類(lei)(lei)(lei)型(xing),是(shi)一個(ge)亞熱(re)(re)帶(dai)性(xing)(xing)(xing)質的(de)區系,熱(re)(re)帶(dai)屬(shu)(shu)(shu)和溫帶(dai)屬(shu)(shu)(shu)分(fen)別(bie)各占(zhan)50%,且蕨(jue)類(lei)(lei)(lei)植(zhi)物區系類(lei)(lei)(lei)群豐富;保護(hu)區內共有(you)(you)(you)(you)大型(xing)真(zhen)菌139種(zhong)(zhong)(zhong)和7個(ge)未(wei)知種(zhong)(zhong)(zhong),微(wei)型(xing)真(zhen)菌30種(zhong)(zhong)(zhong)。
文山國(guo)家(jia)級(ji)自然保護區(qu)(qu)(qu)(qu)(qu)處于東(dong)(dong)南(nan)(nan)(nan)亞熱(re)(re)(re)帶(dai)(dai)北(bei)緣與南(nan)(nan)(nan)亞熱(re)(re)(re)帶(dai)(dai)的(de)(de)滇中(zhong)高原南(nan)(nan)(nan)部和滇東(dong)(dong)喀(ka)斯特山地(di)的(de)(de)銜接(jie)部位,在動(dong)(dong)(dong)物(wu)(wu)地(di)理區(qu)(qu)(qu)(qu)(qu)劃(hua)上(shang)是(shi)華南(nan)(nan)(nan)區(qu)(qu)(qu)(qu)(qu)、西南(nan)(nan)(nan)區(qu)(qu)(qu)(qu)(qu)與華中(zhong)區(qu)(qu)(qu)(qu)(qu)動(dong)(dong)(dong)物(wu)(wu)成(cheng)分(fen)(fen)相(xiang)互交匯的(de)(de)地(di)帶(dai)(dai),并與中(zhong)南(nan)(nan)(nan)半島的(de)(de)熱(re)(re)(re)帶(dai)(dai)、亞熱(re)(re)(re)帶(dai)(dai)動(dong)(dong)(dong)物(wu)(wu)區(qu)(qu)(qu)(qu)(qu)系(xi)有著密切的(de)(de)聯系(xi),各區(qu)(qu)(qu)(qu)(qu)系(xi)成(cheng)分(fen)(fen)在這一地(di)區(qu)(qu)(qu)(qu)(qu)均有出(chu)現(xian),從(cong)而形成(cheng)了一個種(zhong)類較豐富、成(cheng)分(fen)(fen)較復(fu)雜(za)的(de)(de)動(dong)(dong)(dong)物(wu)(wu)區(qu)(qu)(qu)(qu)(qu)系(xi)。動(dong)(dong)(dong)物(wu)(wu)區(qu)(qu)(qu)(qu)(qu)系(xi)組(zu)(zu)成(cheng)中(zhong),東(dong)(dong)洋界成(cheng)分(fen)(fen)占保護區(qu)(qu)(qu)(qu)(qu)動(dong)(dong)(dong)物(wu)(wu)總數的(de)(de)80%以(yi)上(shang),其(qi)余為(wei)廣布(bu)種(zhong)和極少數古北(bei)成(cheng)分(fen)(fen),區(qu)(qu)(qu)(qu)(qu)系(xi)的(de)(de)組(zu)(zu)成(cheng)以(yi)華南(nan)(nan)(nan)成(cheng)分(fen)(fen)為(wei)主,多(duo)數是(shi)東(dong)(dong)南(nan)(nan)(nan)亞和舊(jiu)大(da)陸(lu)(lu)熱(re)(re)(re)帶(dai)(dai)一亞熱(re)(re)(re)帶(dai)(dai)分(fen)(fen)布(bu)型(xing)種(zhong)類,屬舊(jiu)大(da)陸(lu)(lu)熱(re)(re)(re)帶(dai)(dai)分(fen)(fen)布(bu)型(xing)的(de)(de)動(dong)(dong)(dong)物(wu)(wu)種(zhong)類不多(duo)。但在兩(liang)棲(qi)爬行動(dong)(dong)(dong)物(wu)(wu)物(wu)(wu)種(zhong)區(qu)(qu)(qu)(qu)(qu)系(xi)組(zu)(zu)成(cheng)中(zhong),以(yi)西南(nan)(nan)(nan)區(qu)(qu)(qu)(qu)(qu)成(cheng)分(fen)(fen)為(wei)主,其(qi)次為(wei)華南(nan)(nan)(nan)區(qu)(qu)(qu)(qu)(qu)成(cheng)分(fen)(fen),有少數物(wu)(wu)種(zhong)屬熱(re)(re)(re)帶(dai)(dai)向北(bei)擴(kuo)散(san)型(xing)。
保(bao)護(hu)區(qu)已(yi)記錄(lu)野(ye)生(sheng)脊(ji)椎動物共有31目103科(ke)(ke)459種(zhong)(zhong),其中,獸類(lei)9目29科(ke)(ke)60屬(shu)86種(zhong)(zhong),鳥(niao)(niao)(niao)類(lei)13目37科(ke)(ke)221種(zhong)(zhong),兩棲爬行類(lei)5目22科(ke)(ke)56屬(shu)92種(zhong)(zhong),魚類(lei)4目15科(ke)(ke)44屬(shu)60種(zhong)(zhong)(亞種(zhong)(zhong))。其中以(yi)鳥(niao)(niao)(niao)類(lei)物種(zhong)(zhong)的多樣性尤為突出,與(yu)保(bao)護(hu)區(qu)鄰近的屏邊、河口縣(xian)的大(da)圍山(shan)自然保(bao)護(hu)區(qu)相比較(jiao),該保(bao)護(hu)區(qu)的總面積僅為大(da)圍山(shan)國家(jia)級自然保(bao)護(hu)區(qu)總面積15365km2的23%,而所錄(lu)鳥(niao)(niao)(niao)類(lei)種(zhong)(zhong)和(he)亞種(zhong)(zhong)數(shu)卻占大(da)圍山(shan)自然保(bao)護(hu)區(qu)所錄(lu)鳥(niao)(niao)(niao)類(lei)種(zhong)(zhong)數(shu)285種(zhong)(zhong)和(he)亞種(zhong)(zhong)的78%。
文(wen)山國(guo)家級自然保護區已知昆蟲有(you)11目75科222種。
文(wen)山(shan)(shan)(shan)(shan)國(guo)(guo)家(jia)級自(zi)然(ran)(ran)(ran)保(bao)護(hu)(hu)(hu)(hu)區(qu)(qu)為切(qie)實做好老(lao)(lao)君(jun)(jun)山(shan)(shan)(shan)(shan)自(zi)然(ran)(ran)(ran)保(bao)護(hu)(hu)(hu)(hu)區(qu)(qu)保(bao)護(hu)(hu)(hu)(hu)和(he)管(guan)(guan)理(li)(li)(li)工作,文(wen)山(shan)(shan)(shan)(shan)縣(xian)積極采取措(cuo)施(shi)強化管(guan)(guan)理(li)(li)(li)。一是建立(li)健全管(guan)(guan)護(hu)(hu)(hu)(hu)機(ji)構,成(cheng)立(li)了文(wen)山(shan)(shan)(shan)(shan)國(guo)(guo)家(jia)級自(zi)然(ran)(ran)(ran)保(bao)護(hu)(hu)(hu)(hu)區(qu)(qu)管(guan)(guan)理(li)(li)(li)局(ju)(ju)老(lao)(lao)君(jun)(jun)山(shan)(shan)(shan)(shan)分局(ju)(ju),對自(zi)然(ran)(ran)(ran)保(bao)護(hu)(hu)(hu)(hu)區(qu)(qu)進行管(guan)(guan)護(hu)(hu)(hu)(hu)。二(er)是從(cong)1999年(nian)起,將每(mei)(mei)年(nian)的(de)12月30日定為“老(lao)(lao)君(jun)(jun)山(shan)(shan)(shan)(shan)保(bao)護(hu)(hu)(hu)(hu)日”,加大對自(zi)然(ran)(ran)(ran)保(bao)護(hu)(hu)(hu)(hu)區(qu)(qu)的(de)宣傳力度。三是認真(zhen)組織實施(shi)《文(wen)山(shan)(shan)(shan)(shan)縣(xian)老(lao)(lao)君(jun)(jun)山(shan)(shan)(shan)(shan)自(zi)然(ran)(ran)(ran)保(bao)護(hu)(hu)(hu)(hu)區(qu)(qu)及(ji)周邊村社(she)綜(zong)合(he)治理(li)(li)(li)規(gui)劃》,在保(bao)護(hu)(hu)(hu)(hu)區(qu)(qu)周邊的(de)陳家(jia)寨、多依樹、東(dong)瓜林(lin)(lin)、格格沖、菖蒲(pu)塘等12個(ge)村436戶(hu)(hu)農戶(hu)(hu)中每(mei)(mei)戶(hu)(hu)聘請一名(ming)護(hu)(hu)(hu)(hu)林(lin)(lin)員(yuan)參與巡山(shan)(shan)(shan)(shan)管(guan)(guan)護(hu)(hu)(hu)(hu),每(mei)(mei)戶(hu)(hu)每(mei)(mei)月補助100元護(hu)(hu)(hu)(hu)林(lin)(lin)費。參與管(guan)(guan)護(hu)(hu)(hu)(hu)人員(yuan)以(yi)村編(bian)(bian)組,由老(lao)(lao)君(jun)(jun)山(shan)(shan)(shan)(shan)管(guan)(guan)理(li)(li)(li)分局(ju)(ju)下屬的(de)管(guan)(guan)理(li)(li)(li)站、瞭望臺(tai)職工帶隊巡山(shan)(shan)(shan)(shan)護(hu)(hu)(hu)(hu)林(lin)(lin),認真(zhen)落實火源管(guan)(guan)控各(ge)項(xiang)措(cuo)施(shi),減少火情(qing)發(fa)生。四是每(mei)(mei)年(nian)的(de)森(sen)(sen)(sen)林(lin)(lin)防(fang)(fang)(fang)火期,聘請森(sen)(sen)(sen)林(lin)(lin)消防(fang)(fang)(fang)專業撲火隊進駐自(zi)然(ran)(ran)(ran)保(bao)護(hu)(hu)(hu)(hu)區(qu)(qu)重點區(qu)(qu)域,加強火險防(fang)(fang)(fang)范。五是通過實施(shi)保(bao)護(hu)(hu)(hu)(hu)區(qu)(qu)基(ji)礎(chu)設施(shi)一期項(xiang)目建設(國(guo)(guo)家(jia)下達(da)項(xiang)目),加強森(sen)(sen)(sen)林(lin)(lin)防(fang)(fang)(fang)火通訊(xun)和(he)基(ji)礎(chu)設施(shi)建設,新建了薄竹山(shan)(shan)(shan)(shan)、石丫(ya)口瞭望臺(tai)和(he)菖蒲(pu)塘、腰店管(guan)(guan)理(li)(li)(li)站以(yi)及(ji)老(lao)(lao)君(jun)(jun)山(shan)(shan)(shan)(shan)分局(ju)(ju)機(ji)關辦公用(yong)房,改善了保(bao)護(hu)(hu)(hu)(hu)區(qu)(qu)辦公和(he)管(guan)(guan)護(hu)(hu)(hu)(hu)條件,充實了防(fang)(fang)(fang)火物資、器械。六是深入調研,認真(zhen)做好老(lao)(lao)君(jun)(jun)山(shan)(shan)(shan)(shan)國(guo)(guo)家(jia)級自(zi)然(ran)(ran)(ran)保(bao)護(hu)(hu)(hu)(hu)區(qu)(qu)及(ji)周邊村社(she)綜(zong)合(he)治理(li)(li)(li)第二(er)個(ge)十年(nian)規(gui)劃編(bian)(bian)制和(he)老(lao)(lao)君(jun)(jun)山(shan)(shan)(shan)(shan)自(zi)然(ran)(ran)(ran)保(bao)護(hu)(hu)(hu)(hu)區(qu)(qu)立(li)法(fa)工作,通過綜(zong)合(he)治理(li)(li)(li)和(he)立(li)法(fa),以(yi)促進自(zi)然(ran)(ran)(ran)保(bao)護(hu)(hu)(hu)(hu)區(qu)(qu)的(de)保(bao)護(hu)(hu)(hu)(hu)和(he)發(fa)展(zhan)。
文山國家級自然保(bao)護區(qu)(qu)(qu)復雜而(er)穩定的(de)(de)(de)(de)(de)地史條件,使此地區(qu)(qu)(qu)成為許(xu)多種(zhong)(zhong)子植(zhi)物(wu)(wu)(wu)(wu)(wu)的(de)(de)(de)(de)(de)避難所或保(bao)存地,是中國滇、黔(qian)、桂古(gu)老(lao)而(er)特有(you)(you)中心(xin)為重要的(de)(de)(de)(de)(de)一部(bu)分(fen)(fen)(fen),蘊(yun)藏著大(da)量的(de)(de)(de)(de)(de)古(gu)老(lao)物(wu)(wu)(wu)(wu)(wu)種(zhong)(zhong)資源(yuan),如華蓋木、啄核桃、伯樂樹(shu)(shu)等古(gu)老(lao)而(er)孤立的(de)(de)(de)(de)(de)類(lei)群(qun),從而(er)一直受到植(zhi)物(wu)(wu)(wu)(wu)(wu)學家普遍(bian)重視。在保(bao)護區(qu)(qu)(qu)268.67平方公里的(de)(de)(de)(de)(de)范圍內,分(fen)(fen)(fen)布(bu)(bu)著蕨類(lei)植(zhi)物(wu)(wu)(wu)(wu)(wu)45科100屬(shu)262種(zhong)(zhong),種(zhong)(zhong)子植(zhi)物(wu)(wu)(wu)(wu)(wu)187科946屬(shu)3085種(zhong)(zhong),分(fen)(fen)(fen)布(bu)(bu)密(mi)度達(da)每平方公里有(you)(you)12.5種(zhong)(zhong)維管束植(zhi)物(wu)(wu)(wu)(wu)(wu),植(zhi)物(wu)(wu)(wu)(wu)(wu)種(zhong)(zhong)樹(shu)(shu)超過英倫三島的(de)(de)(de)(de)(de)一倍。還分(fen)(fen)(fen)布(bu)(bu)有(you)(you)野生(sheng)動物(wu)(wu)(wu)(wu)(wu)42目(mu)178科681種(zhong)(zhong)。國家保(bao)護植(zhi)物(wu)(wu)(wu)(wu)(wu)和國家重點保(bao)護植(zhi)物(wu)(wu)(wu)(wu)(wu)各有(you)(you)30種(zhong)(zhong),列入國際貿易公約的(de)(de)(de)(de)(de)植(zhi)物(wu)(wu)(wu)(wu)(wu)有(you)(you)168種(zhong)(zhong)、動物(wu)(wu)(wu)(wu)(wu)有(you)(you)30種(zhong)(zhong),保(bao)護區(qu)(qu)(qu)是華夏植(zhi)物(wu)(wu)(wu)(wu)(wu)群(qun)系的(de)(de)(de)(de)(de)核心(xin)部(bu)分(fen)(fen)(fen),是種(zhong)(zhong)子植(zhi)物(wu)(wu)(wu)(wu)(wu)演(yan)化(hua)的(de)(de)(de)(de)(de)主戰場(chang)之(zhi)一,古(gu)老(lao)和新(xin)生(sheng)類(lei)類(lei)群(qun)在此同(tong)時發展,而(er)形(xing)成一個植(zhi)物(wu)(wu)(wu)(wu)(wu)演(yan)化(hua)的(de)(de)(de)(de)(de)歷史博物(wu)(wu)(wu)(wu)(wu)館,在科學上有(you)(you)重要價值(zhi)。
保(bao)(bao)護(hu)(hu)區(qu)是木(mu)蘭科植物的分布中心,木(mu)蘭科植物要求較高的森林生(sheng)境和較高的濕度條件。全球僅(jin)有保(bao)(bao)護(hu)(hu)區(qu)內(nei)殘遺分布著數(shu)珠華蓋木(mu)大樹,一(yi)直(zhi)受到國(guo)際上的特別關注。保(bao)(bao)護(hu)(hu)區(qu)還是豐富的模(mo)(mo)式種類產地(di),在保(bao)(bao)護(hu)(hu)區(qu)3085種野生(sheng)種子植物中,共有162種新植物的模(mo)(mo)式,是一(yi)個模(mo)(mo)式種類極為集中的地(di)區(qu),對植物研究(jiu)具有重(zhong)要的學術(shu)價值。