形態特征
滇重樓(lou),別名獨(du)角(jiao)蓮,是多(duo)年(nian)生(sheng)草本(ben)植物。根狀莖粗壯,莖高20-2500px,無(wu)毛,常(chang)(chang)(chang)帶紫(zi)紅色(se)(se)(se),基(ji)部有1~3片(pian)膜質葉(xie)鞘抱莖。葉(xie)5~11枚,綠(lv)(lv)色(se)(se)(se),輪生(sheng),長7~425px,寬2.2~150px,為倒卵(luan)(luan)狀長圓形(xing)(xing)(xing)(xing)或倒披針形(xing)(xing)(xing)(xing),先端(duan)銳尖(jian)或漸尖(jian),基(ji)部楔(xie)形(xing)(xing)(xing)(xing)至圓形(xing)(xing)(xing)(xing),全緣,常(chang)(chang)(chang)具一對明顯的(de)基(ji)出脈,葉(xie)柄長0-50px。花(hua)(hua)(hua)頂(ding)生(sheng)于葉(xie)輪中央,兩性,花(hua)(hua)(hua)梗伸長,花(hua)(hua)(hua)被(bei)兩輪,外輪被(bei)片(pian)4~6,綠(lv)(lv)色(se)(se)(se),卵(luan)(luan)形(xing)(xing)(xing)(xing)或披針形(xing)(xing)(xing)(xing),內輪花(hua)(hua)(hua)被(bei)片(pian)與(yu)外輪花(hua)(hua)(hua)被(bei)片(pian)同(tong)數,線形(xing)(xing)(xing)(xing)或絲狀,黃綠(lv)(lv)色(se)(se)(se),上部常(chang)(chang)(chang)擴大(da)為寬2-5mm的(de)狹匙(chi)形(xing)(xing)(xing)(xing)。雄蕊(rui)2~4輪,8~12枚,花(hua)(hua)(hua)藥長5~10mm,藥隔較(jiao)明顯,長1~2mm。子房近球形(xing)(xing)(xing)(xing),綠(lv)(lv)色(se)(se)(se),具棱或翅,1室。花(hua)(hua)(hua)柱基(ji)紫(zi)色(se)(se)(se),增厚,常(chang)(chang)(chang)角(jiao)盤狀。花(hua)(hua)(hua)柱紫(zi)色(se)(se)(se),花(hua)(hua)(hua)時直(zhi)立,果期(qi)外卷。果近球形(xing)(xing)(xing)(xing),綠(lv)(lv)色(se)(se)(se),不規(gui)則開(kai)(kai)裂。種(zhong)子多(duo)數,卵(luan)(luan)球形(xing)(xing)(xing)(xing),有鮮紅的(de)外種(zhong)皮。花(hua)(hua)(hua)期(qi)4~7月(yue),果10~11月(yue)開(kai)(kai)裂。
滇重(zhong)(zhong)樓有“宜蔭(yin)(yin)畏曬,喜濕忌(ji)燥”的(de)(de)(de)習(xi)性,喜濕潤、蔭(yin)(yin)蔽的(de)(de)(de)環境,在(zai)(zai)地勢平坦(tan)、灌(guan)溉方便、排水(shui)良(liang)好,含腐殖(zhi)質多、有機(ji)質含量(liang)(liang)較(jiao)高的(de)(de)(de)疏松(song)肥沃的(de)(de)(de)砂質壤土中(zhong)生(sheng)(sheng)長(chang)良(liang)好。滇重(zhong)(zhong)樓生(sheng)(sheng)長(chang)過程中(zhong),要求較(jiao)高的(de)(de)(de)空氣濕度(du)和(he)遮蔽度(du)。適宜生(sheng)(sheng)長(chang)在(zai)(zai)海拔為1600~3100m的(de)(de)(de)地區,年(nian)平均氣溫為12~13℃,無霜(shuang)期270天(tian)以上(shang)(shang)。年(nian)降(jiang)雨(yu)量(liang)(liang)850~1200mm,降(jiang)雨(yu)量(liang)(liang)集中(zhong)在(zai)(zai)6~9月間(jian),空氣濕度(du)在(zai)(zai)75%以上(shang)(shang),土壤夜(ye)潮(chao),能(neng)滿(man)足(zu)滇重(zhong)(zhong)樓生(sheng)(sheng)長(chang)發育(yu)對土壤含水(shui)量(liang)(liang)的(de)(de)(de)需(xu)求。在(zai)(zai)種植滇重(zhong)(zhong)樓時,建造(zao)的(de)(de)(de)蔭(yin)(yin)棚遮蔭(yin)(yin)度(du)在(zai)(zai)60%-70%之間(jian),散射光(guang)能(neng)有效(xiao)促進滇重(zhong)(zhong)樓的(de)(de)(de)生(sheng)(sheng)長(chang)。
分布范圍
主要分布(bu)在云南(nan)騰沖、云南(nan)龍陵(ling)。
主要價值
藥用價值
我國(guo)傳統中醫認為:滇重樓(lou)有清熱(re)解毒、消腫(zhong)止(zhi)痛(tong)、涼肝定驚之(zhi)功效,用于癰腫(zhong)、咽(yan)喉腫(zhong)痛(tong)、毒蛇咬傷(shang)、跌打傷(shang)痛(tong)、驚風抽搐等癥。
滇重樓藥(yao)材呈結(jie)節狀(zhuang)扁圓柱形,略(lve)彎曲(qu),長5-300px,直徑1.0-112.5px。表(biao)面黃(huang)棕(zong)(zong)色或(huo)灰棕(zong)(zong)色,外皮脫落(luo)處呈白色;密具(ju)層(ceng)狀(zhuang)突起(qi)的粗環(huan)紋。一面結(jie)節明顯,結(jie)節上具(ju)橢圓形凹陷(xian)莖痕(hen);另一面有疏生的須根或(huo)疣狀(zhuang)須根痕(hen)。頂端具(ju)鱗葉及(ji)莖的殘(can)基。質(zhi)堅實,斷面平坦(tan),白色至(zhi)淺(qian)棕(zong)(zong)色,粉性或(huo)角質(zhi)。氣微(wei),味微(wei)苦、麻。
通過(guo)對滇重(zhong)(zhong)樓植物的(de)化學成(cheng)(cheng)分分析(xi),已從中分離鑒(jian)定了50余種化合物,主(zhu)要有脂(zhi)肪酸酯、甾(zai)(zai)醇及其甙(dai)(dai)、黃酮甙(dai)(dai)、C27甾(zai)(zai)體(ti)皂(zao)甙(dai)(dai)、C21孕甾(zai)(zai)烷(wan)(wan)甙(dai)(dai)、β-蛻皮(pi)激(ji)素(su)及多糖(tang),其中甾(zai)(zai)體(ti)皂(zao)甙(dai)(dai)44種,占總化合物的(de)80%以上(shang),甾(zai)(zai)體(ti)皂(zao)甙(dai)(dai)元(yuan)為螺甾(zai)(zai)烷(wan)(wan)醇類(lei)(lei)(lei)、異螺甾(zai)(zai)烷(wan)(wan)醇類(lei)(lei)(lei)、味甾(zai)(zai)烷(wan)(wan)醇類(lei)(lei)(lei)以及變(bian)形螺甾(zai)(zai)類(lei)(lei)(lei),均有很強的(de)生(sheng)理和藥(yao)(yao)理活性。現代藥(yao)(yao)理研究重(zhong)(zhong)樓有止血、祛(qu)痰和抑菌、鎮靜鎮痛、抗早孕殺(sha)滅精子、抗細胞毒等(deng)作用,臨床用于(yu)治療(liao)功能(neng)性子宮出血、神(shen)經性皮(pi)炎、外科炎癥以及腫(zhong)瘤等(deng),具有顯(xian)著的(de)療(liao)效。在我(wo)國,重(zhong)(zhong)樓是著名(ming)的(de)中成(cheng)(cheng)藥(yao)(yao)云(yun)南白藥(yao)(yao)、季(ji)德(de)勝蛇藥(yao)(yao)片(pian)、宮血寧膠(jiao)囊等(deng)的(de)主(zhu)要組成(cheng)(cheng)藥(yao)(yao)物。
重樓化學成分(fen)復雜,藥理(li)活(huo)(huo)性強,臨(lin)床應用(yong)范圍廣,國內外學者著(zhu)眼于其生理(li)活(huo)(huo)性和獨特的(de)藥用(yong)價值,通過(guo)現代藥理(li)研(yan)究,為重樓的(de)一些(xie)臨(lin)床應用(yong)提供了理(li)論依據,同時發(fa)現了一些(xie)新的(de)作用(yong),顯示了良好的(de)發(fa)展前景。
經濟價值
中藥(yao)重(zhong)(zhong)樓(lou)(lou)(lou)(lou)仍主要(yao)來自(zi)野(ye)生,尚(shang)無大規模人工種(zhong)植的(de)(de)產品。隨著(zhu)中醫(yi)藥(yao)產業的(de)(de)快速(su)發展,以重(zhong)(zhong)樓(lou)(lou)(lou)(lou)為(wei)原(yuan)料的(de)(de)生產企業用(yong)藥(yao)量(liang)大幅度(du)增加,長期(qi)掠奪性采挖使野(ye)生重(zhong)(zhong)樓(lou)(lou)(lou)(lou)越來越少。重(zhong)(zhong)樓(lou)(lou)(lou)(lou)從種(zhong)植到收獲(huo)利(li)用(yong)需(xu)8-10年的(de)(de)時間(jian),制(zhi)(zhi)藥(yao)企業為(wei)獲(huo)取更多原(yuan)料,大幅度(du)提高(gao)重(zhong)(zhong)樓(lou)(lou)(lou)(lou)收購(gou)(gou)價(jia)格(ge),收購(gou)(gou)價(jia)格(ge)達(da)1000元/kg以上。收購(gou)(gou)價(jia)格(ge)上漲藥(yao)農(nong)采挖積(ji)極性,采挖速(su)度(du)遠(yuan)(yuan)遠(yuan)(yuan)超過了自(zi)然(ran)生長速(su)度(du),導(dao)致重(zhong)(zhong)樓(lou)(lou)(lou)(lou)資(zi)源(yuan)(yuan)已(yi)呈稀(xi)缺(que)狀態(tai)。據資(zi)料顯(xian)示,分布于我(wo)國(guo)境內的(de)(de)野(ye)生重(zhong)(zhong)樓(lou)(lou)(lou)(lou)80%已(yi)被(bei)開發利(li)用(yong),僅剩下20%的(de)(de)資(zi)源(yuan)(yuan)。我(wo)國(guo)每年消耗(hao)重(zhong)(zhong)樓(lou)(lou)(lou)(lou)1000噸(dun)以上,且全部(bu)為(wei)野(ye)生重(zhong)(zhong)樓(lou)(lou)(lou)(lou),現有資(zi)源(yuan)(yuan)再經過5年左右的(de)(de)采挖可能枯竭。重(zhong)(zhong)樓(lou)(lou)(lou)(lou)資(zi)源(yuan)(yuan)的(de)(de)稀(xi)缺(que)有可能成(cheng)為(wei)制(zhi)(zhi)約云南(nan)相關制(zhi)(zhi)藥(yao)產業可持(chi)續發展的(de)(de)瓶頸。因此(ci),僅依(yi)靠野(ye)生資(zi)源(yuan)(yuan)已(yi)遠(yuan)(yuan)遠(yuan)(yuan)不(bu)能滿足(zu)市(shi)場(chang)的(de)(de)需(xu)求,人工種(zhong)植成(cheng)為(wei)解決重(zhong)(zhong)樓(lou)(lou)(lou)(lou)資(zi)源(yuan)(yuan)匱(kui)乏(fa)的(de)(de)必然(ran)選擇。而且隨著(zhu)中藥(yao)材市(shi)場(chang)的(de)(de)不(bu)斷擴大和重(zhong)(zhong)樓(lou)(lou)(lou)(lou)本身所具(ju)有的(de)(de)良好藥(yao)效,重(zhong)(zhong)樓(lou)(lou)(lou)(lou)的(de)(de)需(xu)求量(liang)必然(ran)將大幅度(du)提高(gao),價(jia)格(ge)還會(hui)上揚。
于2011年5月,由(you)省(sheng)科(ke)技(ji)廳主(zhu)(zhu)持(chi),對(dui)云(yun)南省(sheng)農業科(ke)學(xue)院藥用(yong)植物研(yan)究(jiu)所承(cheng)擔,麗江云(yun)鑫綠色生物開發(fa)有(you)限公(gong)司和(he)云(yun)南省(sheng)農業科(ke)學(xue)院高(gao)山經濟植物研(yan)究(jiu)所協作研(yan)究(jiu)的重點新產(chan)品計劃“滇重樓優(you)勢種源繁育及(ji)三段栽培(pei)法研(yan)究(jiu)與應用(yong)示范”(2008BC003)進(jin)行了結題驗收和(he)成果(guo)鑒定。省(sheng)科(ke)技(ji)廳機關(guan)黨委和(he)振(zhen)遠副(fu)書記主(zhu)(zhu)持(chi)驗收,獎(jiang)勵辦(ban)秦穆主(zhu)(zhu)任主(zhu)(zhu)持(chi)成果(guo)鑒定,社發(fa)處高(gao)陽一副(fu)調研(yan)員、省(sheng)農科(ke)院科(ke)研(yan)處屈云(yun)慧副(fu)處長等參加了會議。
滇(dian)(dian)重(zhong)(zhong)(zhong)樓(lou)(lou)是宮血(xue)寧、熱毒清、抗(kang)病(bing)(bing)(bing)(bing)毒顆粒(li)和(he)季德勝蛇(she)藥(yao)片等(deng)產(chan)(chan)品(pin)的(de)(de)(de)主要原(yuan)料(liao)。該項目針對生產(chan)(chan)中滇(dian)(dian)重(zhong)(zhong)(zhong)樓(lou)(lou)生長(chang)周期長(chang)達9~10年的(de)(de)(de)實(shi)際,創新了(le)(le)三(san)(san)段(duan)(duan)栽(zai)(zai)(zai)(zai)培(pei)(pei)法(fa),制定了(le)(le)相應的(de)(de)(de)三(san)(san)段(duan)(duan)栽(zai)(zai)(zai)(zai)培(pei)(pei)法(fa)規(gui)(gui)范化栽(zai)(zai)(zai)(zai)培(pei)(pei)規(gui)(gui)程;選育(yu)登(deng)記了(le)(le)“滇(dian)(dian)重(zhong)(zhong)(zhong)樓(lou)(lou)1號(hao)”和(he)“滇(dian)(dian)重(zhong)(zhong)(zhong)樓(lou)(lou)2號(hao)”2個有(you)效(xiao)(xiao)成(cheng)分(fen)含量高(gao)、產(chan)(chan)量高(gao)的(de)(de)(de)抗(kang)病(bing)(bing)(bing)(bing)新品(pin)種;建立(li)了(le)(le)滇(dian)(dian)重(zhong)(zhong)(zhong)樓(lou)(lou)種子規(gui)(gui)模化育(yu)苗(miao)技(ji)(ji)術(shu)體系;弄清了(le)(le)滇(dian)(dian)重(zhong)(zhong)(zhong)樓(lou)(lou)葉(xie)斑病(bing)(bing)(bing)(bing)發(fa)(fa)病(bing)(bing)(bing)(bing)規(gui)(gui)律,提出了(le)(le)切(qie)實(shi)有(you)效(xiao)(xiao)的(de)(de)(de)滇(dian)(dian)重(zhong)(zhong)(zhong)樓(lou)(lou)葉(xie)斑病(bing)(bing)(bing)(bing)防治(zhi)方法(fa);制定了(le)(le)云南(nan)省(sheng)地方標(biao)準(zhun)“滇(dian)(dian)重(zhong)(zhong)(zhong)樓(lou)(lou)品(pin)種評價技(ji)(ji)術(shu)規(gui)(gui)程”和(he)“滇(dian)(dian)重(zhong)(zhong)(zhong)樓(lou)(lou)三(san)(san)段(duan)(duan)式栽(zai)(zai)(zai)(zai)培(pei)(pei)技(ji)(ji)術(shu)規(gui)(gui)程”2項;獲(huo)得發(fa)(fa)明專(zhuan)利“一(yi)種人工(gong)三(san)(san)段(duan)(duan)栽(zai)(zai)(zai)(zai)培(pei)(pei)重(zhong)(zhong)(zhong)樓(lou)(lou)的(de)(de)(de)方法(fa)”和(he)“一(yi)種能有(you)效(xiao)(xiao)防治(zhi)滇(dian)(dian)重(zhong)(zhong)(zhong)樓(lou)(lou)葉(xie)斑病(bing)(bing)(bing)(bing)的(de)(de)(de)方法(fa)”2項;發(fa)(fa)表(biao)論(lun)文(wen)11篇(pian),編(bian)寫優質高(gao)產(chan)(chan)栽(zai)(zai)(zai)(zai)培(pei)(pei)技(ji)(ji)術(shu)叢書“滇(dian)(dian)重(zhong)(zhong)(zhong)樓(lou)(lou)栽(zai)(zai)(zai)(zai)培(pei)(pei)技(ji)(ji)術(shu)”2部,為(wei)滇(dian)(dian)重(zhong)(zhong)(zhong)樓(lou)(lou)科研和(he)生產(chan)(chan)提供重(zhong)(zhong)(zhong)要了(le)(le)參考。現已在麗江(jiang)玉(yu)龍縣建立(li)了(le)(le)滇(dian)(dian)重(zhong)(zhong)(zhong)樓(lou)(lou)“三(san)(san)段(duan)(duan)栽(zai)(zai)(zai)(zai)培(pei)(pei)法(fa)”示范基地2254畝,2010年經(jing)濟效(xiao)(xiao)益達1.3631億元,取(qu)得顯著(zhu)的(de)(de)(de)經(jing)濟、社(she)會(hui)和(he)生態效(xiao)(xiao)益。
滇重(zhong)樓優勢種(zhong)源繁(fan)育及三段栽培法研(yan)究使云南(nan)滇重(zhong)樓品種(zhong)結(jie)構進一步優化,形成(cheng)了系列品種(zhong),品種(zhong)結(jie)構更(geng)趨合理。形成(cheng)了科研(yan)與(yu)企業結(jie)合的(de)(de)公司(si)+基地(di)+農戶的(de)(de)產業化開發模式(shi),為(wei)云南(nan)省重(zhong)要中藥材滇重(zhong)樓的(de)(de)發展奠定了良好的(de)(de)基礎。
結題(ti)驗收(shou)專家(jia)組和(he)成(cheng)果鑒定委員會認真(zhen)聽取了項(xiang)目(mu)組匯(hui)報(bao),查閱資料、質(zhi)詢和(he)討論(lun)后,一致認為:研究成(cheng)果有重要創新性,成(cheng)果水平總體達到國內領先水平。