金佛山紫(zi)菊分(fen)布(bu)在四川(chuan)(南川(chuan)金佛山)。
金佛山紫(zi)菊是多年生草本。莖(jing)(jing)(jing)單生,直立,高40-80厘(li)(li)(li)(li)米(mi)(mi)(mi)(mi)(mi)(mi),基(ji)部(bu)直徑4毫(hao)(hao)米(mi)(mi)(mi)(mi)(mi)(mi),上(shang)部(bu)狹圓(yuan)(yuan)(yuan)錐(zhui)花(hua)序(xu)狀(zhuang)(zhuang)分(fen)枝(zhi),分(fen)枝(zhi)纖細,光滑無毛(mao)。基(ji)生葉(xie)(xie)未見;中(zhong)下部(bu)莖(jing)(jing)(jing)葉(xie)(xie)戟狀(zhuang)(zhuang)三角(jiao)形(xing)(xing),長(chang)(chang)(chang)(chang)7-9.5厘(li)(li)(li)(li)米(mi)(mi)(mi)(mi)(mi)(mi),寬(kuan)5.5-6厘(li)(li)(li)(li)米(mi)(mi)(mi)(mi)(mi)(mi),邊緣有(you)(you)稀疏小(xiao)(xiao)尖(jian)頭或(huo)(huo)無小(xiao)(xiao)尖(jian)頭,頂(ding)端漸尖(jian),基(ji)部(bu)寬(kuan)楔形(xing)(xing)或(huo)(huo)幾截(jie)(jie)形(xing)(xing),葉(xie)(xie)柄(bing)有(you)(you)短且(qie)狹的(de)翼(yi),長(chang)(chang)(chang)(chang)達5厘(li)(li)(li)(li)米(mi)(mi)(mi)(mi)(mi)(mi);上(shang)部(bu)莖(jing)(jing)(jing)葉(xie)(xie)與中(zhong)下部(bu)莖(jing)(jing)(jing)葉(xie)(xie)同(tong)形(xing)(xing)但(dan)較(jiao)小(xiao)(xiao)或(huo)(huo)披針形(xing)(xing),包括葉(xie)(xie)柄(bing)長(chang)(chang)(chang)(chang)10厘(li)(li)(li)(li)米(mi)(mi)(mi)(mi)(mi)(mi),寬(kuan)2厘(li)(li)(li)(li)米(mi)(mi)(mi)(mi)(mi)(mi),邊緣有(you)(you)稀疏的(de)小(xiao)(xiao)尖(jian)頭,或(huo)(huo)上(shang)部(bu)莖(jing)(jing)(jing)葉(xie)(xie)不規則菱形(xing)(xing),長(chang)(chang)(chang)(chang)12厘(li)(li)(li)(li)米(mi)(mi)(mi)(mi)(mi)(mi),寬(kuan)約4厘(li)(li)(li)(li)米(mi)(mi)(mi)(mi)(mi)(mi),邊緣有(you)(you)鋸(ju)齒或(huo)(huo)小(xiao)(xiao)鋸(ju)齒,齒頂(ding)有(you)(you)小(xiao)(xiao)尖(jian)頭;花(hua)序(xu)分(fen)枝(zhi)上(shang)的(de)葉(xie)(xie)最小(xiao)(xiao),線(xian)形(xing)(xing),長(chang)(chang)(chang)(chang)1.5-2.5厘(li)(li)(li)(li)米(mi)(mi)(mi)(mi)(mi)(mi),寬(kuan)1.5-2毫(hao)(hao)米(mi)(mi)(mi)(mi)(mi)(mi),邊緣有(you)(you)不明(ming)顯小(xiao)(xiao)尖(jian)頭;全部(bu)葉(xie)(xie)質地薄,兩面(mian)無毛(mao)。頭狀(zhuang)(zhuang)花(hua)序(xu)多數,沿莖(jing)(jing)(jing)排(pai)成狹圓(yuan)(yuan)(yuan)錐(zhui)狀(zhuang)(zhuang)花(hua)序(xu)。總(zong)苞(bao)狹圓(yuan)(yuan)(yuan)柱(zhu)狀(zhuang)(zhuang),長(chang)(chang)(chang)(chang)1厘(li)(li)(li)(li)米(mi)(mi)(mi)(mi)(mi)(mi),寬(kuan)2毫(hao)(hao)米(mi)(mi)(mi)(mi)(mi)(mi);總(zong)苞(bao)片3層(ceng),中(zhong)外(wai)(wai)層(ceng)短或(huo)(huo)最短,卵形(xing)(xing)或(huo)(huo)披針形(xing)(xing),長(chang)(chang)(chang)(chang)1-2.5毫(hao)(hao)米(mi)(mi)(mi)(mi)(mi)(mi),寬(kuan)1毫(hao)(hao)米(mi)(mi)(mi)(mi)(mi)(mi)或(huo)(huo)不足1毫(hao)(hao)米(mi)(mi)(mi)(mi)(mi)(mi),頂(ding)端急(ji)尖(jian),內層(ceng)長(chang)(chang)(chang)(chang),長(chang)(chang)(chang)(chang)橢(tuo)圓(yuan)(yuan)(yuan)形(xing)(xing),長(chang)(chang)(chang)(chang)1厘(li)(li)(li)(li)米(mi)(mi)(mi)(mi)(mi)(mi),寬(kuan)1.5毫(hao)(hao)米(mi)(mi)(mi)(mi)(mi)(mi),頂(ding)端鈍(dun)或(huo)(huo)圓(yuan)(yuan)(yuan)形(xing)(xing),全部(bu)苞(bao)片紫(zi)色(se),外(wai)(wai)面(mian)無毛(mao)。舌狀(zhuang)(zhuang)小(xiao)(xiao)花(hua)紫(zi)色(se),5枚。瘦果(guo)長(chang)(chang)(chang)(chang)橢(tuo)圓(yuan)(yuan)(yuan)形(xing)(xing),紫(zi)色(se),壓扁,長(chang)(chang)(chang)(chang)5毫(hao)(hao)米(mi)(mi)(mi)(mi)(mi)(mi),寬(kuan)0.8毫(hao)(hao)米(mi)(mi)(mi)(mi)(mi)(mi),頂(ding)端截(jie)(jie)形(xing)(xing),無喙,每面(mian)有(you)(you)7條高起的(de)縱肋。冠毛(mao)2層(ceng),白色(se),長(chang)(chang)(chang)(chang)7毫(hao)(hao)米(mi)(mi)(mi)(mi)(mi)(mi),微糙(cao)。