金佛山紫菊分布在(zai)四川(南川金佛山)。
金佛山紫菊是多(duo)(duo)年生草本。莖(jing)(jing)(jing)單生,直立(li),高40-80厘(li)(li)米(mi)(mi)(mi)(mi)(mi),基(ji)(ji)部直徑4毫(hao)米(mi)(mi)(mi)(mi)(mi),上(shang)(shang)部狹圓(yuan)(yuan)錐花(hua)(hua)(hua)(hua)序(xu)狀分枝,分枝纖(xian)細,光滑無(wu)毛(mao)。基(ji)(ji)生葉(xie)(xie)(xie)(xie)未(wei)見;中下部莖(jing)(jing)(jing)葉(xie)(xie)(xie)(xie)戟狀三角(jiao)形(xing)(xing)(xing),長(chang)7-9.5厘(li)(li)米(mi)(mi)(mi)(mi)(mi),寬(kuan)(kuan)(kuan)(kuan)(kuan)5.5-6厘(li)(li)米(mi)(mi)(mi)(mi)(mi),邊緣有(you)稀(xi)疏小(xiao)尖頭(tou)(tou)或(huo)(huo)(huo)無(wu)小(xiao)尖頭(tou)(tou),頂端(duan)漸尖,基(ji)(ji)部寬(kuan)(kuan)(kuan)(kuan)(kuan)楔形(xing)(xing)(xing)或(huo)(huo)(huo)幾截形(xing)(xing)(xing),葉(xie)(xie)(xie)(xie)柄(bing)有(you)短(duan)且狹的翼(yi),長(chang)達5厘(li)(li)米(mi)(mi)(mi)(mi)(mi);上(shang)(shang)部莖(jing)(jing)(jing)葉(xie)(xie)(xie)(xie)與(yu)中下部莖(jing)(jing)(jing)葉(xie)(xie)(xie)(xie)同(tong)形(xing)(xing)(xing)但較小(xiao)或(huo)(huo)(huo)披針(zhen)(zhen)形(xing)(xing)(xing),包括葉(xie)(xie)(xie)(xie)柄(bing)長(chang)10厘(li)(li)米(mi)(mi)(mi)(mi)(mi),寬(kuan)(kuan)(kuan)(kuan)(kuan)2厘(li)(li)米(mi)(mi)(mi)(mi)(mi),邊緣有(you)稀(xi)疏的小(xiao)尖頭(tou)(tou),或(huo)(huo)(huo)上(shang)(shang)部莖(jing)(jing)(jing)葉(xie)(xie)(xie)(xie)不規則菱形(xing)(xing)(xing),長(chang)12厘(li)(li)米(mi)(mi)(mi)(mi)(mi),寬(kuan)(kuan)(kuan)(kuan)(kuan)約4厘(li)(li)米(mi)(mi)(mi)(mi)(mi),邊緣有(you)鋸齒(chi)或(huo)(huo)(huo)小(xiao)鋸齒(chi),齒(chi)頂有(you)小(xiao)尖頭(tou)(tou);花(hua)(hua)(hua)(hua)序(xu)分枝上(shang)(shang)的葉(xie)(xie)(xie)(xie)最(zui)小(xiao),線形(xing)(xing)(xing),長(chang)1.5-2.5厘(li)(li)米(mi)(mi)(mi)(mi)(mi),寬(kuan)(kuan)(kuan)(kuan)(kuan)1.5-2毫(hao)米(mi)(mi)(mi)(mi)(mi),邊緣有(you)不明(ming)顯小(xiao)尖頭(tou)(tou);全部葉(xie)(xie)(xie)(xie)質地(di)薄,兩面(mian)無(wu)毛(mao)。頭(tou)(tou)狀花(hua)(hua)(hua)(hua)序(xu)多(duo)(duo)數,沿莖(jing)(jing)(jing)排成狹圓(yuan)(yuan)錐狀花(hua)(hua)(hua)(hua)序(xu)。總苞(bao)(bao)狹圓(yuan)(yuan)柱狀,長(chang)1厘(li)(li)米(mi)(mi)(mi)(mi)(mi),寬(kuan)(kuan)(kuan)(kuan)(kuan)2毫(hao)米(mi)(mi)(mi)(mi)(mi);總苞(bao)(bao)片3層,中外層短(duan)或(huo)(huo)(huo)最(zui)短(duan),卵形(xing)(xing)(xing)或(huo)(huo)(huo)披針(zhen)(zhen)形(xing)(xing)(xing),長(chang)1-2.5毫(hao)米(mi)(mi)(mi)(mi)(mi),寬(kuan)(kuan)(kuan)(kuan)(kuan)1毫(hao)米(mi)(mi)(mi)(mi)(mi)或(huo)(huo)(huo)不足1毫(hao)米(mi)(mi)(mi)(mi)(mi),頂端(duan)急尖,內層長(chang),長(chang)橢(tuo)圓(yuan)(yuan)形(xing)(xing)(xing),長(chang)1厘(li)(li)米(mi)(mi)(mi)(mi)(mi),寬(kuan)(kuan)(kuan)(kuan)(kuan)1.5毫(hao)米(mi)(mi)(mi)(mi)(mi),頂端(duan)鈍或(huo)(huo)(huo)圓(yuan)(yuan)形(xing)(xing)(xing),全部苞(bao)(bao)片紫色(se),外面(mian)無(wu)毛(mao)。舌狀小(xiao)花(hua)(hua)(hua)(hua)紫色(se),5枚(mei)。瘦果長(chang)橢(tuo)圓(yuan)(yuan)形(xing)(xing)(xing),紫色(se),壓(ya)扁,長(chang)5毫(hao)米(mi)(mi)(mi)(mi)(mi),寬(kuan)(kuan)(kuan)(kuan)(kuan)0.8毫(hao)米(mi)(mi)(mi)(mi)(mi),頂端(duan)截形(xing)(xing)(xing),無(wu)喙,每面(mian)有(you)7條(tiao)高起的縱肋。冠(guan)毛(mao)2層,白色(se),長(chang)7毫(hao)米(mi)(mi)(mi)(mi)(mi),微糙(cao)。