生于林中或林緣,海拔(ba)約100米。產于吉林、遼寧(ning)。朝(chao)鮮有分(fen)布。
多(duo)年生草(cao)本,高約(yue)(yue)30厘(li)米(mi)(mi)。根(gen)狀(zhuang)(zhuang)莖塊根(gen)狀(zhuang)(zhuang),直(zhi)徑約(yue)(yue)2厘(li)米(mi)(mi);地上莖直(zhi)立,草(cao)質(zhi)多(duo)汁,禾稈黃(huang)色,頂生1葉(xie)(xie)(xie)。葉(xie)(xie)(xie)為三(san)出或(huo)二回三(san)出羽(yu)狀(zhuang)(zhuang)復葉(xie)(xie)(xie),草(cao)質(zhi),小葉(xie)(xie)(xie)具柄(bing),長(chang)(chang)約(yue)(yue)2厘(li)米(mi)(mi),葉(xie)(xie)(xie)片(pian)(pian)3深裂至(zhi)基部,裂片(pian)(pian)長(chang)(chang)圓形(xing)(xing)至(zhi)長(chang)(chang)圓狀(zhuang)(zhuang)披(pi)針形(xing)(xing),長(chang)(chang)3-4厘(li)米(mi)(mi),全緣,先(xian)端(duan)鈍(dun)圓,上面(mian)綠色,背(bei)面(mian)淡綠色;托葉(xie)(xie)(xie)大(da),2片(pian)(pian),先(xian)端(duan)2-3淺(qian)裂。總狀(zhuang)(zhuang)花(hua)(hua)序(xu)頂生,單一,具花(hua)(hua)5-10朵,花(hua)(hua)序(xu)梗(geng)長(chang)(chang)約(yue)(yue)8厘(li)米(mi)(mi);花(hua)(hua)梗(geng)纖(xian)細,下部花(hua)(hua)梗(geng)長(chang)(chang)2-2.5厘(li)米(mi)(mi),上部花(hua)(hua)梗(geng)較短(duan);苞片(pian)(pian)寬卵形(xing)(xing),長(chang)(chang)約(yue)(yue)5毫米(mi)(mi),寬約(yue)(yue)6毫米(mi)(mi);花(hua)(hua)淡黃(huang)色;萼片(pian)(pian)5-6,倒卵形(xing)(xing),長(chang)(chang)約(yue)(yue)5毫米(mi)(mi),寬約(yue)(yue)3毫米(mi)(mi),先(xian)端(duan)鈍(dun)圓;花(hua)(hua)瓣6,蜜(mi)腺狀(zhuang)(zhuang),長(chang)(chang)約(yue)(yue)3毫米(mi)(mi),先(xian)端(duan)平截;雄蕊6,長(chang)(chang)約(yue)(yue)4毫米(mi)(mi);雌蕊基部具短(duan)柄(bing)或(huo)近無柄(bing),子房卵形(xing)(xing),胚珠(zhu)2-3枚(mei),花(hua)(hua)柱極短(duan),柱頭(tou)平截。蒴果(guo)扁(bian)球形(xing)(xing),直(zhi)徑約(yue)(yue)6毫米(mi)(mi),5瓣裂至(zhi)中部。種子通常2枚(mei),壓扁(bian)。花(hua)(hua)期4-5月,果(guo)期5-6月。