中國天門冬科一新記錄種一一紫花蜘蛛抱蛋

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中圖分類號:Q949 文獻標識碼:A 文章編號:1000-3142(2025)04-0787-06
A newly recorded species of Aspidistra (Asparagaceae) from China: Aspidistra xuansonensis var. violiflora
LI Meixian , LU Qiuyan ,LI Jianling3,WEI Yujing2,LIN Chunrui (1.Colegeof ifeciences,GuangxiNoralUniversityGuilin54O6,Guangxi,China;2.Guangxi IstituteofBotanyGuangi Zhuang Autonomous Region and Chinese Academy of Sciences, Guilin 54106, Guangxi, China; 3.GuangxiForestryResearch Institute,Nanning 53o0O2,China)
Abstract:Aspidistra xuansonensis var.violiflora is reported here asanewlyrecordedtaxaforthefirsttimein China from the karstregionofYunnanProvince.Itissimilar toA.saxicolaY.Wan,butitcanbedistinguishedbyitsstamens inserted at the lower part of perigone tube,variable stigma shape,white upper surface,and irrgular wavy at margins.A. xuansonensis var.violifloraand A.xuansonensis var.xuansonensis were previously knownonly from the Xuan
Son National Park,Phu Tho Province,Vietnam.Recently,we found A . xuansonensisvar. violiflora in Hekou Yao Autonomous County,Yunnan Province,China.Thenew discovery enriches the diversity for the genus Aspidistra in China,whichhassome biogeographical significance forthestudyof Aspidistra in Sino-Vietnamese border areas,and also provides potential resources forthe development of this genus in landscaping and horticulture.Detailed characteristic descriptions,pollen morphologyandcolor plates are provided for identification,and the changes in flowercolorofthe genus Aspidistra were discussed.
KeyWords:Aspidistraxuansonensisvar.violiflora,karst,newrecord,Yunnan,Sino-Vietnameseborderreas
蜘蛛抱蛋屬(AspidistraKer-Gawle)全球自然分布于亞州東南部的熱帶與亞熱帶地區(qū),主要分布于中國南部與越南,極少數(shù)種類分布于泰國、老撾、日本、印度和馬來西亞(Liang&Tamura,2000;李光照,2004;Tillich,2014,2023)。(剩余8689字)