A synopsis of the Malagasy endemic genus Megistostegium Hochr. (Hibisceae, Malvaceae)
[摘要] AsynopsisoftheendemicMalagasygenusMegistostegium(Malvaceae)ispresentedbasedonmaterialfromherbariumspecimensandfieldobservations.PrincipleComponentsAnalysis,usingmeasurementsfromherbariumspecimensthroughouttherangeofthegenusandvegetativemeasurementsfromonesiteofsympatrywhereallthreespeciesgrowincloseproximity,assignstheaccessionsofMegistostegiumtothreedistinctclustersthatdifferdramaticallyinhabit,leafsizeandshape,flowersizeandmorphology.Thesecorrespondtothethreetraditionallydelimitedspeciesandthesemorphologicalboundariesappeartobemaintaineddespitegeneflow.Akeytothespeciesispresentedandpollencharacters,ethnobotanicalusesandconservationstatusarealsoincluded.
[发布日期] [发布机构]
[效力级别] [学科分类] 植物学
[关键词] Hibisceae;Malvacaeae;Megistostegium;Madagascar;Hibisceae;Malvacaeae;Megistostegium;Madagascar [时效性]
