The lianescent species of Grewia L. (Malvaceae s.l., formerly Tiliaceae) in Madagascar

[摘要] ThreelianaspeciesofGrewiaL.aredescribedfromMadagascar,bringingtofivethemembersofthegenusontheislandtoexhibitthishabit.GrewiamanomboensisG.E.Schatz,Randrian.amp;Lowry,sp.nov.,G.rabehevitraeRandrian.,Lowryamp;G.E.Schatz,sp.nov.andG.rufostellataRandrian.,Lowryamp;G.E.Schatz,sp.nov.,allthreeofwhichoccurinlow-tomid-elevationhumideasternforest,canbedistinguishedfromoneanotherbyseveralfeatures,includingdifferencesintheleaves(size,marginandprominenceofthetertiaryvenation),pedicels(length,diameterandtrichomedensity),sepalsize,indumenttypeandcolor,andpetalshape.Illustrationsareprovidedforeachnewtaxonandphotographsfortwoofthem,alongwitharangemap,preliminaryassessmentsoftheconservationstatusofeachspecies,andanidentificationkeyinEnglishandFrench.

[学科分类] 植物学

[关键词] Malvaceae;Grewia;liana;Madagascar;conservation new species;Malvaceae;Grewia;liane;Madagascar;conservation;espèces nouvelles