Hydrocharitaceae

Otteliaulvifolia(Planch.)Walp.,Ann.Bot.Syst.3:5101852.【Indigenous】Annualorperennialaquaticherb,witherect,corm-likestems.Leavesbasal,submergedorfloating,linear-lanceolatetoovate-lanceolate,8–45×0.9–11.5cm,basecuneate,apexacutetoobtuse;petioles6.2–100cmlong ......（本文共 749 字 , 4 张图）     [阅读本文] >>