Salviniaceae

SalviniaadnataDesv.,Mém.Soc.Linn.Paris6:1771827.=SalviniamolestaD.S.Mitch.【Exotic,fromtropicalAmerica】Aquaticherbwithslenderbranchedsiphonostelicrootlessrhizomes.Leavesarrangedinwhorlsof3;theupper2floating,oblongtoobovateororbicular,ca.2.5×2.4–3cm,baserou ......（本文共 571 字 , 2 张图）     [阅读本文] >>