中国姜科一新种及一新变种

垂序姜花 新种 图1 Hedychium nutantiflorum H.Dong et G.J.Xu,sp.nov. Species habitu H.hookeri Baker similis,sed inflorescentiis nutantibus,bracteis haudimbricatis,labellis bipartitis fere usque ad basin differt. Herba humilis,47～100 cm alta.Caulis basi strumosus subglobosus.Laminae elliptico-lanceolatae vel angusto-lanceolatae,15～27 cm longae,3～4 cm latae,apice acuminatae,basi angustatae vel breve angustatae,utrinque glabrae;petioli c.0.5 cm longi;ligulae ob-tusae,0.2～0.4 cm longae,glabrae,purpureae.Spicae breves,4.6～5 cm longae,un-tantes glabrae;bracteae membranaceae,basi connatae,0.7～1 cm longae,uniflorae;