Hedychium viridibracteatum X. Hu

Figure 1. Hedychiumviridibracteatum X.Hu, sp. nov., holotype, A upper leaves and inflorescence B flower C bract D ovary and glands E calyx tube F floral tube with calyx tube wrapped outside G corolla lobe H lateral staminodes I labellum J stamen K anther L stigma. Drawings Y. X. Liu.

Figure 2. Hedychiumviridibracteatum X.Hu, sp. nov., flowers and their parts: A bract B bracteole C ovary D calyx tube E floral tube F corolla lobe G lateral staminodes H labellum I labellum claw J filament K anther.

Figure 3. Hedychiumviridibracteatum X.Hu sp. nov. A habit (growing on rocks) B rachis and bracts (pubescent) C ligule (glabrous) D inflorescence at anthesis E leaf blade surface (adaxial view) F leaf blade surface (abaxial view) G rhizome H portions of inflorescence (2–4 flowers per bract).

Figure 4. Histogram of relative DNA content of nuclei isolated from the leaves of the new plant and related Hedychium species. AH.coronarium (control) BH.viridibracteatumCH.villosumvar.tenuiflorumDH.villosumvar.villosum.

Figure 5. Distribution and flowering of Hedychiumviridibracteatum X.Hu, sp. nov. and the related species H.villosumvar.tenuiflorum and H.villosumvar.villosum.