Floral ontogeny of Rivina humilis (Phytolaccaceae) Floral Ontogeny in Itea yunnanensis (Iteaceae) Progress in Zingiberaceae Researches Early floral development of Adinandra latifolia (Theaceae) Ontogeny of Staminate and Carpellate Flowers of Schisandra sphenanthera(Schisandraceae) Floral Ontogeny of Two Species in Magnolia L. Comparative floral development in the tribe Mentheae (Nepetoideae: Lamiaceae) and its bearing on the evolution of floral patterns in asterids Does the relative importance of resource competition and architectural effect in floral variation vary with stages of floral ontogeny?