Fenghwaia gardeniicarpa: A main stem with glabrous surface B young stem with pubescent surface C fertile branches D adaxial (left) and abaxial (right) side of leaf blade, respectively E serrated leaf margin F stipule G inflorescence H flower in anthesis I morphology of petals and stamens J longitudinal section of a flower, showing the stamens enclosed by cucullate petals K young fruit L transection section of an ovary, showing three ovules M mature fruit N transection section of mature fruit with only one well-developed seed O dehiscent capsule P seed, with an elongate and pronounced basal appendage. Photos: G.T. Wang, G.B. Jiang.