Hoya Flower Morphology. The most prominent part is the petals or the corolla which form the typical 5-lobed star-shaped hoya flower. 7 Cross section of corpusculum.
6 Cross section of guide rail proper. The morphology of the pollinating apparatus consisting of guide rails stamens pollinaria and stigmas of selected species of Hoya and of Dischidia as well as of Stephanotis floribunda and of. In the center of its flower is the corona which is also 5-lobed.
Carnosa Mochizuki et al 2017.
Inside the corona are the stamens and pistils hidden. 26042007 complex fleshy flowers of Hoya comprise a pentamer- ous corolla that is highly variable in shape color and dimensions. Angustifolia is indistinguishable from H. Arrows point to borderline between tissues of corolla and filament tube.