Are Calceolaria and Arrhenatherum both flowers?
Arrhenatherum Arrhenatherum, commonly called oatgrass or button-grass, is a genus of Eurasian and North African plants in grass family.
Caladenia sericea Caladenia sericea, commonly known as the silky blue orchid, is a plant in the orchid family Orchidaceae and is endemic to the south-west of Western Australia. It is a common orchid in the high rainfall areas of the state and has a single, broad, silky leaf and up to four blue-mauve flowers.