Morphological features: annual grass flower, plant height about 30cm, leaves alternate, lanceolate, head inflorescence with tongue shaped flowers, orange or white, petals shiny, satin like, achenes, two kinds of fruit shapes, so it is called heterocarpa.
Growth environment: warm but not cold resistant.
Main value: heterocarpa.are large and colorful. It can be used as spring flower bed material, flower border and rock garden, or potted.