Asteraceae is a large family of flowering plants that consists of over 32,000 known species in over 1,900 genera within the order Asterales. The number of species in Asteraceae is rivaled only by the
Helenium
…Helenium is a genus of annuals and herbaceous perennial plants in the family Asteraceae, native to the Americas. They bear yellow or orange daisy-like composite flowers. A number of these species (particularly Helenium autumnale) have the…
Asteracea poster 3
A typical Asteraceae flower head, showing the (five) individual ray florets and the (approximately 16) disk florets of Bidens torta specimen