noun (plural dichasia)Botany
- A cyme in which each flowering branch gives rise to two or more branches symmetrically placed.More example sentences
- A flowering plant consists of a rosette of hairy basal leaves with long petioles, and from one to several flowering shoots, up to 50 cm tall, each bearing a dichasium of several to many flowers.
- All the species studied have cyathia arranged in pleiochasia and each pleiochasial branch forms several pleiochasia or dichasia; the degree of branching in the inflorescence is variable.
- But if two buds of a sympodial branch sprout at the same time, a more or less fork-shaped pattern, a dichasium, is formed.
late 19th century: modern Latin, from di-1 'two' + Greek khasis 'separation'.
More definitions of dichasiumDefinition of dichasium in:
- The US English dictionary