noun (plural cypselae /-lē/)Botany
A dry, single-seeded fruit formed from a double ovary, of which only one develops into a seed, as in the daisy family.
- Viable cypselae of any aster or goldenrod from anywhere in the world is most welcomed by the lab.
- Species are annuals, biennials or rhizomatous perennials and have dimorphic cypselae with the ray fruit lacking a well developed crown of bristles.
- The cypsela of the perennial dandelion is classified as an anthocarp.
Late 19th century: modern Latin, from Greek kupselē 'hollow vessel'.
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