noun (plural calyces /ˈkāləˌsēz/ /ˈkal-/ or calyxes)
1 Botany The sepals of a flower, typically forming a whorl that encloses the petals and forms a protective layer around a flower in bud. Compare with corolla.
- Similar to the color traits, plant prickles were also evaluated for individual organs including stem, leaf, and flower and fruit calyxes.
- Unlike with other bulb flowers, the calyxes of amaryllises do not open quickly, so consider this when using them in flower arrangements for certain occasions.
- The flower has a tubular calyx with four ovate lobes and a corolla with four overlapping petals.
2 Zoology A cuplike cavity or structure, in particular.
2.3The plated body of a crinoid, excluding the stalk and arms.
- The pattern of proximal axes being more aborally inclined than are distal axes is similar to that in C axes of crinoid calyx plates.
- Although very few crinoid calyxes were encountered in the samples, columnals were ubiquitous and provided the basis for identification of crinoid genera.
- The characters that make this species distinct from the members of the C. sampsoni clade are primarily the thin-plated calyx and basal plates, which are higher than wide.
Late 17th century: from Latin, from Greek kalux 'case of a bud, husk', related to kaluptein 'to hide'.
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