perigonium
English Thesaurus
1. collective term for the outer parts of a flower consisting of the calyx and corolla and enclosing the stamens and pistils (noun.plant)
| hypernym | : | plant organ, |
| definition | : | a functional and structural unit of a plant or fungus (noun.plant) |
| hyponym | : | falls, |
| definition | : | the petals or sepals of a flower that bend downward (especially the outer perianth of an iris) (noun.plant) |
| part holonym | : | corolla, |
| definition | : | (botany) the whorl of petals of a flower that collectively form an inner floral envelope or layer of the perianth (noun.plant) |
| part holonym | : | calyx, |
| definition | : | (botany) the whorl of sepals of a flower collectively forming the outer floral envelope or layer of the perianth enclosing and supporting the developing bud; usually green (noun.plant) |
| part meronym | : | bloom, blossom, flower, |
| definition | : | reproductive organ of angiosperm plants especially one having showy or colorful parts (noun.plant) |
| derivation | : | chlamydeous, |
| definition | : | having a floral envelope or perianth consisting of a calyx and/or corolla (adj.all) |
| derivation | : | chlamydeous, |
| definition | : | having a floral envelope or perianth consisting of a calyx and/or corolla (adj.all) |
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