Perianth1. (n.) The leaves of a flower generally, especially when the calyx and corolla are not readily distinguished.
2. (n.) A saclike involucre which encloses the young fruit in most hepatic mosses.
Thesaurus Entries
Havana, O, androecium, annular muscle, annulus, anthelion, anther, antisun, areola, aura, aureole, belvedere, box of cigars, calyx, carpel, ceiling fixture, chandelier, chaplet, cheroot, chromosphere, cigar, cigar box, cigar case, cigar cutter, cigarillo, circle, circlet, circuit, circumference, circus, closed circle, colorado, corolla, corolla tube, corona lucis, coronet, countersun, crown, cycle, daystar, diadem, discus, disk, electrolier, epicalyx, eternal return, fairy ring, garland, gasolier, glory, gynoecium, halo, humidor, lasso, logical circle, loop, looplet, lunar corona, lunar halo, luster, magic circle, megasporophyll, microsporophyll, mock moon, mock sun, moon dog, nimbus, noose, orb of day, orbit, paraselene, parhelic circle, parhelion, perianth, petal, photosphere, pistil, radius, rainbow, receptacle, ring, rondelle, rope, round, roundel, saucer, solar corona, solar flare, solar halo, solar prominence, solar wind, sphincter, stamen, stigma, stinker, stogie, style, sun, sun dog, torus, trichinopoly, vicious circle, wheel, wreath