Chlamys

from WordNet (r) 3.0 (2006)

chlamys
    n 1: collective term for the outer parts of a flower consisting
         of the calyx and corolla and enclosing the stamens and
         pistils [syn: {perianth}, {chlamys}, {floral envelope},
         {perigone}, {perigonium}]
    2: a short mantle or cape fastened at the shoulder; worn by men
       in ancient Greece

from The Collaborative International Dictionary of English v.0.48

Chlamys \Chla"mys\, n.; pl. E. {Chlamyses}, L. {Chlamydes}. [L.,
   from Gr. ?.]
   A loose and flowing outer garment, worn by the ancient
   Greeks; a kind of cloak.
   [1913 Webster]