资料来源 : pyDict

托叶鞘

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Ochrea \O"chre*a\, n.; pl. {Ochre[ae]e}. [L.]
   1. (Antiq.) A greave or legging.

   2. (Bot.) A kind of sheath formed by two stipules united
      round a stem.