rumex hydrolapathum

2 definitions found

rumex hydrolapathum - Collaborative International Dictionary of English v.0.48 :

  Parella \Pa*rel"la\, Parelle \Pa`relle\, n. [Cf. F. parelle.]
     (Bot.)
     (a) A name for two kinds of dock (Rumex Patientia and
         Rumex Hydrolapathum).
     (b) A kind of lichen (Lecanora parella) once used in dyeing
         and in the preparation of litmus.
         [1913 Webster]

  Water dock \Wa"ter dock`\ (Bot.)
     A tall, coarse dock growing in wet places. The American water
     dock is Rumex orbiculatus, the European is Rumex Hydrolapathum
     .
     [1913 Webster]