water parsnip

3 definitions found

water parsnip - Collaborative International Dictionary of English v.0.48 :

  Parsnip \Pars"nip\ (p[aum]rs"n[i^]p), n. [OE. parsnepe, from a
     French form, fr. L. pastinaca; cf. pastinare to dig up,
     pastinum a kind of dibble; cf. OF. pastenade, pastenaque.]
     (Bot.)
     The aromatic and edible spindle-shaped root of the cultivated
     form of the Pastinaca sativa, a biennial umbelliferous
     plant which is very poisonous in its wild state; also, the
     plant itself.
     [1913 Webster]
  
     Cow parsnip. See Cow parsnip.
  
     Meadow parsnip, the European cow parsnip.
  
     Poison parsnip, the wild stock of the parsnip.
  
     Water parsnip, any plant of the umbelliferous genus Sium,
        the species of which are poisonous.
        [1913 Webster]

  Water parsnip \Wa"ter pars"nip\ (Bot.)
     Any plant of the aquatic umbelliferous genus Sium,
     poisonous herbs with pinnate or dissected leaves and small
     white flowers.
     [1913 Webster]

water parsnip - WordNet (r) 2.1 (2005) :

  water parsnip
      n 1: stout white-flowered perennial found wild in shallow fresh
           water; northern United States and Asia [syn: water parsnip
           , Sium suave]