Source : Webster's Revised Unabridged Dictionary (1913)

Lords and Ladies \Lords" and La"dies\ (Bot.)
   The European wake-robin ({Arum maculatum}), -- those with
   purplish spadix the lords, and those with pale spadix the
   ladies. --Dr. Prior.

Wake-robin \Wake"-rob`in\, n. (Bot.)
   Any plant of the genus {Arum}, especially, in England, the
   cuckoopint ({Arum maculatum}).

   Note: In America the name is given to several species of
         Trillium, and sometimes to the Jack-in-the-pulpit.

Sago \Sa"go\ (s[=a]"g[-o]), n. [Malay. s[=a]gu.]
   A dry granulated starch imported from the East Indies, much
   used for making puddings and as an article of diet for the
   sick; also, as starch, for stiffening textile fabrics. It is
   prepared from the stems of several East Indian and Malayan
   palm trees, but chiefly from the {Metroxylon Sagu}; also from
   several cycadaceous plants ({Cycas revoluta}, {Zamia
   integrifolia}, etc.).

   {Portland sago}, a kind of sago prepared from the corms of
      the cuckoopint ({Arum maculatum}).

   {Sago palm}. (Bot.)
   (a) A palm tree which yields sago.
   (b) A species of Cycas ({Cycas revoluta}).

   {Sago spleen} (Med.), a morbid condition of the spleen,
      produced by amyloid degeneration of the organ, in which a
      cross section shows scattered gray translucent bodies
      looking like grains of sago.

Source : WordNet®

Arum maculatum
     n : common European arum with lanceolate spathe and short purple
         spadix; emerges in early spring; source of a starch
         called arum [syn: {cuckoopint}, {lords-and-ladies}, {jack-in-the-pulpit}]