Source : Webster's Revised Unabridged Dictionary (1913)

Tutsan \Tut"san\, n. [F. toutesaine; tout, toule, all (L. totus)
   + sain, saine, sound, healthy, L. sanus.] (Bot.)
   A plant of the genus {Hypericum} ({H. Andros[oe]mum}), from
   which a healing ointment is prepared in Spain; -- called also
   {parkleaves}.