[1] : The Collaborative International Dictionary of English v.0.48

yaupon \yau"pon\, n. bot.
   a shrub ilex cassine of the holly family, native from
   virginia to florida. the smooth elliptical leaves are used as
   a substitute for tea, and were formerly used in preparing the
   black drink of the indians of north carolina. called also
   south-sea tea. written also yapon, youpon, and
   yupon.
   1913 webster
see also:
ilex cassine black drink south-sea tea yapon youpon yupon 

[2] : The Collaborative International Dictionary of English v.0.48

dahoon \dahoon"\ d.ah=oon", origin unknown.
   an evergreen shrub or small tree ilex cassine of the
   southern united states, bearing red drupes and having soft,
   white, close-grained wood; -- called also dahoon holly.
   webster 1913 suppl.
see also:
ilex cassine dahoon holly 

Cassine >> C Words
Cassine, definition of term: Cassine
cassine_pag1.html

Ilex >> I Words
Ilex, definition of term: Ilex
ilex_pag1.html

Ilex Opaca >> I Words
Ilex Opaca, definition of term: Ilex Opaca
ilex+opaca_pag1.html

Ilex Decidua >> I Words
Ilex Decidua, definition of term: Ilex Decidua
ilex+decidua_pag1.html