BOTANIC MATERIA MEDICA, 453 
pubescence; a term applied to seeds not con- 
tained in a true ovary, also to flowers without 
any floral envelope. 
Napiform—na-pi’-fawm (Lat. napus, a turnip, 
and forma, shape). Applied to roots that re- 
semble a turnip in shape. 
Narceine—nar’-se-in, also Narceia (Lat. xarce; 
Gr. marke, torpor). An alkaloid, one of the 
constituents of opium. 
Narcotic—nar-kot’-ik (Gr. markotikos, from 
narke, torpor). Having the power to benumb, 
producing sleep, to assuage pain, etc. ; a pow- 
erful medicine. 
Narcotism—nar’-ko-tism, the effects of a nar- 
cotic, under the influence; usually poisons. 
Nectary—nek’-ter-i (Lat. nectar; Gr. nektar, 
the drink mentioned in fabulous history as 
drink of the gods). That part of the flower 
which secretes the sweets, or the honey bag. 
Nervine—ner’-vin (Lat. nervus; Gr. neuron, a 
sinew, a nerve, the string of a bow). Any 
medicine that allays or quiets the pain of the 
nerves, or has the power to soothe or strength- 
en the nerves, 
Netted—(Gothic ati, Icelandic, not; Ger. netz, 
a net) Made of network; covered with raised 
lines, arranged like the threads of a net. Ex- 
ample: leaves denuded of the green and cell- 
ular portions; the frame work. 
Node—nod (Lat. nodus, a knob or knot). The 
part of a stem of a plant out of which the 
leaves grow, 
Nodulose or Nodulous—(Lat. nodulus, a little 
knot). Applied to roots when they have knobs 
or knots at intervals, 
