BOTANIC MATERIA MEDICA, 445 
Lac—lak (Ger. /ack; Dan. dak, rose or ruby 
color), A resinous substance from many 
Eastern trees, and used in making wax, var- 
nish, etc., as shellac. 
Laciniate—la-sin’-i-at, also Laciniated (Lat. 
lacinia, a fragment of cloth), Adorned with 
fringes, slashed, torn or irregularly cut, as 
some leaves. 
Lactiferous—lac-tif’-er-us (Lat. Jac, milk, and 
fero, to bear or produce), Relating to the 
fibres or tubes bearing the white or milky sap 
of trees and plants. 
Levigatous—le’-vi-ga’-tus (Lat. from /evis, 
smooth). Having a smooth, polished sur- 
face. 
Latex—la’-teks )Lat. /atex, a juice or liquid ; 
genative, /acticis). The proper juice or puri- 
fied sap of plants; the fluid born and found 
in the lactiferous vessels. 
Latiseptz, plural, lat’-i-sep’-te—(Lat. latus, 
broad, and septum, a hedge). The partitions 
broad in proportion to the thickness between 
the valves found in the flowering plants 
called cruciferous. 
Lavender—lav’-en-der (Italian, /avendola, lav- 
ender; /avanda, a washing, from lavare, to 
wosh) An oderiferous plant used in per- 
fumery, containing a volatile oil, 
Leaf, plural leaves (Ger. daud, Dutch, /oof, the 
leaves of trees). The lingo of the tree, foli- 
age, etc. 
Leek—lek (Bohemian, /uk; Ger. Jauch; Ice- 
landic, /auk, a leek), A plant with edible 
leaves, a condiment, the national emblem of 
Wales. 
