laticiferous 
Legume 
coenocytes; ~ Gran’‘ules, starch 
or other granules floating in 
the latex; ~ Tubes, laticiferous 
vessels. 
laticif‘erous (Jatex, laticis, juice, fero, 
I bear), latex-bearing; ~ Cells, 
structures which are not cell- 
fusions; ~ Coe‘nocytes, branched 
cells or vessels like cells contain- 
ing latex ; ~ Tis’sue, the system of 
cells or vessels; ~ Ves‘sels, the 
tubes or similar structures which 
have milky juice, usually branched 
syncytes, the walls between ad- 
jacent cells being absorbed. 
latifo'liate, latifo'lious,  atifo'lius 
(Lat.), broad-leaved. 
latisep'tal (/atus, broad, septum, a 
hedge), applied to those Crucifers 
which have broad septa in their 
silicles as Honesty, Lunaria annua, 
Linn. ; latisep’tate, latisep'tus, with 
broad partitions. 
lat’ticed, cross-barred; ~ Cell = 
SIEVE-TUBE. 
Laurin, an acrid principle from the 
berries of Laurus nobilis, Linn. 
lavender, pale bluish grey; the 
colour of the flowers of Lavandula 
vera, DC. 
lax, laz’us (Lat.), loose, distant. 
Lay’er, (1) the Stroma or receptacle 
of Fungi; (2) in propagation, a 
branch caused to root whilst still 
connected with the parent; Lay’er- 
age, term proposed by L. H. Bailey 
for propagation by layering, or the 
state of being so multiplied ; Lay’- 
ering, the art of making layers; 
Laying, a gardener’s term for the 
preceding. 
lazuli’nus (Mod. Lat.), ultramarine 
blue, a pigment obtained from 
“Lapis Lazuli.” 
lead-col’oured, dull grey; ¢f. PLUM- 
BEUS. 
Lea’der, the primary or terminal shoot 
of a tree. 
Leaf, the principal appendage or late- 
ral organ borne by the stem or axis ; 
it is a simple ~ when undivided, 
compound ~ when divided into 
distinct parts; ~ Arrang’ement, see 
PHYLLOTAXIS ; ~ Blade, = LAMINA ; 
~ Bud, a bud which develops into 
a leafy branch; opposed to 4 
‘*Flower Bud” ; ~ Cy’cle, in phyl- 
lotaxis, a spiral which passes 
through the insertions of inter- 
mediate leaves till it attains the 
next leaf exactly above its starting 
point; ~ Fall, defoliation; ~ Green 
= CHLOROPHYLL ; ~ Pores=StToma- 
TA;~ Scar, the mark or cicatrix 
left by the articulation and fall of a 
leaf ;~ Sheath, the lower part of the 
petiole which more or less invests 
the stem; ~ Stalk, = PETIOLE; ~ 
Ten’dril, one which is a transformed 
leaf ; ~ Trace, all the common bun- 
dles in a stem belonging to one leaf. 
Leafing, the unfolding of leaves; 
leaf'less, wanting leaves ; Leaf'let, 
the blade or separate division of a 
compound leaf; leaflike = FoLI- 
ACEOUS ; leaf’y, full of leaves. 
leath’er-yel'low, a vague term for the 
tint of tan or buff leather; alu- 
taceous. 
leath’ery, tough, coriaceous. 
lecanor’ine, resembling the apothe- 
cium of the genus Lecanora, which 
hasa paler margin arising from the 
thallus. 
lecid’eiform (forma, shape), lecid’eine, 
like the apothecium of Lecidea, 
which has a margin of the same 
colour as the disk. 
Le’cithin (A7xv@os, an oil-flask), a type 
of white, waxy, phosphorous-con- 
taining substances, some of which 
have been separated from the seeds 
of maize, peas and wheat. 
lecot’‘ropal (Akos, a dish, tpor7, a 
turning), shaped like a horse-shoe, 
as some ovules, ¢f. LYCOTROPOUS. 
Le’cus (A¢xos, a bed) = Corm. 
leek-green, vivid green, prasinus. 
left, sinistrorse ; see Appendix C. 
legitimate (Jegitimus, allowed by law) 
Fertiliza'tion, in dimorphic or tri- 
morphic plants, fertilization by its 
own-form pollen, as short-styled 
flowers by pollen from other short- 
stamened flowers, etc. (Darwin). 
Leg’ume, Legu’men (Lat., pulse), the 
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