laticiferous 



Legnme 



coenocytes ; ~ Gran'ules, starch 

 or other granules floating in 

 the latex ; ~ Tubes, laticiferous 

 vessels. 



laticif'erous (latex, 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, latifo'lius 

 (Lat. ), broad-leaved. 



latisep'tal (latus, broad, septum, a 

 hedge), applied to those Crueifers 

 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. 



Lau'rin, an acrid principle from the 

 berries of Laurus nobilis, Linn. 



lav'ender, pale bluish grey ; the 

 colour of the flowers of Lavandida 

 vera, DC. 



lax, lax' us (Lat.), loose, distant. 



Lay'er, (1) the Strom a 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 ; 

 Lay'ing, a gardener's term for the 

 preceding. 



lazuli'nus (Mod. Lat.), ultramarine 

 blue, a pigment obtained from 

 "Lapis Lazuli." 



lead-col' oured, dull grey ; c/. 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 a 

 " 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 = STOMA- 

 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 ; 

 leafless, wanting leaves ; Leaflet, 

 the blade or separate division of a 

 compound leaf ; leaf like = FOLI- 

 ACEOCS ; leafy, 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 

 has a paler margin arising from the 

 thallus. 



lecid'eiform (forma, shape). lecid'eine, 

 like the apothe< ium of Lecidea, 

 which has a margin of the same 

 colour as the disk. 



Le'cithin (\rjKvOos, 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 (X^/cos, a dish, rpoirrj, a 

 turning), shaped like a horse-shoe, 

 as some ovules, cf. LYCOTROPOUS. 



Le'cus (Xexs> a bed) = CORM. 



leek-green, vivid green, prasinus. 



left, sinistrorse ; see Appendix C. 



legitimate (legitimus, allowed by law) 

 Fertilization, 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 



144 



