longitudo 



lutdus 



Longitu'do (Lat, lengtli) nieaus, 

 botaiiically, in the direction of 

 growth. 



loose, (1) as applied to inflorescence, 

 lax, as a panicle ; (2) hardly co- 

 herent, as loose tissue; -- Smut, a 

 disease of cereals caused by various 

 species of UsWago. 



Loph'ad {\o(j)La, a crest ; + Ad), a hill 

 plant; lophios'tomate {(TT6iJ.a, a 

 mouth), having crested apertures or 

 openings ; Lophi'um, a hill or crest 

 formation ; lophoph'ilus {(pi\4a), I 

 love), hill-dwelling ; Lophophy'ta 

 {(pvTov, a plant), hill-plants (Clem- 

 ents) ; Lopli'ospores, -ce (+ Spore), 

 plants having plumose pappus 

 (Clements) ; lophot'riclious (6pl|, 

 Tpixos, hair), used of those bacteria 

 possessed of a tuft of cilia (Jones). 



lor' &te,lora'tus {lorum, a thong), strap- 

 shaped, ligulate. 



Lori'ca (Lat., a leather corslet), (1) 

 the entire silicious covering of the 

 frustule in Diatoms ; (2) formerly 

 used for the Testa ; (3) employed 

 bv Hance to denote the scales of 

 the fruit of Calamus. 



lor'icate [clothed in mail], "equally 

 narrow throughout " (Braithwaite), 

 is probably a slip for lokate. 



Lo'rulum (Lat. dim. of lorum, a 

 thong), the filamentous and branched 

 thallus of some Lichens. 



Lo'tase, an enzyme in Lotus arahicua ; 

 Lotofla'vin, a yellow colouring mat- 

 ter in the same plant ; Lo'tusin, 

 a yellow crystalline glucoside also 

 from it. 



low, small as compared to its allies ; 

 '^ Moor, a swampy formation de- 

 veloping peat (Warming) ; -^ Yeast, 

 that Avhich is found at the bottom 

 of a fermenting liquid: Ger, " Un- 

 terhefe" ; low'ered, used when the 

 lip of a bilabiate corolla is inclined 

 at about a right angle to the tube. 



lu'bricous; hc'bricus (Lat.), smooth, 

 slippery. 



iu'cens, lu'cid, lu'cidus (Lat.), shin- 

 ing, referring to the surface. 



lumbrica'lis {lumbricus, a maw-worm), 

 worm-shaped, as in some Algae ; 



lum'bricous, shaped like an earth- 

 worm. 



Lu'men (Lat, light, opening), the 

 space which is bounded by the 

 walls of an organ, as the central 

 cavity of a cell ; Lu'minous Line, in 

 Malpighiaceae, etc., on the testa of 

 the seeds, is due to a modification 

 of the outer layer. 



lu'nar {Imia, the moon), (1) pertain- 

 ing to the moon ; (2) lunate ; ^ '^ 

 Plants, Grew's term for those which 

 twine "with the moon," against' 

 the sun, siuistrorse ; In'nate, luna^- 

 ius, half-moon shaped ; luua'ted, 

 having lunar markings (Crozier) ; 

 lu'niform [forviay shape), crescent- 

 shaped (Crozier) ; lu'nulate, lunu- 

 la'tu's, diminutive of lunate. 



Lu'pinine, an alkaloid in the flower- 

 buds of Lnpinus hUeus, Linn. ; 

 Lu'pinite, a bitter substance occur- 

 ring in the leaves of the white lupin, 

 Lupinns albus, Linn. 



Lu'pulin, (1) a secretion from the 

 glandular hairs of the hop-strobiles, 

 Bumv.his Lupalus, Linn., which 

 gives a bitter taste ; (2) see Lupu- 

 LiNic Glands ; lu'puline, lupuli'- 

 noui, lupuli'niis, resembling a hop- 

 strobile ; Lupulin'ic Glands, the 

 resinous glandular bodies within 

 the scales of the female flower of the 

 hop, "also called Lupulin " (Stor- 

 month) ; Lu'pulite, a lupulinic gland. 



lu'rid, lu'ridus (Lat., sallow, wan), in 

 botany, dingy brown or yellow ; 

 lurid'ic Acid occurs in Boletus 

 luridus, Schaeff. 



Lu'siform {lusus, a game), a new form, 

 due to cultivation, which reproduces 

 itself by vegetable increase only, and 

 not by seed (K"\mtze). 



Lu'sus (Lat., a game), a sport or varia- 

 tion from seed or bud ; — Natu'rae 

 a monstrosity. 



lu'teo-fus'cus {hUeiis, yellow ; fascus, 

 swarthy), blackish -yellow ; lu'teolin, 

 a vellow colouring matter found in 

 weld, Reseda Luieola, Linn.; lu'teolus 

 (Lat), yellowish; lutes'cent, lutes' - 

 cens, becoming yellow ; lu'teous, 

 lu'tens (Lat), a full yellow. 



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