monotopic 



Moss 



top'ic (tj^ttos, a place), (1) originating 

 oace only (Clements), (2) arising from 

 one centre (Drude) ; monotrich'ous 

 {dpi^, rpix'iis, hair), having one bristle 

 or cilium, as certain Flagellata ; 

 monotroph'ic {Tpo(pi], food), nutrition 

 con6ned to one host-species ; cf. 

 pOLYTROPHic ; monotrop'ic (rpoir^, a 

 turning), applied to bees which visit 

 only one species of flower ; mono- 

 typ'ic [rviros, a type), having only 

 one exponent, as a genus with but 

 one species ; Monox'eny {^(vos, a 

 host), used of a parasite on one host 

 only ; autoecious ; monoxyl'ic {^v\ov, 

 wood), used of vascular bundles in 

 which the centrifugal part is primary 

 xylem. 



Monsoon' For'est, Schimper's term 

 for tropical, deciduous high-forest, 

 with heavy rainfall and long dry 

 season. 



Mon'ster,il/o7i's<n<w (Lat. ,an unnatural 

 production), an abnormality ; Mon- 

 stros'ity Monstro'sitas, some confor- 

 mation deviating from the usual and 

 natural structure ; adj. mons'trous. 



mon'tane, monta'nua (Lat.), pertaining 

 to mountains, as a plant which grows 

 on them. 



Moor^land, ranges from sea-level to the 

 high hills in Britain, with peat, and 

 ericaceous plants as chief vegetation ; 

 '- Province, an area in which climatic 

 factors tend to produce moors 

 (Crampton). 



Mor'iaiJ: {iJi&pos, a share), parts of a 

 flower in general, as pentamorhis, all 

 parts in fives. 



Mor'in {Morus, mulberry), a principle 

 derived from the yellow heartwood 

 of fustic, Madura aurantiaca, Nutt.; 

 the name is derived from Morus, to 

 which genus the plant was formerly 

 referred ; mori'nus, Hayne's terra 

 for mulberry black ; the deep purple 

 of the ripe fruit of Morus nigra; 

 Morozy'mase {(^h-v, leaven), an 

 assumed enzyme in the mulberry, 

 now believed to be a mixture of 

 diastase and zymase. 



Morphaesthe'sia {n-optp^, shape ; 

 atadrfiTis, perception by the senses), 



2 



Koll's terra for the tendency to as- 

 sume definite relations of symmetry. 



Morphia, Morph'ine {Morpheus, the 

 god of sleep), the best known of 

 all the alkaloids contained in the 

 opium poppy. 



Morphogen'esis {/jLop(f>^, shape ; yivicris, 

 beginning), the production of morpho- 

 logical characters; adj. morphogenet'- 

 ic; morphog'enous Ir'ritants, ex- 

 ternal factors requisite for inception 

 of propagation (Herbst) ; Morphog'- 

 eny {yhos, offspring), the study of 

 adaptations of the plant in its natural 

 surroundings (Jaccard) ; Morphog'- 

 raphy (7pa<^a>, I write), anatomy and 

 descriptive histology (Vuillemin); 

 moi^holog'ical, relating to Morpho- 

 logy; r^ Spe'cies, Parraentier's term 

 for such specific forms as occur in 

 Rosa, which are assumed to hav^ 

 departed from their ancestral form 

 in consequence of varied environ- 

 ment ; Morphol'ogy {\6yos, dis- 

 course), the study of fonn and its 

 development. 



Morpho'sis {fjL6p(pa}<Ti5, a shaping), the 

 manner of development ; the order 

 in which organs form from their 

 earliest to their final condition. 



mor'phus (i^optpi), shape), in Greek 

 compounds = appearance, as rhizo- 

 morphus, having the appearance of 

 a root. 



mor'ulose {morulus, dark-coloured), 

 dark, almost black (Solereder); c/. 



M0KINU3. 



mosa'ic (Fr. , mosaique, from' late Lat. 

 mitsaicus, tessellated work), (1) ap- 

 plied to hybrids which display 

 patches of varying character (Bate- 

 son) ; (2) Mosa'ic, a disease ascribed 

 to some physiological cause, showing 

 patches on the leaves of tobacco and 

 other plants. 



mos'chate, moscha'tus [moschus, nmsk), 

 musky. 



Moss, (1) the common name for bryo- 

 phyte ; (2) a lowland moor ; <^ Moor, 

 usually higher in the centre, with 

 growth oi Sphagnum; "Hoehraoor" 

 of the Germans ; -^ Tun'dra (Finnish), 

 flat or undulating tract, devoid of 



40 



