Plant 



plastio 



PLANKTON ; Plan'tae tris'tes, even- 

 ing flowering plants, as Matthiola 

 hicornis, .DC, etc. ; plan'tal, per- 

 taining to plants ; Plan'ticle, the 

 embryo in a seed ; Plan'tlet, a little 

 plant; Plant'ling, a small plant, 

 a product of recent germination 

 (S. Moore); Plan'tule, Man' tula = 

 Plumule ; Plantula'tio = Germina- 

 tion. 

 Plasm, Plas'ma {wAdafxa, that formed), 

 used for Protoplasm ; Plasm-sac 

 (-f Sac) of Diatoms, a colourless 

 layer of protoplasm forming a lining 

 to the frustule and enclosing the 

 cell-contents (O'Meara) ; Plas'ma- 

 mem'brane, an equivalent for the 

 German " Hautschicht " (Mottier) ; 

 Plasmamoe'bae (-{-Amoeba), amoe- 

 biform masses of protoplasm, the 

 actinophrydiaofGobi ; Plas'mAsome, 

 or Plasmat'osome {awfia, a body), a 

 protoplasmic corpuscle, shortened to 

 Plasome ; plasmat'ic, ready, or serv- 

 ing for growth, plastic ; plas'mative, 

 Beccari's term for period of creation 

 of species ; Plasmatogeimyllcae 

 {yfpvaw, I beget ; uAtj = materia), 

 Radlkofer's term for Angiosperms 

 and Gymnosperms ; plasmatop'arous 

 {pario, I bring forth), in germination 

 the whole of the protoplasm of a 

 gonidium issues as a rounded mass, 

 which at once becomes coated with 

 a membrane, and puts out a gerra- 

 tube ; Plas'mochym (x"M«) that 

 which is poured), the thick fluid 

 albuminous substance of the cell- 

 body (Strasburger) ; Plas'mode = 

 Plasmodium; Plasmoder'ma (Btpua, 

 skin) =;: Ectoplasm ; adj. plasmo- 

 der'mal; Plasmodes'ma {Secrfihs, a 

 bond), connecting threads of proto- 

 plasma passing through pores in 

 the cell- walls ; adj. plasmodes'mic ; 

 Plasmo'diae, Caruel's term for 

 Myxogastres ; plasmo'dial, plas- 

 mo'dic, pertaining to a plasraodiimi ; 

 '-' Gran'ules, minute, strongly re- 

 fractive granules in certain Myxo- 

 gastres ; Plasmodia'tion, the as- 

 sumed softening of the outline of 

 a spore on its germinating (A. S. 



Wilson) ; Plasmodie 'rests {Siaipeffis, 

 division), the division of protoplasm, 

 which may be {a) akinetic, or (fe) kar- 

 yokinetic ; Plasmo'diocarp (Kopxb?, 

 fruit, an asymmetrical sporangium 

 of Myxogastres (Rostafinski) ; Plas- 

 mo'diogens {yevos, race, off'spring), 

 C. MacMillan's word for the proto- 

 plasmic units of a plasmodium ; 

 plasmodioph'orufl {<pop4a), I carry), 

 producing a true plasmodium ; 

 Plasmo'dium, a mass of naked 

 much -nucleated protoplasm, show- 

 ing amoeboid movements ; aggre- 

 ga'ted —, the myxamoeb^ congre- 

 gated without fusion, each cell 

 giving rise to a spore or foot-cell; 

 fused ~ , union of myxamoebae and 

 subsequent fructification ( V&n Tieg- 

 hem) ; Plas'molyte, the substance 

 causing plasmolysis ; Plasmorysis 

 {KvoTis, a loosing), a separation of 

 the living protoplasm from the 

 cell-wall by osmotic action ; Plas- 

 moliza'tion, the same condition ; 

 plas'molysed, subjected to plasmo- 

 lysis ; adj. plasmolyt'ic ; plasmo- 

 ph'agous (<^o7a>, I eat), absorbing 

 the living organic matter of the 

 host-plant without selection (Boul- 

 ger) ; 'Plasmop'tyBis {irrvu, I eject), 

 the extrusion of protoplasm from 

 bacteria, with subsequent envelop- 

 ment by a membrane ; Plas'masome 

 (<ra>/io, a body) = (1) NuCLEO- ■ 

 Lus ; (2) Bioblast ; FlasmosyTi'agy 

 {(Tvudyo), I collect), accumulation of 

 the protoplasts of the polioplasm 

 and of the plastids included in 

 it, due to plasraolytic irritation 

 (Tswett) ; Pias'ome, a living ele- 

 ment of protoplasm, shortened from 

 Plasmatosome (Wiesner) ; plas'tic, 

 capable of being moulded or modi- 

 fied ; -- Equivalent, of consumed 

 carbon in a body is the amount 

 contained in the substance of the 

 organism (Waterman) ; cf. Respira- 

 tory Equivalent ; --' Prod'uctfl of 

 katabolism, those which remain an 

 integral part of the organism 

 (Parker) ; •^ Sub'staacea, those em- 

 ployed in building up, as cellulose, 



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