paraheliotropic 



Parasite 



avoid the effects of intense sunlight; 

 adj paraheliotrop'ic ; cf. parather- 

 MOTROPic ; Parali'nin ( + Linin), 

 the substance composing the nucleo- 

 hyaloplasm (Schwarz). 



par'allel {napdw-nXos, parallel), ex- 

 tended in the same direction, but 

 equally distant at every part ; ~ Chor'- 

 isis, lateral separation into two or 

 more members; '^ nerved,'-' -ner'vis, 

 '^ veined, paralleliveno'sus, straight 

 nerved or veined ; (1) the lateral 

 ribs straight, as in Alnus ; (2) the 

 entire system straight, as in the 

 leaves of grasses ; --' Spires, a former 

 term for spirals in phyllotaxy ; 

 Parallelgeot'ropi8m(+GEOTROPisM), 

 when an organ directs itself axially 

 towards the constraining force ; 

 parallelod'romous, -vuls {SpSfios, a 

 coui*se), having parallel veins, as 

 in lilies (Ettingshausen) ; Parallelo- 

 t'ropism {rpow^, a turning), move- 

 ment towards the source of light 

 parallel to its rays, as the leaves of 

 grasses placing themselves directly 

 toward the sun,; Ortho-heliotrop- 

 ISM ; adj, parallelot'ropic ; Par'allel- 

 type [rliros, a type) = Paratype. 



paramerid'ian {irapa, beside, + meri- 

 dian), used of planes in a Diatom- 

 frustule which are parallel to the 

 meridian (0. Mueller) ; Paramifom 

 + Mitom), Flemming's term for the 

 more fluid portion of the cell-sub- 

 stance contained in the Mitom ; the 

 paraplasma of Kupffer. 



Para'mos, extensive fell-fields in South 

 America (Warming). 



Paramu'tualism [irapa, beside + Mu- 

 tualism), employed by Elenkin in 

 the case of facultative Lichens, cf. 

 Parasapkophytism ; Param'yl, Pa- 

 ramy'lum (afxvXou, fine flour), a mu- 

 cilaginous substance probably akin 

 to starch, in the cytoplasm of some 

 Algae, as Phaeophyceae and Rhodo- 

 phyceae; Paranas'ty {uaaros, pressed 

 close), continued growth lengthwise 

 of lateral parts (De Vries) ; Para- 

 ne'mata, pi., »'i»/io, a thread), the 

 paraphyses of Algae ; parane'matal 

 Firaments = Para.nemata ; Para- 

 nu'clein = Parachromatin; Para- 



nu'cleolus (+ Nucleolus), a second- 

 ary nucleolus when there are more 

 than one (Strasburger) ; Paranu'cleus 

 -f- Nucleus), an apparently addi- 

 tional nucleus, generally near the 

 true nucleus, and sometimes budded 

 off" from it ; parapec'tic (-f pectic) 

 Ac'id, derived from pectin by the ac- 

 tion of alkalies ; Parapec'tin, hydro- 

 lysed pectin ; parapet'alous, -lus 

 {iTiTaKov, a flower-leaf) ; parapet'- 

 aloid (eI5os, likeness), (1) bearing a 

 parapetalum ; (2) of stamens which 

 stand on each side of a petal ; Para- 

 pet'alum,any appendage to a corolla, 

 consisting of several pieces (Moench) ; 

 Paraphotot'ropism (-f Phototrop- 

 ism), the same as Diaphototropism, 

 the act of placing at right angles to 

 incident light ; adj. paraphototro- 

 p'ic; Paraphyl'lia, pl.{</)uAAoi',aleaf), 

 leaf- like bodies produced near the 

 leaves of Mosses, but not like stipules 

 at definite points ; Paraphyriium 

 {(pvWov, a leaf), (1) =« Stipule ; (2) 

 a foliaceous expansion in some 

 calyces ; (3) a small interfoliar- 

 appendage on Moss-stems ; Paraph'- 

 ysagone (yov^, offspring), the initial 

 elements giving rise to the branch- 

 ing terminated by the paraphyses ; 

 Paraph'yses {<puais, growth), (1) stei- 

 rile filaments occurring in the fruc- 

 tification of Cryptogams ; (2) the 

 rays of the corolla in Passiflora, the 

 parastades ; (3) formerly used for 

 the cystidia of Fungi ; -^ En'velope, 

 the peridiura of Uredineae ; adj. 

 paraph'ysate ; Paraplas'ma [irXaa- 

 fia, moulded), the more liquid inter- 

 filar portions of protoplasm ; Para- 

 plectench'yma ( + Plectenchyma), 

 a modification of hyphal-tissue (Lin- 

 dau) ; Paras aprophyt 'ism ( + Sapro- 

 phytism), the same as Endosapro- 

 phytism ; paraste'monal (o-T^fj/uwv, a 

 filament = stamen), employed by 

 Huxley for structures which arise 

 from, or close to, the insertion of the 

 filaments with the corolla. 

 Par'asite (irapdairos, one who lives at 

 another's expense), an organism sub- 

 sisting on another (the host) ; '^ 

 Sap'rophyte, a parasite which kills 



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