amylogenic 



anametadromous 



amylogen'ic (yewdu, I bring forth), 

 producing starch ; ~ Bodies, LEUC- 

 OPLASTIDS; Amylohy'drolist (vdup, 

 water, Xi/crts, a loosing), an enzyme 

 which transforms starch by hydro- 

 lysis ; Amylohydrol'ysis, the act in 

 question; am'yloid (etSos, resem- 

 blance), analogous to starch ; 

 Amyloleu'cites (Xewos, white), plas- 

 tids producing starch - granules ; 

 Amylol'ysis (\v<ns, a loosing), trans- 

 formation of starch into other 

 bodies, as sugar ; amylolyt'ic 

 En'zyme, an unorganised ferment, 

 which breaks up the starch cell- 

 contents into dextrin and sugar ; 

 Amy'lome, a term applied to xylem- 

 parenchyma, when it contains 

 starch ; Amy'lon, Amy'lum, in com- 

 position = STAKCH ; Amy'lum-Bod'y, 

 a rounded body in a chlorophyll 

 band or plate, which is a centre of 

 starch formation ; <~ Cen'tres, Stras- 

 burger's term for PYRENOIDS ; 

 ~ Grains, or~Gran'ules, the lamin- 

 ated bodies which are formed of 

 starch as reserve material in plant- 

 cells ; ~ Star, a tuber-like organ in 

 Chara stdligera, Bauer, which is 

 closely packedwith starch, it consists 

 of an isolated subterranean node ; 

 Am'yloplast (TrXacrror, moulded) = 

 LEUCOPI-ASTID, a colourless granule 

 of protoplasm, which generates a 

 starch - granule ; amyloplast'ic, 

 starch-forming ; Am'yloses (Amyl, 

 a chemical term + ose), a group of 

 substances of which cellulose and 

 starch are the commonest. 



An'abix, pi. Anab'ices ( dvafiiou, I 

 revive), those vegetative parts of 

 Cryptogams which perish below, 

 but vegetate above, as Lycopodium, 

 Lichens, and Hepatics. 



anabol'ic (dva, up, /3o\i7, a throw, 

 stroke), adj. of Anab'olism, con- 

 structive metabolism of the proto- 

 plasm, the building up of more 

 complex from simpler substances ; 

 "Baustoffwechsel " of the Germans. 



Anacamp'yla (dvaKd.fj.TrTu, I bend 

 back), lacerations of the epidermal 

 layer as in some Agarics. 



anacanth'ous (av, without, &Kav6a, a 

 thorn), without thorns or spines. 



anacardia'ceous, resembling Anacar- 

 dium, Linn., as to arrangement of 

 fruit, etc. 



Anachore'sis (dvax^p^ffis, a going 

 back), retrograde metamorphosis of 

 an organ or whorl. 



anacrog'ynous (av, not, a*pos, apex, 

 ywii, woman), said of Hepatics in 

 which archegonia do not arise at 

 the extremity of the shoot, which 

 continues to grow ; cf. ACBOGYNOUS. 



anad'romous (dva, up, 5p6/ios, a 

 course), in venation, that in which 

 the first set of nerves in each 

 segment of the frond is given off 

 on the upper side of the midrib 

 towards the apex, as in Aspidium, 

 Asplenium, etc. 



Anaero'be, Anaero'bium, pi. Anaero'bia 

 (av, without, ayp, air, [3ios, life), an 

 organism able to live in the absence 

 of free oxygen, as many bacteria ; 

 fac'ultative ~ , organisms which can 

 live as Anaerobes; ob'ligate <~ , those 

 which can exist or thrive only in 

 the absence of free oxygen. 



anaero'bian, -bious, -bic, anaerobio'tic, 

 adj. ; Anaerobio'sis, the state of 

 living without oxygen ; Anae'ro- 

 phyte (rfrvrbv, plant), a plant which 

 does not need a direct supply of 

 air. 



Anal'ogy (dva\oyia, proportion), re- 

 semblance in certain points, as in 

 form not function, or function not 

 form, as the tendrils of the Pea, 

 Smilax, or Vine ; ' ' that resem- 

 blance of structures which depends 

 upon similarity of function " (Dar- 

 win) ; anal'ogous, resembling, but 

 not homologous ; An'alogues, struc- 

 tures corresponding to previous 

 definition. 



Anal'ysis (dvdXvcrts, releasing), (1) the 

 examination of a plant to deter- 

 mine its affinities and position ; (2) 

 the details of the flower, etc., on a 

 botanic drawing. 



anametad'romous (dvd, up, + META- 

 DKOMOUS), in the venation of Ferns, 

 when the weaker pinnules are ana- 



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