Aphototaxis 



(SUPPLEMENT) 



Apotypose 



Aphototaxi's( + PHOTOTAXis),the con- 

 dition of organisms which are un- 

 affected by the stimulus of light ; 

 adj. aphototac'tic ; Aphototrop'ism 

 ( + PHOTOTROPISM), turning away 

 from light ; Aphyll'ae, (2) plants 

 having only rudimentary leaves or 

 none (Schimper). 



Aphydrotax'is (d, from, C$w/>, water, 

 T&IS, order), repulsion from water. 



aphyllop'odous (iroi/s, iroSdy, a foot), 

 the stem of ffieracium when leafy, 

 and without a basal rosette of leaves. 



apic'ifixed (apex, top, jfixus, 



' fastened), descriptive of a sus- 

 pended anther (Groom). 



Aplanogametan'giuin (tiyyeiov, a ves- 

 sel), the organ which gives rise to 

 aplanogametes. 



aplolepid'eous (\eirh, a scale), applied 

 to those Mosses having a single row 

 of teeth or scales in the peri- 

 stome. 



apobat'ic (airofialvw, I depart), re- 

 pulsive ; cf. STROPHIC. 



Apochemotax'is ( + CHEMOTAXIS), 

 negative attraction due to chemical 

 influence ; repulsion ; adj. apoche- 

 motac'tic. 



apocyna'ceous, apocyn'eous, relating 

 to or resembling the genus Apocy- 

 num or its allies. 



apocyt'ial, of the nature of an APO- 

 CYTIUM, an habitually plurinucleate 

 mass of protoplasm, cell-division 

 remaining in abeyance ; Apogal- 

 vanotax'is ( + GALVANOTAXIS, rdis, 

 order), negative GALVANOTEOPISM ; 

 apogam'ic, apogamous ; Apog'amy, 

 add, (2) independently framed by 

 Romanes to express "indiscrimin- 

 ate isolation " ; Apoge'otaxis (yij\ 

 the earth, rdts, order), negative 

 GEOTAXIS ; apogeoesthet'ic (alo-d-r}- 

 riKbs, perceptible), when the 

 young hypocotyl bends upwards 

 (Czapek) ; Apogesta'tion, (gestatio, 

 a bearing), defined by A. S. 

 Wilson as "the gestation of the 

 germ of one plant in the tissue of a 

 wholly different plant away from 

 the generating system ; " apo'Iar 

 (a, privative, 7r6Xos, a pivot), ap- 



301 



plied by Bertrand and Cornaille, 

 to indeterminate fibrovascular 

 masses without tracheae, in Ferns ; 

 Apophototax'is ( + PHOTOTAXis),the 

 action of light causing no definite 

 arrangement of organisms or 

 chlorophyll granules ; adj. apopho- 

 totac'tic ; Ap'ophytes, pi. (Qtrov, a 

 plant), (1) Boulger's term for 

 Lichens; (2)Rikli'sterm for autoch- 

 thonous plants which follow cultiva- 

 tion ; apoplasmo'dial ( + PLASMO- 

 DIUM), and apoplastog'amous ( + 

 PLASTOGAMY),said of the Acrasieae, 

 as differing frooi the Myxogastres 

 by the non- fusion of their cytoplas- 

 tic elements (Hartog) ; ap'oschist 

 (ffXurrbs, split), used of a gamete 

 in which cell-division does not 

 occur, but the cell directly assumes 

 the behaviour of a gamete (Hartog); 

 Aposmotax'is ( + OSMOTAXIS), the 

 repulsive influence of certain solu- 

 tions on organisms ; Ap'osperms 

 (<rirtpfjui), a seed), plants defined 

 by MacMillan as integrated sepa- 

 rately from the placenta : cf. 

 SYNSPERMS ; apostroph'ic, relating 

 to APOSTROPHY ; ~> In'terval, the 

 space on the PHOTRUM capable of 

 apostrophizing chlorophyll granules 

 (S. Moore); also termed Apostro- 

 ph'ioii; Apostrophiza'tion, the act 

 of chlorophyll granules in taking 

 up the position of APOSTROPHE ; 

 Apotaximorpho'ais (rdis, order, 

 ^o/3077, shape), Gubler's term for 

 any teratologic change which seems 

 antagonistic to the normal laws 

 governing the organism ; Apother- 

 motax'is (-f THERMOTAXIS), in- 

 sensibility to the influence of 

 temperature. 



Apothigmotax'is (+ THIGMOTAXIS), 

 irritability induced by contact with 

 a solid body (Rothert); apot'ropous 

 (rpoiTTj, a turning), used of an ana- 

 tropous ovule with the raphe 

 ventral; apotyp'ic (TI^TTOS, a type) 

 an anomalous departure from the 

 general law of development ; 

 Apoty'pose, an abnormality of the 

 kind specified (Gubler). 



