Apogestation 



(ADDITIONS) 



asperulous 



Bomanes to express "indiscrimin- 

 ate isolation " ; Apogesta'tion (ges- 

 tatio, 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 " ; 

 Ap'ophytes, pi. (<pvrov, a plant), 

 Boulger's term for Lichens ; 

 apoplasmo'dial ( + PLASMODIUM), 

 and apoplastog'amous ( + PLASTO- 

 GAMY), said of the Acrasieae, as 

 differing from the Myxogastres by 

 the non-fusion of their cytoplas- 

 tic elements (Hartog) ; ap'oschist 

 ((TXicrTos, split), used of a gamete 

 in which cell-division does not 

 occur, but the cell directly assumes 

 the behaviour of a gamete (Hartog); 

 apostroph'ic, relating to APOSTRO- 

 PHY ; ~ In'terval, the space on the 

 PHOTKUM capable of apostrophizing 

 chlorophyll granules (S. Moore) ; 

 also termed Apostroph'ion ; Apos- 

 trophiza'tion, the act of chlorophyll 

 granules in taking up the position 

 of APOSTROPHE ; Apotaximorpli'osis 

 (rafts, order, poptprj, shape), Gub- 

 ler's term for any teratologic change 

 which seems antagonistic to the 

 normal laws governing the organ- 

 ism ; apot' ropous (Tpoir^, a turning), 

 used of an anatropous ovule with 

 the raphe ventral ; apotyp'ic (ruVos, 

 a type), an anomalous departure 

 from the general law of develop- 

 ment ; Apoty'pose, an abnormality 

 of the kind specified (Gubler). 



ara'ceous, relating to the order 

 Araceae. 



Arch'esperm (a-irepua, a seed), the fer- 

 tilized contents of an archegonium 

 ( Bennett and Murray) ; Arch'isphere 

 (ff<j>cupa, a sphere), the contents of 

 an archegonium previous to fertili- 

 zation ; Archianth/emum (av8enov, 

 a flower), C. Schimper's term for a 

 well-developed flower at the apex 

 of a botryoid inflorescence, where 

 it is normally absent (Penzig) ; 

 Archichlamyd'eae (x^a.fj.us,x^afj.vSos, 

 acloak),Engler'sterm including the 

 Polypetalae and the Incompletae ; 



arcliigon'ic (yovos, offspring), aris- 

 ing by spontaneous generation 

 Haeckel) ; Archocleistog'amy ( + 

 CLEISTOGAMY), when the flowers 

 remain closed at the time when 

 the sexual organs ripen (Knuth). 



arctogae'al (777, the earth), in plant- 

 distribution refers to Huxley's term 

 Arctogae'a, which includes Europe, 

 Asia, Africa, and North America 

 as far as Mexico. 



ardos'iacus (Mod. Lat., from Fr. 

 ardoise, slate), slate-grey. 



arenic'olous (arena, sand, colo, I in- 

 habit), growing in sand or sandy 

 places. 



Are'ola, add, (4) a lumen in the 

 sporangium of Achy la, due to the 

 influx of water ( Harper). 



arieti nous (arietiims, pertaining to a 

 ram), like a ram's head (Heinig). 



aril'loid (eWos, resemblance), like an 

 aril. 



ar'millate (amiilla, a bracelet), con- 

 sisting of rings or circles ; ar'mil- 

 lary, like a bracelet (Heinig). 



aroid'eous, relating to the order 

 Aroirleae. 



arthrodes'moid, resembling in form 

 the Desmid genus Arthrodesmus 

 (Archer). 



artfcrog'enous (ytvos, offspring), when 

 portions separate from the cell, and 

 gradually develop into distinct in- 

 dividuals (Massee). 



Articula'tion, add, (2) the basal 

 portion of the sensitive bristle in 

 Diojiaea. 



As'arin, the bitter principle of Asara- 

 bacca, Asarum europaeum, Linn. 



asclepiad'eous, like the genus As- 

 clepias or its allies, as to structure; 

 Asclepiadol'ogy (\6yos, discourse), 

 the science, or a treating of the 

 order of Asclepiadeae (Schlechter). 



As'cocyst (KVO-TIS, a cavity), a large 

 hyaline empty cell with a thick 

 wall, by some authors termed a 

 paraphysis, occurring in Myrionema 

 and allied genera(Sauvageau);asco- 

 gon'ial, relating to an ASCOGONIUM. 



asper'ulous, slightly rough with little 

 points (Braithwaite). 



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