Symmetry 



Synanthy 



the different areas are concentric " 

 (Clements). 



Bymmix'is {avv = (tv/x, with; fii^is, a. 

 mingling), chromosome pairing in 

 which there is an actual interchange 

 of chromosome parts (Haecker). 



Sym'pathy {ffv/xirddeia, fellow-feeling), 

 (1) the faculty of ready union in 

 grafting ; (2) readiness to hybridize, 

 or receive foreign pollen ; adj. 

 sympathetic. 



Sym'peda {(tvv, with ; ttcSt?, a fetter), 

 symmetry by an intersecting plane ; 

 Sym'pedae, pi., applied by O.Mueller 

 to those Diatoms having superficial 

 symmetry ; Sympet'alae (ireraXov, 

 a flower leaf) = Gamopetai.ae ; 

 sympetal'icus J, the cohesion of the 

 stamens to the petals, as in Malva ; 

 sympet'alous, -lus, with united 

 petals, gamo^ietalous. 



symphianthe'rous, -rus {avfKpvw, I 

 cause to grow l^gether ; &v6r]pos, 

 flowery), a synonym of Synantherua 

 and Syngenesius (J. S. Henslow); 

 symphicar'pous (^Kap-rrhs, fruit), Avith 

 confluent fruits ; symphiogenet'ic 

 {yevos, a race), formed by union of 

 previously separate elements ; sym- 

 phyanthe'rous I = symphiantherous ; 

 sym'phycarpous = symphicarpous, 



Symphyl'lode {<Tvy, with ; <pv\\(t>Br]5, 

 leaflike), cone scales of Abietineae 

 (Celakovsky) ; Symphyllo'dium, the 

 combined ovuliferous scales in the 

 flower of certain Coniferae (Warm- 

 ing) ; symphyrious, gamophyllous ; 

 symphyogenet'ic == symphiogenetic ; 

 symphyoste'monous {ar-nnasv, a sta- 

 men), having the stamens united. 



Sym'phyais {<Tvn<pvai9, growing to- 

 gether), (1) coalescence; (2) fusion 

 of parts (Bessey) ; Symphys'ia is a 

 synonym . 



symphyste'monous = symphyoste- 

 monous. 



83rmphytan'theru8 = symphiantherus. 



symphyt'ic (avfxfvTos, innate), formed 

 by fusion of several nuclei, as a 

 gameto-nucleus(oogamete)of Perono- 

 3,ioreae or (isogamete) of Dasitcladus^ 

 (Hartog) ; symphytog'ynus {yw)], a' 

 woman), the calyx and pistil more 



or less adherent, the ovary being 

 inferior ; symphytothe'lus (^tjA.^, a 



nipple) = SYMPHYTOGYNUS. 



Sym'plast {(tvv, with; vXacrrls, formed), 

 an assemblage of energids, as in 

 Caiilerpa yroliftra, Lamour. ; Sym- 

 plo'cium. or Symplo'kium (TrAeVw, I 

 plait), old names for the sporangium 

 of a Fern ; Sym'pode, Sympod'ium 

 {iTovs, irohhs, a foot), a stem made up 

 of a series of superposed branches, so 

 as to imitate a simple axis ; adj. ; 

 S3nnpod'ial ; ^ Dichot'omy, where at 

 each forking, one branch continues 

 to develop and the other aborts ; 

 Sympolymor'phism ( + Polymob- 

 phism), the occurrence of various 

 forms in a given organ in the same 

 individual (Lindman). 



syn {avv, with), adhesion or growing 

 together ; c/. sym ; synac'mic {aKfih, 

 a point = prime of life), adj., of 

 Synac'my, the stamens and pistils 

 mature together, being the opposite 

 of Hetekacmy ; Synan'drium (dHp, 

 aydpos, a man), the cohesion of tlie 

 anthers of each male flower in certain 

 Aroideae ; Synan'dry, Morren's term 

 where stamens nonnally separated 

 are soldered or united ; Synan'gia, 

 pi. of Synan'gium {aYY^'ioy, a vessel), 

 (1) an aggregated ex annulate Fern 

 sporangium forming a series of loculi, 

 as in Maratlia (J. Smith) ; (2) the 

 a,xit\\eTS in Ephedra ; adj. synan'gial; 

 synan'gic, relating to a Synangium ; 

 synanthe'ricus {avQ7\po5, flowery), the 

 giowin? together of anthers, as in 

 Composites, syngenesious ; Synan'- 

 therae, a name for Compositae ; 

 adj . synan'therous: Synantherorogist 

 {\6yos, discourse), an expert in the 

 study of Compositae ; SjmaDthe'nis, 

 a flower with coalesced anthers ; 

 Synanthe'sis (ij/0Tj<n5, flowering), 

 simultaneous an thesis, stamens and 

 pistils ripe at the same time, synacmy ; 

 Synantho'dy (€l5os, resemblance), the 

 lateral adhesion of two flower-buds 

 on the same stalk, or on two ped- 

 uncles which have become fasciated ; 

 Synan'thy {6.vQos, a flower), (1) C. 

 Morren's term for the adhesion of 



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