Bemisagittato 



septicidal 



sagitta'tus {sagitta, an arrow), 

 arrow-shaped on one side of the 

 longitudinal axis ; semisamaroi'deus 

 (+ SAMAROiDEUs), partially sama- 

 roid, used of the fruit known as 

 samara ; semisep'tate, semisepta'tus 

 (+ SEPTATUS), half partitioned, the 

 dissepiment not projecting far enough 

 to divide it into two cells ; aemi- 

 stam^inate, semistaminar'ius, -ris 

 (+ Stamen), when part of the 

 stamens are changed into petals ; 

 Bemisymphioste'monis ( + av/j.<pva}, 

 I unite ; (nr^fxuv, a stamen), when 

 some of the stamens cohere, the rest 

 remaining free (J. S. Henslow) ;8em.'i- 

 terete, semiter'es {teres, round and 

 tapering), half-terete ; semitrig'ynus 

 {rph, three; yw)], a woman), when of 

 three styles two are united half way, 

 the third being free on the ovary 

 (Meissner) ; semivarvate, seniival- 

 va'tus (+ valvate), when the valves 

 of a fruit are only partially dehiscent ; 

 semivertic'lllate (+ verticillate), 

 subverticillate (Crozier) ; semi-zero- 

 phyt'ic ( + XEROPHYTic), showing 

 a strong tendency to xerophytic 

 conditions. 



Bempervi'rent, sempervi'rens (Lat. ), 

 evergreen, retaining its leaves during 

 the winter ; Sempervirentipra'ta, pi. 

 {pratum, a meadow), meadow asso- 

 ciations dominated by species mostly 

 evergreen, in temperate climates, 

 where frequent rain enables them to 

 grow during most of the year. 



se'nary, snia'riu.i (Lat.), belonging to, 

 or containing, six. 



Senes'cence {senesco, I grow old), the 

 aj^eing of protoplasm ; a term used 

 by Maupas for the condition of the 

 offspring of a long-continued series, 

 which, after continued fission, ulti- 

 mately degenerate, and lose first the 

 power of conjugating, and finally 

 that of fission ; senes'cent, growing 

 old or effete. 



sensib'ilis (Lat.), sensitive, manifest- 

 ing irritability ; sen'sitive, sensiW- 

 vus, responsive to stimulus, as the 

 leaves of Mimosa pudica, I. inn. ; 

 '*' Tis'sues, those in which the 



sensibility resides ; Sen'oitiveness, 

 irritability ; sen'sory, sensitive. 



Septal, Scp'alum {aKfir-q, a covering), 

 Necker's convenient term in uni- 

 versal use for each segment com- 

 posing a calyx ; sep'aline, sepaU'nus, 

 se^'alouB, relating to sepals; sep'- 

 aloid, sepaloi' deus {ii^os, resem- 

 blance), resembling a sepal ; Sepalo'- 

 dy, the metamorphosis of petals into 

 sepals or sepaloid organs ; Sepal'- 

 ulum, Necker's diminutive for a 

 small sepal. 



sep'arate {separatiis, put apart) 

 Flow'ers, those of distinct sexes, 

 diclinous ; sep'arating Lay'er, the 

 Absciss-layer, as in leaf-fall ; Sep- 

 ara'tion, multiplication by naturally 

 detachable portions, such as gemmae, 

 bulbils, etc. ; -- (or frac'tional) Cul'- 

 tures, a method of obtaining a pure 

 culture by repeated inoculation in 

 successive media ; selecting the sur- 

 viving species or form ; '- Lay'er, the 

 absciss layer in defoliation, whence 

 the leaf is ultimately detached. 



sepia'ceus {sepia, a cuttle fish), sepia- 

 coloured, a dark clear brown. 



Sepic'ola {sepes, a hedge ; colo, I in- 

 habit), an inhabitant of hedges, 

 J. S. Henslow prints it sepi'colus. 



Sep'ta, pi. of Sep'tum (Lat., a hedge 

 or enclosure), any kind of partition, 

 whether a true dissepiment or not ; 

 septalis (Lat.), belonging to a sep- 

 tum ; sep'tal, H. C. Watson's term 

 for plants growing in hedgerows ; 

 sep'tate, septa' tus, divided by a 

 partition ^ '^ Spore = Sporidesm. 



septem'fid {septem, seven ; Jid, the root 

 of findo, I cleave), cut into seven 

 divisions ; septempar'tite {partitus, 

 cut), divided into seven lobes ; 

 8ep.t;'enate, septena'tus, septe'nus, 

 having parts in sevens, as in a 

 compound leaf, with seven leaflets 

 arising from the same point ; sep- 

 tena'tal-pin'nate, used by Babing- 

 ton for those brambles which have 

 seven pinnules in each leaf. 



septici'dal, sep^'ticide, septicida'lis 

 {septum, a hedge or enclosure ; caedo, 

 I cut), when a capsule dehisces 



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