Society 



Sorrowful Flowerl 



Soci'ety (Plant) see ASSOCIATION. 



soft, applied to tissue which readily 

 yields to the touch ; <~ Bast, the 

 tissue of sieve-tubes and paren- 

 chyma, opposed to the HARD BAST 

 of layers of fibres. 



Sola'nin, a poisonous crystallizable 

 alkaloid in many species of Sola- 

 num, especially in 8. nigrum, 

 Linn., the potato, and the tomato. 



Solar (sol, soils , the sun) Plants, Grew 's 

 name for those which twine with 

 the sun, that is, dextrorse ; Sola'r- 

 ium, in botanic gardens a spot for 

 exposing plants to the full rays of 

 the sun. 



sol'dored, united together. 



sol'eaeform, soleaeform'is (solea, a 

 sandal, forma, shape), slipper- 

 shaped, almost resembling an hour- 

 glass. 



Solena'idy (ffuXyv, a tube, aldota, 

 genitals), the conversion of the 

 genitalia into barren tubes (Mor- 

 ren) ; solenoste'lic (CTT^XT/, a pillar), 

 having a tubular stele with inter- 

 nal and external phloem (Jeffrey). 



sol'id, sol'idus (Lat.), not hollow, 

 free from cavities; ~ Bulb = 

 CORM. 



sol'itary, solita'rius (Lat., lonely), 

 single, only one from the same 

 place ; Stokes used this for mono- 

 typic genera. 



solu'bilis (Lat., that may be loosed), 

 separating into portions or pieces ; 

 Solubility, SoluUl'itas, the con- 

 dition of being readily loosed. 



solute', solu'tus (Lat., unbound), free, 

 not adherent, becoming separate ; 

 Solu'tion, the detachment of various 

 whorls normally adherent ; the 

 opposite of ADHESION. 



So'ma (ff&fj.a, a body), the body as 

 distinguished from the germ or 

 reproductive portion (L. H. Bailey), 

 pi. So'mata, granules of any kind ; 

 So'ma plasm (7rXd<r/Aa, moulded), 

 Weisraann's term for the proto- 

 plasm of the body or vegetative 

 portion, in opposition to the germ- 

 plasm ; Somavia, starch-like struc- 

 tures in the fovilla of pollen - 



grains (Saccardo) ; somatic Cells, 

 cells not specially modified, the 

 opposite of reproductive cells ; 

 somatogen'ic (7^0?, offspring), 

 Weismann's word for "acquired 

 characters " ; Somatot'ropism 

 (rpoTTT/, a turning), Van Tieghem's 

 term for the directive influence of 

 the substratum on the growth of 

 an organism; frequently shortened 

 to Somat'ropism ; adj. somatrop'ic. 



soot'y, fuliginous. 



Sor'bin, a glucose occurring in Pyrus, 

 some species of which were formerly 

 ranked under Sorbus. 



sor'did, sor'didus (Lat., fouled), dirty 

 in tint, chiefly applied to pappus 

 when of an impure white; sor- 

 didis'simum, very dirty coloured, 

 grey. 



Sorede' (<rwpbs, a heap), a proposed 

 emendation of Sore'dium, pi. Sore'- 

 dia, in Lichens a single algal cell 

 or group of them, enveloped in 

 hyphal tissue, which is able to 

 grow at once into a thallus when 

 detached; a brood-bud; sore'dial, 

 pertaining to a soredium ; ~ 

 Branch, a branch produced by 

 development of a soredium into a 

 new thallus, while still attached 

 to the mother-thallus ; sore'diate, 

 soredia'tus, bearing small surface 



ehes; soredii'ferous (fero, I 

 ), bearing soredia. 



Sore'ma ((r6p<-v/j.a, what is heaped), 

 a heap of carpels belonging to one 

 flower; Soreu'ma = SOREDIUM 

 (Henslow). 



Sor'ghin, Passerini's term for the 

 product of transformation of Sor- 

 ghoru'bin, the natural pigment of 

 Sorghum vulgare, Pers. 



soriferous (crwpos, a heap, fero, I 

 bear), bearing sori ; Soro'se, Soro'- 

 sia, Soro'sus, a fleshy multiple fruit, 

 as a mulberry or pineapple ; adj. 

 sor'ose. 



Sor'rowful Flow'ers, " those which 

 exale their odours only at certain 

 hours of the day, as Pelargonium 

 triste," Soland. (Crozier) ; cf. 

 PLANTAE TRISTAB. 



