Scytinum 



6ectu& 



Scy'tinum (cr/cuTtvcs, leathern), used 

 by Necker to denote an indehiscent 

 pulpy pod, as of the Tamarind. 



sea-green, glaucous. 



Seam, see TRACHEID-SEAM. 



seba'ceous, seba'ceus (Lat., a tallow 

 candle), like lumps of tallow. 



sebiferous (sebum, tallow, fe.ro, I 

 bear), bearing vegetable wax or 

 tallow. 



sec'ondary, secundar'ius, not primary, 

 subordinate ; Bast, the result of 

 the continued activity of the cam- 

 bium, a formation of bast of the 

 same essential character as the 

 primary bast, but not forming a 

 part of the original bundle ; 

 Bud, additional to the usual bud, 

 when more than one occurs in or 

 near the axil ; ~ Cor'tex, succes- 

 sive formations of liber or bast 

 within the cortical sheath and 

 primary cortex, exclusive of the 

 secondary cork, phelloderm ; ~ 

 Des'mogen, formed from the cam- 

 bium and destined to become 

 secondary permanent tissue ; ~ 

 Fun'gus, a parasite or sapro- 

 phyte which attacks a plant after 

 it has been injured or killed 

 by some other Fungus ; <- Growth, 

 additional or subsequent to prim- 

 ary growth ; ~ Hy'brid, a hybrid 

 one or both of whose parents were 

 also hybrids ; ~ Li'ber, = <~ 

 BAST ; ~ Medul'-lary Rays, those 

 which are intermediate between 

 the primary rays, and do not 

 extend to the pith ; ~ Mem'- 

 bers, all those which are de- 

 veloped from the primary members, 

 if borne directly, they are said to 

 be of the first order, if on the 

 latter, of the second order, and so 

 on ; ~ Mer'istem, a cambium 

 which arises in an organ after its 

 first development, by means of 

 which further growth is pos- 

 sible ; ~ Myce'lium, rhizoid 

 attachments to the base of the 

 sporophore resembling the normal 

 mycelium : <~ Nu'cleus, the nucleus 

 of the embryo-sac, resulting from 



the union of the two polar nuclei ; 

 Pedun'cle, a branch of a many- 

 flowered inflorescence ; ~ Petiole, 

 the footstalk of a leaflet ; ~ Root, 

 a lateral root, or a branch from 

 the primary root ; ~ Scleren- 

 ch'yma consists of elongated pro- 

 senchymatous cells having ligni- 

 fied walls marked with narrow 

 oblique bordered pits ; ~ Spore, a 

 spore borne on a promycelium or 

 derived from another spore ; ~ 

 Struc'ture, (1) any structure not 

 primary, or (2) after it has grown 

 beyond its early condition ; ~ 

 Tis'sue, refer to DESMOGEN, VASCU- 

 LAR TISSUE, etc. ; ~ Wood, derived 

 from the cambium but not in the 

 original bundle as first formed, it 

 differs from the primary wood by 

 not having spiral or annular vessels 

 like those on the protoxylem 

 (Vines). 



Sec'ondine = SECUNDINE (Crozier). 



Secre'tion (secretio, a dividing), a 

 substance formed from the fluids 

 of the plant by the agency of gland- 

 ular cells; <~ Bodies, secretory sacs; 

 secre'tory, producing a secretion ; ~ 

 Sac, a unicellular or aggregated sac 

 containing excreta as gum, resin, 

 oil ; ~ Space, an intercellular space 

 containing similar products of 

 secretion ; ~> Tis'sue, as above, it 

 forms a storehouse for the waste 

 products of the plant. 



sec'tile, sect'ilis (Lat., cut or cleft), 

 as though cut up into portions, as 

 the pollen of some Orchids. 



Sec'tion (sectio, a cutting), (I) a thin 

 slice taken usually for microscopic 

 inspection, in a given direction ; 

 (2) an important division of a 

 genus. 



Sec'tor (Lat., one who cuts), the term 

 pericy'clic ~ , is used by Bastit for 

 interruptions of the continuity of 

 the central cylinder of the subter- 

 ranean portion of Polytrichum, as 

 viewed in cross-section. 



sec'tus (Lat., cut), parted, completely 

 divided to the base ; in composition 

 it forms the suffix sect. 



235 



