intercalated 



interstitia 



and the base ; ~ veg'etative Zone, 

 a portion lying between mature 

 tissue which takes on growth as 

 though a growing point ; inter' ca- 

 lated, interposed, placed between. 



intercarp'ellary (inter, between, + 

 CARPEL), between the carpels ; in- 

 tercell'ular, ( + CELLULAR) between 

 the cells or tissues ; ~ Pas'sage, a 

 continuous opening between the 

 cells ; ~ Space, a cavity bounded 

 by the cells of a tissue ; ~ Sub'- 

 stance, material extravasated from 

 within to outside the cell; ~ Sys'tem, 

 the intercellular spaces and adja- 

 cent tissues (Crozier) ; intercos'tal 

 (costa, a rib), between the ribs or 

 nerves of a leaf ; Intercros'sing, 

 cross-fertilization ; interfascic'ular 

 (fasciculus, a bundle), between the 

 vascular bundles ; ~ Cam'bium, 

 that formed between the bundles 

 in the primary medullary rays ; 

 ~ conjunctive Tis'sue = preceding ; 

 ~ Phlo'em, ~ Xy'lem, respectively 

 formed from the ~ CAMBIUM ; inter - 

 fi'lar ( filum, a thread), between 

 filaments, as the resting spore in 

 Mesocarpus (Crozier) ; interfolia'- 

 ceous (folium, a leaf + aceous) be- 

 tween the leaves of a pair, as the 

 stipules of many Rubiaceae ; inter- 

 foliar, situated between two oppo- 

 site leaves ; Int'erfoyles, Grew's 

 name for (1) bracts ; (2) scales ; (3) 

 stipules. 



intergeri'num (Lat., placed between), 

 Lig'num, : the dissepiment of a fruit. 



Interlob'ule (inter, between + lobule), 

 name given by Spruce to a small 

 plane process of a subulate or tri- 

 angular form, between the lobule 

 and the stein in certain Hepaticae. 



interme'diate, interme'dius (Lat., that 

 which is between), half-way, or 

 between ; ~ Tis'sue, the ground 

 tissue in exogens, except that of 

 the epidermis and vascular bundles; 

 ~ Type, employed by H. C. Watson 

 for those plants whose distribu- 

 tion in Great Britain is of a local 

 or doubtful range ; ~ Zone (1) the 

 active zone between the pith and 



epidermis, containing the vascular 

 bundles in Monocotyledons ; (2) by 

 Watson used as indicating a certain 

 elevation, between the agrarian and 

 arctic zones ; intermicel'lar ( + MI- 

 CELLA), between the micellae; inter- 

 molec'ular ( + MOLECULE), between 

 the molecules. 



inter'nal (interne, inwardly) ~ Peri- 

 cy'cle, Plot's expression for the 

 procambium retained on the inner 

 side of the vascular bundle. 



In'ternode, Interno' dium (Lat.), the 

 space or portion of stem between 

 two nodes ; adj. interno'dal. 



interpet'iolar, inter petiola'ris (inter, 

 between, petiolus, a little stalk), 



(1) between the petioles; (2) en- 

 closed by the expanded base of a 

 petiole ; (3) also applied to connate 

 stipules which have coalesced from 

 two opposite leaves. 



interpo'sed (inter pos'itus, placed be- 

 tween) Mem'bers, those parts 

 which have arisen in a whorl sub- 

 sequent to its earlier members ; 

 Interposition, Inter posit' io, forma- 

 tion of new parts between those 

 already existing in a whorl ; inter - 

 positi'vus (Lat.), interposed. 



interrup'ted (interruptus, broken or 

 separated), when any symmetrical 

 arrangement is destroyed by local 

 causes ; a solution of continuity ; 

 "- Growth, an alternation of abun- 

 dant and scanty development, 

 appearing as constrictions in an 

 organ, as a fruit or tap - root ; 

 interrup'tedly pin'nate (1) a pinnate 

 leaf without a terminal leaflet ; 



(2) having small leaflets interposed 

 with those of larger size. 



interstam'inal (inter, between, + STA- 

 MINAL), placed between two sta- 

 mens; interstam'inate is a synonym. 



Inter'stice (interstit'ium, a space be- 

 tween), small air-spaces; larger are 

 termed lacunae, still larger, air- 

 passages ; interstitial Growth, the 

 theory which requires the interpo- 

 sition of new particles between the 

 older portions, instead of superficial 

 additions. 



136 



