Triticin 



tube -shaped 



Tri'ticin, the proteid of wheat, 

 Triticum vulgare, Vill., present in 

 its gluten. 



triun'dulate (tri, three, + UNDULATE), 

 used for Diatoms having three un- 

 dulations on the dorsal side of the 

 valve. 



trival'vular (tri, three, + VALVULAR), 

 three-valved. 



trivial (trivialis, common-place), 

 ordinary, common ; <- Names, the 

 common name of a plant, the 

 adjective, or more rarely, the 

 second substantive appended to a 

 generic name to connote a species. 



Trix'eny (rpi, three, 6>os, a guest or 

 host), I)e Bary's term for the con- 

 dition of a parasite which passes 

 its career in three host-plants. 



troeh'lear, trochlea'rls (trochlea, a 

 pulley), trochlea'riform (forma, 

 shape), pulley-shaped. 



trophic (rpo<pT), nourishment), relat- 

 ing to increase in thickness, cf. 

 TROPHY ; trophile'gic (Xyw, I 

 collect), collecting food - material 

 for the plant, as the shell- like 

 barren fronds of Platycerium are 

 supposed to do (Archangeli) ; 

 Troph'ophyte, an error for TRO- 

 POPHYTE ; Troph'oplast (irXaarbs, 

 moulded), A. Meyer's term for the 

 essential granules in protoplasm, cf. 

 PLASTID ; Troph'oplasm (ir\d(r/j,a, 

 that formed), the ALVEOLAR-PLASM A 

 of Strasburger ; Troph'opollen J 

 (+ POLLEN), the partition of an 

 anther-loculus or its remains (Lind- 

 ley) ; Troph'osperm, Trophosperm'- 

 ium, Trophosper'mum (air^pfia, a 

 seed), = PLACENTA ; Trophotaxls 

 (rd^ts, order), Stahl's term for 

 Trophot'ropism (r/Mnri), a turning), 

 phenomena induced in a growing 

 organ by the chemical nature of 

 its environment ; Troph'y, pi. 

 Trophies, Wiesner's term for all 

 unequal lateral growth of tissue or 

 organ, depending on its relation to 

 the horizon and the mother-shoot. 



tropical, trop'icus (Lat., pertaining 

 to a turning), (1) growing within 

 the tropics; (2) used for flowers 



which expand in the morning and 

 close at night during several suc- 

 cessive days. 



Tropls (rpo-jTis, the keel of a vessel), 

 in composition used for the keel 

 of a papilionaceous flower, or re- 

 sembling the same. 



Troplsm (rpoir^, a turning), a curva- 

 ture which results from a response 

 to some stimulus ; tropoph'ilous 

 (0i\ew, I love), loving change of 

 condition, as TROPOPHYTES ; Trop'- 

 ophyte (<f>vTov, a plant), applied to 

 the large majority of plants, which 

 are xerophilous and hygrophilous 

 according to season (A. F. W. 

 Schimper). 



True-par'asite = OBLIGATE-PARASITE. 



Trum'pet-hy'phae, tubes in Lamin- 

 arieae having swollen portions 

 with transverse septa (F. Oliver) ; 

 trum'pet - shaped, tubular, with 

 dilated orifice. 



trun'cate, trunca'tus (Lat., short- 

 ened), as though cut off at the 

 end. 



Trun'cus (Lat., tree-stem), (1) the 

 main-stem or Trunk of a tree ; (2) 

 in Lichens, the thallus. 



Truss, a florist's term for a flower- 

 cluster. 



Try'ma (rpv^a, a hole or opening), 

 Necker's term for a drupaceous 

 nut with dehiscent exocarp, as the 

 walnut. 



Tryp'sin (dpvTrrw, I break in pieces), 

 a group of proteolytic enzymes 

 analogous to the pancreatic fer- 

 ment in animals, such as Bromelin 

 andPapa'in; adj. tryp'tic. 



tubaeformls (tuba, a trumpet, forma, 

 shape), trumpet-shaped ; tuba'tus 

 (Mod. Lat.) is a synonym. 



Tube, Tu'bus (Lat., a pipe), (1) any 

 hollow elongated body or part of 

 an organ ; (2) the united portion 

 of a gamopetalous corolla or gamo- 

 sepalous calyx, etc. ; ^ Germina'- 

 tion, the germination of a spore 

 in which the first product is a 

 germ - tube ; tube - form, tube - 

 shaped, tubular or trumpet-shaped 

 (Crozier). 



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