tephrosius 



Testule 



ash-coloured ; tephro'sius, ashy- 

 grey. 



Tepida'rium (Lat. , a tepid bath-room), 

 in botanic gardens a ' ' Cape House. " 



Teratog'eny (repots, T^/mros, a sign or 

 prodigy, yevos, offspring), the pro- 

 duction of monsters ; Teratol'ogy 

 (\6yoj, discourse), the study of 

 malformations and monstrosities ; 

 adj. teratolog'ic. 



Ter'ebene, a terpene which holds 

 resin in solution, as turpentine ; 

 the name is from Pistacia 

 Terebinthus, Linn. ; terebin'thine, 

 pertaining to, or consisting of, 

 turpentine. 



Ter'cine, Terci'na (ter, thrice), a 

 supposed third integument of an 

 ovule, really a layer of the primine 

 or secundine. 



Terebra'tor (terebra, a borer), Lindau's 

 name for the so-called trichogyne 

 in Gyrophora Terebratorhy'pha 

 ( + HYPHA) means the same. 



Tere'do (Lat., a boring beetle), disease 

 caused by the boring of insects. 



terete', teres (Lat., rounded), circular 

 in transverse section, cylindric and 

 usually tapering. 



tergem'inal, = tergem'inate, tergem- 

 ina'tus, ter gem' inus (three at a birth), 

 " thrice-twin " (Lindley). 



tergif erous (tergum, a back, fero, I 

 bear), tergisperm'ous, -us (<r7re/y*a, a 

 seed), bearing dorsal sporangia, as 

 Ferns ; Ter'gum, back, dorsum. 



ter'minal, termina'lis (Lat., relating 

 to boundaries), proceeding from or 

 belonging to the end or apex ; ~ Bud, 

 a bud which is apical. 



Terminol'ogy (re/o/xa, a limit = term, 

 Xffyos, discourse), glossology, defi- 

 nition of technical terms ; Ter'- 

 minus (Lat.), a term, a technical 

 word. 



ter'nary, terna'rim (Lat., consisting 

 of three), in threes, trimerous ; 

 ~ Hy'forid, the result of crossing a 

 hybrid with a species different from 

 either of its parents. 



ter'nate, terna'tus (terni, by threes), 

 in threes, as three in a whorl or 

 cluster ; ter'nate pin'nate, when 



the secondary petioles proceed in 

 threes from the summit of the 

 main petiole ; terna'tely trifo'lio- 

 late, with three leaflets attached 

 at one point, as in clover (Crozier) ; 

 ter'nus = TERN ATE. 



Ter'pene (modif. of Turpentine), a 

 group of hydrocarbons present 

 in turpentine, liquid resin, or 

 essential oils ; terp'enoid (elSos, 

 resemblance), Kerner's name for 

 that group of flower-scents pro- 

 duced by terpenes, as Orange- 

 flowers, Gardenia, Thyme, etc. 



terpin'nate (ter, thrice, + PINNATE) 



= TRIPINNATE. 



terra'neus J (terra, earth), growing 

 on dry land. 



terres'trial, terres'tris (Lat., pertain- 

 ing to the earth), used of plants of 

 the dry ground ; the Latin terres'ter 

 is also employed; ter'reus (Lat., 

 earthen), " earth coloured " ; 

 ter'ricole, terric'olous (colo, I in- 

 habit), living on the ground, as 

 some Lichens. 



Ter'tiospore (tertius, third, o-7ro/)A, a 

 seed), C. Macmillan's term for a 

 fertilized egg which undergoes 

 rejuvenescence and segments into 

 usually four spores, motile and 

 similar to the spores of a gameto- 

 phyte generation ; the result of 

 sporophytic segmentation, as in 

 Oedogonium. 



tessula'ris (tesserula, a small square 

 stone), of cubic dimensions, all 

 sides equal. 



tes'sellate, tessella'tus (Lat. , of squared 

 stones), chequer - work, as in 

 Fritillaria Meleagris, Linn. 



Tes'ta (Lat., a brick or tile), the 

 outer coat of the seed, usually 

 hard and brittle. 



testa'ceous, testa'ceus (Lat., of bricks 

 or tiles), brick-red. 



testic'ular, testic'ulate, testicula'tus 

 (Lat.), shaped like the tubers of 

 Orchis, and fruit of Mercurialis; 

 Testic'ulus , Tes'tis (Lat.) = 

 ANTHER. 



Tes'tule (testida, a dim. of TESTA), an 

 old name for FRUSTULE. 



267 



