T II \ 



378 



T II A 



made fur thr purpose of getting rid ssity of ad- 



mitting Hi' '>d. ThoM nto propound Mich 



an hypothesis without further cxpl . 

 not take much pains to avoid the imputation ol' alheiam. 

 It doe- not appear however that the doclnn. 

 was am:': ' .111 a pure physical tlu-my : ami the 



traditions recorded ol' him In i make lun 



he\<-r in u DieU. -The most antient of 

 God, for he U uncreated ; tin- most t>v:iiitilul Hung is the 

 God's creation.' It was oni' nf the 



maxims of Thales, thiit death did not differ fn.iii life. 



' Why don't you die then ?' said an ohjeelor, more witty 



than wise. ' Because there is no diit'erein ,' was the reply. 



Diogenes Laertius, i. 'Thales;' Hitter, QuokMtt <&r 



/>/,//'. :lJilf.vn\. 



THAI. It I'KUM i from the Greek aJWrnm- . the name 

 nuts belonging to the natural order Kunun- 

 isists of herbs which have usually u fetid 

 Hmell and hence are called meadow rues. The 



perennial roots with annual stems. The 

 flowers are corymbose, panicled. and somewhat r;u 

 of a green, white, (ir yellow colour. They have no invo- 

 lucre and no petals. " The cah x is coiupo.-ed of 4 or 5 

 petal-like sepals. Carpi-is 4-15 iu number. Upwards of 

 . are enumerated, which are mostly natives of 

 the temperate and colder parts of the world. 



Tk. aqutltgifolium, the Feather Columbine, has ovate 



stipule-. pl*ed at the bs.se of the ramification* of the 



,iud a corymbu-e panicle. It is a native of 



- <>f Germany. France, and Italy. 



MS of this plant \ary in colour, some- 



-h-while and sometimes puip:- 



v ! found in Austria with dark purple stems and 



ii. and is called Th. <i. ntrnjiiirfiiiri'iiin. Another 



nnotwa, has the stamens dilated at 1 he apex ; 



whilst' an.. 'he stem-, green and stamens quite 



while, and is named Th. a. album. 



Tit. IIIUIHX, Loser Meadow-Hue, lias tin- stem round, 

 mealy, the flowers pauicled, drooping, leaflets smooth, 

 roundiih, toothed at apex, glaucous, pericarps acute fur- 

 1. It 1^ a native throughout Europe. In Britain it 

 is found in chalky pastures, and on the sea-coast where 

 shell-sand abounds. The adow-rue, That. 



. is also a native of Gicat Britain, though rare. 

 Th.jlirum, Yellow Meadow-Rue, li branched, 



furrowed stem, fibrous roots, a somewhat corymbose pa- 

 nicle of cream-coloured flowers, with wedge-shaped, tritid 

 acute leaflets. It is a native of all districts in Europe. 

 In Britain it occupi. Cadowa, the banks of mcrs 



and ditches. It has a root of a yellow colour, and is said 

 ih in appearance and properties, rhubarb. 

 It vieiils ..-, which may be employed for dyeing 



And was formerly used as a remedy in jaundice. 

 :nh to which it belong, it is very acrid, 

 and prodii - upon the skin, when applied to it. 



Th. /u-t iiium. aiple stem, 



naked at the b:\-e, leafy in the middle, and panicled at 

 top; the leaflets are obtuse, toothed. un<! vith a 



clanimv pubescence. It is a native of France, Switzer- 

 land. .. and is found in valleys and on hill sides, 



It smells more 



powerfully thauam :Nspccitic name. 



Th ;nioiis floweis, with 



club-shaped !.-. .. va te rpunduh leaflets, glaucous 



beneath. This u a North r,,,uid 



on the banks of rivers and in woody districts throughout 

 the whole continent. 



The character of the leaves ol these plants and their 

 thickly-flowered panicles render them u\oiur 

 dens. They are readily increased by \>. 

 and planting them out in autun.u. 

 mant shady situations, but are not particular; they are 

 M-growing plants and well adapted for bord< 



nc for a ircnus which 



he places amont; the Aplyniuiit, apparent!) upon the au- 

 thority of one of the late Rev. Larmdown GuildiiiK'x draw- 

 ini. Kx.. ThuUeput ornattu. (Uul 



I HALLI'Cl ,'.io>'Mianie for a i;en. 



Pod, placed as the first subfamily (wi'h a .' of hi 

 bida Turliiniilif, we suppose, is meant , by .Mr. Swaiuson. 

 It is lm mediately followed by Uie ubianiily AmpuHrinet. 



THALLITK. 



> in 



THAI.l.l'S is a botunical term us. d 



pAWin, 

 of the plant which bears llu 

 stitutes the priii 

 ' 



lull, as iu mosses, with the n-lhdi. arly 



lame and the leaves I and 



at the li.u-e. called slipu'u 

 tria ; or it is a flattened in,. 



upon the ground. In lichens the parts which bear the 

 reproductive omaiis. and which bulk 



ot the plant, is called ihallns or blastema. In the Algae 

 tile term thallus is applied to the whole plant ; whilst in 

 the funiri it is used synonymously with thalamus, to ex- 

 press the mass of tibres from which many of the futisii 

 arise. TJutOodff is the adjective used to express anything 

 arising from the thallus. 



THAMK. [OMuunsiuHh..] 



THAMES, the most important ri\er in Great Britain, 

 rises in the central pait of EiiLrland. and flows eastward 

 into the German Ocian. Our description will comprehend 

 a notice of ita IIILMII, mui-se. and affluents, and comm 

 importance. 



basin. The limits assignable to the basin of the Thames 

 will depend on the place at which the mouth is fixed. The 

 openimr between Shcerness in Kent and Shoebun N> 



between five and six miles wide, is commonly re- 

 tranledasthe mouth of the Thames: but it is preferable in 



respects to consider as such the openu_ 

 \\hitstahle in Kent and the east extremity ol 

 Island in Essex, where the tideway has a breadth of 

 i iirhti-en miles. Here the Thames opens into I 

 separating Kent on the south from Essex and Suffolk on 

 the north, and having for its extreme points the North 

 Foreland in Kent and Orl'ord Ness in Suffolk, fifty miles 

 distant from each other. Into this bay several rivei- 

 sides the Thames, open : as the Crouch, the Hlackwater, 

 and Uie Colne. from Essex : the Stour. whic! 

 Essex from Suffolk ; and the Orwell, the Deln n, and the 

 Aide, from Suffolk. 



The basin of the Thames, commencing at \Vhitstable. is 

 bounded by the high grounds which there run down to the 

 coast, and form the chiU east of that town. Th' 

 runs in a very irregular lim county i 



the \Veald district of Kent and Sussex to the ln,-h _ 

 on the southern border of Ashdown Foi. "alter 



county. This pait of the boumlan is \crv irre ( _'''.lar from 

 the manner in which the basin of the Thames i.s compli- 

 cated with the basins of the Kentish Stour, the Mother, and 

 the Sussex Ouse. 



From Ashdown Forest the boundary runs west-north-west 

 across the high ground of Tilgate and St. I 

 to Leith Hill ill Sunvy. and thence wesl-south-wcd, though 

 in a very irregular line, past the head of the Wey in "U'ool- 

 mer Forest to the \erge of the chalk do" \lton, 



Hants. This bound:!' - the basin of the '! ' 



from the basins of the Sussex Ous ( . and the Arun. > 

 all the waters which i the Uuindan , from its com- 



mencement to Tilgate Forest, How into the Medwaj : 

 fromTilgai. Leith Hill, into the Mdc ; andtliox- 



from Leith Hill to Alton, into the \Vey. 



From the neighbourhood of Alton, the boundary of the 

 i> formed liv the chail, downs v, Inc-li extend across 

 and Wilts by IJasinu'stoke. Kinjsrlere, IliL'i 

 and liiirbage near (ireat licdwin ; and from tin 

 downs which run north-westward to the n. 



Keiinct and .Many. These chalk do v the 



basin of the Thames from the basins of the Anton o; 

 and the Hampshire Avon: tliat part of the basin of the 

 Thames which they l>ound is drained by the Loddon and 

 the Kennel. 



From near East K'ennet the boundan turns north and 

 north-north-east along the green-sand hillsby Comptou Ha 

 set, Chft'e 1'ipard, and Chadderton ; and from thence west- 

 north-west to the western extremity of the !m.-in neai the 

 commonl\ leputed head of the' Thames amid the I'niswold 

 Hills between Cireiicester and Tethiin. ^dury 



between East Keiuiet and the the 



of the Thames from that ol ' i A urn, or r 



correctly of the Severn, of which i.s a tributary. 



From the neighbourhood . the boundary runs 



northw the ridge of ti Is. which here 



separate the basin* of the Thames and the Severn, to the 



