TRI TRI 
TRI TRO 
the Woburn experiments, T. pubesceru is well 
suited for a permanent pasture on light rich soils ; 
it is hardy, early, and more productive than many 
other kinds in similar soils. Synonymes ; 1. Avena 
planiculmis, alpina. 2. A.Jlavescens. 3. A. pubescens, 
4. A. striata — T. airoidis, Alopecurus, alpSstri, al~ 
pinOin 1, argentenm, brevifoli&m, carp&tlcHm, con- 
densdtum, distichophgllum, JlavSscens 2, Loeflingi- 
dnQm, micrdnthum, neglectam, parviflOrum, penn~ 
sylvdnicftm, pitOsum, pubSscSns 3, rigidum, striatum 
4, tends. 
Tristania, R. Brown. In honour of M. Tristan, a 
French botanist. Linn. 18, Or. 2, Nat. Or. Myr- 
tsiceas. Very pretty shrubs, thriving well in loam, 
peat, and sand, and increased readily by half- 
ripened cuttings, planted in sand, under a glass. 
Synonyms ; 1. T. laurina. 
albicans . . .White. . 6, G. Ev. T. N. Holl. .1818 
arborescens . . Yellow . G. Ev. S. N. Holl. . 1820 
confer^ . . . Yellow . 8, G. Ev. S. N. S. W. . 1805 
depress^ ... • . 8, G. Ev. S. N. HoU. . 1820 
macrophyllS, 1 . White . . 6, G. Ev. T. Moreton B. 1800 
myrtifailS ... G. Ev. S. N. Holl. . 1818 
nereifolia . . . Yellow . 7, G. Ev. S. N. S. W. . 1804 
persicifolia ... G. Ev. S. N. HolL . 1824 
Tbistegis, Nees. From treis, three, and siege, a 
covering ; in reference to the three glumes or 
valves of the calyx. Linn. 3, Or. 2, Nat. Or. Gra- 
mineo!. Growing in common soil ; seeds. 
glutiudsS . . . Apetal . . 6, Grass. . 1822 
Tkiteleia, Lindley. From treis, three, and teleios, 
complete; in allusion to the perfect ternary ar- 
rangement of its parts. Linn. 3, Or. 1, Nat. Or. 
Liliacem. Very handsome plants, of easy culture in 
a mixture of peat, loam, and sand, and readily in- 
creased by offsets from the roots ; or by seeds. 
grandiflOra. . . White. . 7, F. Bl. P. N. Amer. . 1826 
laxa Dk. blue . 7, F. Bl. P. Califom. . 1832 
uniflora .... Blue . . 7, F. Bl. P. B. Ayres . 1836 
TbIticum, Linn. From tritum, rubbed ; in allusion 
to its being originally rubbed down to make it 
eatable. Linn. 3, Or. 2, Nat. Or. Gramineae. This 
is undoubtedly the most important genus of the 
order Graminece, as it includes the wheats, the 
properties of which are too well known to require 
any detailed notice in this work. Synonymes: 1. 
Secale creticum. 2. T. villosum. 3. T. Zea. 4. Secale 
vitlosum. 
Kstlvum .... Apetal . . 6, Grass. Baschkiroi . 
atratum .... Apetal . . 7, Grass. Austria . . 1820 
Bauhinl .... Apetal . . 7> Grass. Spain . . . 1821 
Cev4ll0s .... Apetal . . 6, Grass. 
Cienfuegbs . . . Apetal . . 7, Grass. Spain . . . 1821 
cochleare. . . . Apetal . . 7> Grass. Spain. . . 1820 
com pactum . . . Apetal . . 7) Grass. Austria . .1819 
compflsitum . . . Apetal . . 7, Grass. Egypt . . 1799 
dicdccum . . . Apetal , . 6, Grass, 
album .... Apetal . . 6, Grass, 
rufum .... Apetal . . 6, Grass, 
durum, 2 . . . ApeUl . . 7, Grass. S. Eur. . . 1820 
fastudsum . . . Apetal . . 7, Grass. Spain . . . 1820 
Geertnerianum . . Apetal . . 7, Grass. Spain . . . 1824 
hordcifOrmd . . . Apetal . . 7, Grass. Austria . . 1819 
hybemum . . . Apetal . . 6, Grass. 
Linnaeanum . . . Apetal . . 7> Grass. Spain . . . 1820 
monocbecum . . Apetal . . 6, Gras*. . 1648 
platysUchlum . . Apetal . . 7, Grass. Spain . . . 1821 
polonicum . . . Apetal . . 7> Gra.ss. . 1692 
sibiricum . . . Apetal . . 6, Grass. Siberia . .1800 
slcaium .... Apeui . . 6, Grass. SicUy . . . 1826 
Spelta, 3 . . . . Apetal . . 6, Grass. 
trioOccum . . . Apetal . . 6, Grass, 
targidum . . . Apetal . . 6, Grass, 
venulosum . . . Apetal . . 6, Grass. Egypt . . 
villdsum, 4 . . . Apetal . . 6, Grass. S. Eur. . . 1790 
campestrS, cretlcdm \,hispanlcdm, squarrOsdm. 
Trit^ma, Ker. From treis, three, and temno to cut ; 
in atlusion to the three sharp edges of the ends of 
the leaves. Linn. 6, Or. 1, Nat. Or. Liliaceee. 
Handsome dowering plants, succeeding in a light 
rich soil, and readily increased by suckers from the 
root. The species often flower very late in autumn, 
and even through very mild winters; but they 
ought to have the protection of a frcime. 
Burchelln . . . Yel. red . H. Her. P. C. G. H. .1816 
mSdlit .... Orange . 4, F. Her. P. C. G. H. . 1789 
pumlla .... Orange . 9, F. Her. P. C. G. H. . 1774 
Uvaria .... Orange . 8, F. Her. P. C. G. H. . 1707 
TritonYa, Ker. From triton, a weathercock; in 
[ 321 ] 
allusion to the variable direction of the stamens in 
the various species. Linn. 3, Or. 1, Nat. Or. Iri- 
dacee. Very handsome plants when in flower. 
They require the same treatment as the genus 
Ixia and other similar genera, 
anigozanthaflora . Yellow . 6, G, Bl. P. C. G. H. . 1825 
capensis . . . White. . 9. G. Bl. P. C. G. H. . 1811 
concdlOr . . . Yellow . 5, G. Bl. P. C. 0. H. . 1811 
crocata .... Orange . 6, G. Bl. P. C. G. H. . 1758 
crispa .... Flesh . . 4, G. Bl. P. C. G. H. . 1787 
deusta .... Fulvid . 5, G. Bl. P. C. Q. H. . 1774 
fenestrata . . . Yellow . 5, G. Bl. P. C. 0. H. . 1801 
flava .... Yellow . 2, G. 31. P. C. G. H. . 1780 
fucata .... RedyeL . 5, G. Bl. P. C. G. H. . 1813 
lineata .... Varieg. . 5, G. Bl. P. C. G. H. . 1774 
longiflora . . . White. . 5, G. Bl. P. C. G. H. . 1774 
miniata .... Fulvid . 8, G. Bl. P. C. G. H. . 1795 
odoraU .... Yellow . 6, G. BL P. C. G. H. . 1829 
pallida .... White. . 8, G. Bl. P. C. G. H. . 1806 
pectin ata . . . Yellow . 5, G. Bl. P. C. G. H. . 1825 
refracta. . . . Yellow . 5, G. Bl. P. C. G. H. . 1815 
rochensis . . . Yellow . 8, G. Bl. P. C. G. H. .1811 
rdsea .... Pink . . 6, G. Bl. P. C. G. H. . 1793 
securiggra . . . Brown . 5, G. Bl. P. C. G. H. . 1774 
squallda . . . Rufous . 5. G. Bl. P. C. G. H. . 1774 
striata .... Blue . . 5, G. Bl. P. C. G. H. . 1825 
tenuifldra . . . Yellow . 4, G. Bl. P. C. G. H. .1811 
vlrldls .... Green . . 7, G. Bl. P. C. G. H. . 1788 
xanthosplla . . Red. yel. . 6, G. Bl. P. C. G. H. . 1825 
Triturated, reduced to powder by pounding. 
Triumfetta, In honour of John Baptist Tri- 
umfetti, an Italian botanist and author. Linn. 11, 
Or. 1, Nat. Or. Tiliaceae. Uninteresting plants, 
chiefly under shrubs, growing in common garden 
soil ; cuttings and seeds. Synonyms : 1. T. macros 
phylla — T. allliceoides \,anguldtd,aured,glandulfisd, 
grandijldra, havanSnsis, heteroph^lld , Ldppuld, mi- 
cropStdld, oblongdtd, pilOsd, rhomboided,rotundifOlid, 
semitrzldbd, suborbiculdtd, trichocldda, triloculdris. 
Trixis, P. Browne. From trixos, triple ; on account 
of its triangvilar capsule, with three cells. Linn. 
19, Or. 4, Nat. Or. Composite. Interesting plants, 
of common culture. Synonymes : 1. Perdicium bra- 
siliense. 2. Leuceria senecioides. 
auriculata, 1 . . White . 8, S. Er. S. Brazil . . 1827 
senecioidgs, 2 . . White . 8, H. A. Chile . .1821 
Trizbuxis, Lindley. From treis, three, and zeuxis, a 
union; in allusion to the cohesion of the three 
sepals. Linii. 20, Or. 1, Nat. Or. Orchidaceoe. 
A small plant, of no beauty. It succeeds best if 
fastened to a piece of wood, 
falcata .... Green . . 3, S. Epi. W. Ind. . 1820 
Trochiscanthes, Koch. From trochiskos, a small 
wheel, and anthos, a flower. Linn. 5, Or. 2, Nat. 
Or. Umbelliferce. A hardy herbaceous plant, of no 
beauty. Synonyms : 1. Ligusticum nodijlorum — T. 
nodiflOrd. 
Trochleate, twisted like a pully. 
Trochocarpa, R. Brown. From trochos, a wheel, and 
karpos, fruit ; the cells of the fruit diverge from a 
common centre like the spokes of a wheel. Linn. 
5, Or. 1, Nat. Or. Epacridacece. An extremely 
handsome shrub. For culture and propagation, see 
Epacris. 
laurina .... Yellow • 6, G. Bl. P. N. HolL . 1829 
TrolliOs, Linn. From trol, or trolin, an old German 
word signifying something round; in allusion to 
the shape or the flower ; whence, also, the English 
name Globe-flower. Linn. 13, Or. 6, Nat. Or. 
Ranunculacece. Pretty border plants, thriving best 
in a light moist soil, and increasing by division or 
seeds. Synonymes; 1. T. laxus. 2. T. ranunculinus, 
americanhs, 1 . • Yellow • 5, H. Her. P. N. Amer. . 1805 
as'StIcus . . . Drk. or. . 5, H. Her. P. Siberia . . 1759 
caucaalcus . . . Yellow . 5, H. Her. P. Caucasus .1817 
europdeus . . . Yellow . 5, H, Her. P. Britain . . 
albQs .... Whitish . 6, H. Her. P. Britain . . 
humllls . . . Yellow . 6, H. Her. P. Austria . 1800 
napellifglias . . Yellow . 5, H. Her. P. Europe . . 
pAtulus, 2 . . . Orange . 5, H. Her. P. Siberia . . 1800 
Trom5trich£, Haworth. From tromos, fear, and 
thrix, a hair ; in reference to the cilia of the corolla 
being tremulous. Linn. 5, Or. 2, Nat. Or. Ascle- 
piadaceoe. Interesting plants. For culture and 
propagation, see Stapelia. Synonymes: 1. Stapelia 
fuscata. 2. S. obliqua. 3. S. revoluta. 
fuscitS, 1 . . . Brn. pur. . 7, S. Ev. S. C. G. H. . 1814 
glaucS .... Red pur. . 7, S. Ev. S. C. 0. H. . 1799 
