TET 



553 



THA 



T/ETRAPETALOUS, having four petals. 



Tetraphis, Hedwlg. From tetra, four, in allu- 

 sion to the teeth of the peristome being in 

 fours. Linn. 24, Or. 5, Nat. Or. Bryacece. 

 Broad tufts, found on dry banks. Synonymes: 

 1, T. ov&ta, Grimmia, Browniana — Browniana 

 1, pellucida. 



Tetrafogon, Des/ontaines. From tetra, four, 

 and pogon, a beard. Linn. 3, Or. 2, Nat. Or. 

 Gramindeece. A curious hardy annual species, 

 of common culture, 

 vill&sus . . Apetal . 7, H. Grass 1 Barbary . 1818 



Tetrap6ma, Turcz. From tetra, four, and 

 poma, a cover ; the capsule is four valved. 

 Linn. 15, Or. 1, Nat. Or. Brassicdcece. 

 barbareaifblia . Tel. 6, H. B. 3 Siberia . 1835 



Tetrapteris, Cavanillss. From tetra, four, 

 and pteron, a wing ; the carpels are each four 

 winged. Linn. 10, Or. 3, Nat. Or. Malpig- 

 hi&cece. Interesting plants, seldom seen in 

 blossom. For culture and propagation, see 

 Malplghia. Synonymes : 1, Tridpteris buxi- 

 fblia ; 2, T. citrifblia. 



acapulcensis . Tel. 5, 8. Bv. CI. 6 Mexico . . 1824 

 acutifblia . . Tel. 5, S. Ev. CI. 6 Cayenne . . 1826 

 buxifdlia 1 . . Tel. 5, S. Bv. CI. 6 St. Domin. . 1822 

 citrifblia 2 . Tel. 5, S. Ev. CI. 6 Cayenne . .1818 

 discolor . . . Tel. 5, S. Ev. CI. 6 Guiana . . 1827 



Tetraquetrotjs, having four angles or sides. 



Tetrasepalous, having four sepals. 



Tetratheca, Smith. From tetra, four, and 

 theke, a cell ; alluding to the anthers being 

 four-celled. - Linn. 8, Or. 1, Nat. Or. Tre- 

 mandracece. A genus of very pretty under- 

 shrubs, rather difficult to cultivate. A mix- 

 ture of loam, peat, and sand, in equal parts, 

 seems to suit them best ; and cuttings of the 

 young wood root in sand, under a glass. See 

 Tremdndra. Synonymes: 1, Tremandra BU- 

 gelii, T. nasUta, T. verticillata. 

 ericarfblia . . Rose . 7, G. Ev. S. 1 N. Hoi. 1820 

 Elandulbsa . . Purple . 7, G. Ev. S. 1 V. D. L. 1822 

 Eirsuta . . Pink . 3, G. Ev. S. 1 N. HoL 1843 



juncea . . . Purple . 7, G. Ev. S. 1J N. Hoi. 1803 

 nuda .... Crimson 5, G. Ev. S. 1 Swan R. 1843 

 pilifera . Purple . 6, G. Ev. S. 1 Swan R. 1843 



uilbsa . . . Purple . 7, G. Ev. S. 1 V. D. L. 1823 

 rubioldes . . Purple . 7, G. Ev. S. 1 N. Hoi. 1825 

 rubriseta . . Rose . . 7, G. Ev. S. 1 Swan R. 1834 

 thymif&lia . . Purple . 7, G. Ev. S. 1 N. Hoi. 1824 



' verticillata 1 . Purple . 6, G. Ev. S. 1 N. Hoi. 1845 

 viminea . . Purple . 7, G. Ev. S. 1 Swan R. 1845 



TetrazyGIA, De, Candolle. From tetra, four, 

 and zugos, a yoke. Parts of the flowers in 

 fours. Linn. 8, Or. 1, Nat. Or. Mclastomacece. 

 A handsome genus, requiring exactly the same 

 treatment as Meldstoma. Synonymes: 1, 

 Meldstoma discolor; 2, M. elceagnoides ; 3, 

 M. tetrdndra. 



angustifdlia . White . 5, S. Ev. S. 2 W. Ind. 1823 

 discolor 1 . .White . 5, S. Ev. S. 3 W. Ind. 1793 

 elEeagnoldes 2 . White . 6, S. Ev. S. 2 W. Ind. 1848 

 tetrandra 3 . . White . 3, S. Ev. S. 3 Jamaica. 1815 



Tevjcritjm, Linn. Named after Teucer, son of 

 Scamander, and father-in-law of Dardanus, 

 king of Troy. Linn. 14, Or. 1, Nat. Or. La- 

 miacece. Interesting plants, of very easy cul- 

 ture. The perennial herbaceous kinds suc- 

 ceed well in common garden soil ; and are 

 readily increased by division and by seeds. 



Most of the shrubby kinds require the protec- 

 tion of a frame or greenhouse in winter ; they 

 are easily increased by young cuttings. The 

 seeds of the annual species only require to ba 

 sown in the open border in spring. Synonymes : 

 1, Scutellaria cretica ; 2, T. orchideum ; 3, T. 

 latifdlium; 4, T. snpinum; 5, T. capitatum, 

 flavum; 6, T. aureum ; 7, T. pseildo-hys- 

 sopusj 8, T. orchideum. See Rjptis and 

 Nipeta. 



G. Ev. 



abutiloides . Tel. 

 angustfssi- 

 mum . 

 Arduini 1 

 asiaticum 

 betbnicum 

 blcolor 2 . 

 B6trys 

 brevifblium 



4, 



j Purple 6, 



. Tel. . 7, 

 . Pink . 

 . Lilac . 7, 

 . Tl. red 7. 

 . Red 

 . Pink 



Ev. 

 Ev. 

 Ev. 

 Her. 



li Madeira . 1777 

 li Spain . . 1818 

 li Candia 



Ev. 

 Her. P. 



Madeira 

 Chile . 

 S. Eur. 

 Crete . 



. 1823 

 . 1777 

 . 1775 

 . 1826 

 . 1633 

 . 1S24 



H. Her. 

 P. Ev. 

 H. Her. 

 P. Ev. 

 S. 



P. Ev. 

 P. Ev. 

 P. Ev. 



P. Ev. S. 



1 Levant . 1728 



2 N. Amer. 1708 

 1J Armenia 1836 



St Eng., 

 li Crete . 

 lj Cuba . 



3 S. Eur. 

 3 Spain . 

 1$ Spain . 



2 Madeira 



1824 

 17S3 

 1640 

 1648 

 1816 



1759 



H. Her. P. 

 S. Her. P. 

 G. Her. P. 

 H. Her. P. 

 H. Her. P. 

 H. Her. P. 



li Persia 

 2 Jamaica 

 li 



li Siberia 

 li S. Eur. 

 li Portugal 1822 

 1640 



1763 

 1778 

 1832 

 1800 



1730 



P. Ev. S. lj Spain 

 H. Her. P. 2 France 

 P. Ev. S. % S. Eur. 

 H.' Her. P. " 

 P. Her. P. 

 H. Ev. S. 

 H. Ev. S. 



1 

 1 

 1 

 1 



P. Ev. S. 1 



Spain 

 Levant 

 S. Eur. 



. 1731 

 .1710 

 . 1731 

 . 1752 

 . 1752 

 . 1562 



lin . 1731 



Ev. 

 Ev. 



1 S. Eur. 

 1J S. Eur. 



. 1731 

 . 1820 



P. Ev. S. J S. Eur. . 1820 



° a tum nU ^'} Blue - 7 ' 

 canadeiise . Purple 8, 

 canum. . . Purple 8 

 Chamfedrys . Purple 7, 

 creticum . . Purple *t\ 

 cubense . Purple 5, 

 flavum 3 . . Tel. 

 fruticans . . Violet 

 gnapb.alold.es Purple 8 



he ium°f^! Pnrple6 

 byreanicum . Purple 9. 

 inflatum . . Red . 9! 

 laevigatum . Purple 8, 

 Laxm&nni . Varieg. 7, 

 lucidum . . Purple 8, 

 lusitanicum . Purple 8 ; 

 Marum . . Pa.pur. 8, 

 massibense . Purple 7, 

 montanum 4 White . 7, 

 multiflorum . Li. red 8, 

 nissobanum . Purple 7, 

 orientale . . Blue . 7 } 

 Pdlium . . Pa.pur. 8 } 



^mf " }*■** 

 flavescens 6 Yel. 

 vulgare 7 - Wbite . 6. 

 Psetido- ) 

 Cbamjfe- VPurple 6, 

 pitys . J 

 Pseudo-Sco- ( Vol h 



roddnla i Ie ' 

 pumilum . . Purple 7, 

 pycnophyl-J PllIple7] 



pyrenaicum. Pa. wt. 6. 

 regium . . Purple 7 

 resupinatum Pa. yel. 7 ; 

 saxatHe . . Pa. yel. Y, 

 scordioldes . Purple 

 Sc6rdium . Purple 

 Scorodbnia . Tel. . 

 spindsum . White . 

 subspinbsum Purple 6. 

 thymifblium Rcdsh. 

 trffidum . . Purple 

 virginicum . Blue . 



THALAMIA. See Dacrtidium. 



Thalamus, that part of the flower which rises 

 from below the ovarium, and sometimes sup- 

 ports the outer envelopes as well as the stamens 

 in all the Thalamifldros. 



Thalia, Limn. In honour of J. Thalius, a 

 German physician, died in 1588. Linn. 1, 

 Or. 1, Nat. Or. Marantaccce. Interesting 

 plants, thriving well in a rich, light soil ; and 

 increased by division. T. dealbata will with- 

 stand the severity of our winters, if planted 



