THE 



556 



THIT 



Synonymes : 1, Anagpris barbdta ; 2, Poda- 

 Ijjria, alpina, Sophbra alplna ; 3, S. fabacea, 

 T. rkombifblia ; i, T. Lupinoides, P. lupin- 

 aides. See Anagpris. 



barbata 1 . . Pur. . 6, H. Her. P. 1\ Himalay. . 1854 

 corgonensis 2 Tel. . 7, H. Her. P. 14 Altaia . . 1S20 

 fabacea 3 . . Tel. . 6, F. Her. P. 2 N. Amer. . 1811 

 lanceolata 4 . Tel. . 6, H. Her. P. 1J Siberia . . 1779 



Thesium, IAnn. From thes, a labouring servant ; 

 mean appearance of the plants. Linn. 5, Or. 

 1, Nat. Or. Santalaceas. The herbaceous spe- 

 cies grow best when planted in a chalky soil, 

 and are increased by division or seeds. T. 

 amplexicaule succeeds well in loam and peat, 

 and is readily increased by cuttings, in sand, 

 under a glass. Synonyme : 1, T. humifusum. 

 See Comdndra and Leplomiria. 

 alpmum 1 . . White 6, H. Her. P. i Germany .1814 

 amplexicaule. White 6, G. Bv. 8. 2 C. G. H. . 1787 

 ebracteatum . White 6, H. Her. P. J Germany . 1814 

 intermedium. White 6, H. Her. P. | Germany . 181S 

 linophyllum . White 6, H. Her. P. f Eng. , pastures, 

 montanum . White 6, H. Her. P. J Europo . 1817 

 ram6sum . . White 6, H. Her. P. 4 Europe . 1624 



ThespESIa, Correa de Serra. Within the tro- 

 pics T. popHlnea is usually planted about 

 churches ; whence the name from thespesios, 

 divine. Linn. 16, Or. 8, Nat. Or. Malvacece. 

 Ornamental trees, succeeding well in sandy 

 loam ; and cuttings of the half-ripened wood 

 will root in sand, under a glass, in heat. Sy- 

 nonyme: 1, Hibiscus populneus. 

 grandifldra . . Serlt. 5, 8. Ev. T. 25 Pt. Rico . 1827 

 populnea 1 . . Wht. 6, S. Ev. T. 25 B. Ind. . 1770 

 •guadalupensis. Wht. 6, S. Ev. T. 25 Guadal. . 



Thibaudia, Pavon. In honour of Thiebaut de 

 Berneaud, secretary of the Linnsean Society of 

 Paris, and a botanical writer. Linn. 10, Or. 

 1, Nat. Or. Vacciniacece. This is a, genus of 

 extremely elegant plants, well deserving the 

 gardener's care. They grow freely in a mix- 

 ture of turfy loam, peat, and sand ; and cut- 

 tings root readily in sand or soil, either with 

 or without a glass over them. Synonymes : 1, 

 AgapUes seUgera ; 2, A. variegata. 

 macrahtba . Wt. red 5, G. Bv. S. 3 Moulmein. 1850 

 macrophylla . White . 5, 8. Ev. 8. 6 E. Ind. . 1849 

 pichincMnsis. Bed . 9, G. Ev. 8. 8 Pichin. . 1849 

 glabra . . . Rose . 9, G. Ev. 8. 8 B. Ind. . 1846 

 pulcherrima . Redgn. 5, G. Bv. S. 10 India . . 1845 

 seabriusoula . Crim. . 4, G. Bv. S. 3 Quindin . 1850 

 setigera 1 . . Scarlet 5, 8. Ev. 8. 4 Khooseea . 1837 

 vaoetaaoea. . Red . 6, 8. Ev. S. 4 Khooseea. 1837 

 variegata 2 . Scarlet 5, S. Ev. 8. 4 Khooseea. 1837 



Thistle. See C&rduus. 



Thlaspi, DilUnius. From thlao, to compress ; 

 the seed-vessels are compressed. Linn. 15, 

 Nat. Or. Brassic&ceae. Not worth cultivating ; 

 increased by seed — a.Ui&ceum, alpSstre, arvlnse, 

 ceralocdrpum, cottlnum, latif&lium, montanum, 

 perfoliatum, umbellatum. See jEthiondma, 

 Bivoniea, Gapsilla, Lepidium, and Psychlne. 



Th6ka. See Amhirstia nobilis. 



Thomasia, Gay. In memory of Peter and 

 Abraham Thomas, collectors of Swiss plants 

 in the time of Haller. Linn. 5, Or. 1, Nat. 

 Or. Sterculiacece. A genus of very elegant 

 plants, well worth cultivating in every collec- 

 tion. They thrive well in a mixture of loam, 

 peat, and sand ; and cuttings of the ripened 



wood root freely in sand, under a glass. Sy- 

 nonymes: 1, Lasiopitalum purptireum; 2, L. 

 triphyllum; 3, T. macroc&rpa, triphylla. 

 can&cens . Purple . 6, G. Ev. 8. 3 ST. Hoi. . 1835 

 diffusa . . White . 4, G. Ev. S. 3 N. Hoi. 1S22 

 dumftsa . White . 5, G. Ev. S. 3 N. Hoi. . 1826 

 foliosa . . Apetal . 6, G. Ev. 8. 3 N. Hoi. . 1823 

 glutindsa . Red . . 5, G. Ev. S. 8 Swan R. . 1842 

 grandifldra . Red . . 6, G. Ev. 8. 3 Swan R. . 1840 

 panioulata . Red . . 6, G. Ev. 8. 3 Swan R. . 1842 

 pauelfldra . Red . . 6, G. Ev. S. 3 Swan R. . 1848 

 purpurea 1 . Purple . 6, G. Ev. S. 3 N. Hoi. . 1803 

 quercifblia . Purple . 5, G. Ev. S. 3 N. Hoi. . 1803 

 solanacea . White . 6, G. Ev. S. 3 N. Hoi. . 1803 

 stlpulacea 3. Red . . 6, G. Ev. S. 3 Swan R. . 1842 

 triphylla 2 . Apetal . 6, G. Bv. S. 8 N. Hoi. . 1824 



Thoms6nia, Wallieh. In honour of Dr. A. T. 

 Thomson, author of an introduction to Botany. 

 Linn. 21, Or. 7, Nat. Or. Aracew. For culti- 

 vation, see Caladium. 



guinednsis . Tel. brn. 3, S. Her. P. 1J Guinea . 1824 

 Th6ea. See Ranunculus Thora. 

 Thorn apple. See Datura. 

 Thorough wax. See Bwpletirum rolvmdifolium. 

 Thouinia, Poiteau. In honour of AndrcS Thouin, 

 a distinguished professor of Agriculture in the 

 Jardin des Plantes of Faris ; died in 1820. 

 Linn. 8, Or. 1, Nat. Or. Sapindacece. This 

 shrub, grows well in a mixture of sandy loam 

 and peat ; and cuttings of the ripened wood 

 will root in sand, under a glass, in heat, 

 pinnata . . White . 6, S. Bv. S. 6 N. Spain . 1823 

 Threads, long hairs like threads. 

 Thrift. See Stdtice. 



Thrinax, Linn. From thrinax, a fan ; form of 

 the leaves. Linn. 6, Or. 1, Nat. Or. Palma- 

 ceai. This species succeeds in turfy loam, and 

 is increased by seeds. 



parviflora . Wht. grn. 5, S. Palm. 15 Jamaica . 1778 

 ThrIncia, Roth. From thrigkos, battlement ; 

 the seed crown of the marginal florets. Linn. 

 19, Or. 1, Nat. Or. Asteracece. Uninteresting 

 plants,, succeeding in common garden soil ; 

 and increased by seeds. Synonymes : 1, Hy6- 

 seris Mspida ; 2, Apargia tuberosa, Le&iitodon 

 tuberbsus, Thrincia pruimbsa — hirta, hispida, 

 maroccana 1, tuberdsa 2. 

 Throat, the orifice of a flower. 

 Throatwort. See Campdnula Cervicaria. 

 Throatwort. See Campdnula Trachelium. 

 Throatwort. See TracMlium. 

 Thrtallis, Linn. A name given by the Greeks 

 to Verbdsaum., which is derived from thrauo,. 

 to break ; however, the present plant has 

 nothing to do with the plant of the Greeks, 

 except in having yellow flowers. Linn. 10, 

 Or. 3, Nat. Or. MalpigMaceoz. This plant 

 succeeds in a mixture of loam and peat ; and 

 ripened cuttings root in sand, under a glass, 

 in heat. 



brachystachys . TeL . 8, 8. Ev. CI. 6 Rio Jan. 1823 

 Thuja, Linn. From thyon, a sacrifice ; the 

 resin of the Eastern variety is used instead of 

 incense at sacrifices. Why it is called Arbor 

 Vitas is not known, unless it be on account of 

 the supposed medicinal qualities of its berries. 

 In the East, the cypress is called the tree of 

 life ; and its berries are considered a cure for 



