666 TURPENTINE 



Coniferae, Abies, Picea, Finns ; Chian -, Pistatia ; oil of -, Pi tins : 

 Strasburg-, Abies; -tree, Bur sera \ Venice-, Larix. 



Turpinia Vent. Staphyleaceae. 10 trop. As., Am. 



Turraea L. Meliaceae (m). ?o palaeotrop. 



Turraeanthus Baill. Meliaceae (in). 4 \V. trop. Afr. 



Turrigera Decne. Asclepiadaceae (n. i). 2 temp. S. Am. 



Turritis Tourn. ex L. (Arabis p.p. BH.). Cruciferae (4). 5 N. temp., 

 Austr. 



Turtle grass (W.I.), Thalassia; -head (Am.), Chelonc. 



Tuscarora rice, Zizania aquatica L. 



Tussacia Reichb. Gesneriaceae (i). 5 trop. Am., W.I. 



Tussacia Willd. Inc. sed. i S. Am. 



Tussilago (Tourn.) L. Compositae (8). i Eur. (incl. Brit.), N. Afr., 

 As., 71 Farfara L., colt's foot. The fls. appear in spring before the 

 1. ; the pi. multiplies and hibernates by underground offshoots. The 

 fl.-head is monoec. ; in the centre are about 40 i fls., surrounded by 

 about 300 ? . The i retain the style, as usual, to act as pollen-presenter, 

 but it has no stigmas. Honey is secreted in the J fls., but not in the 

 ? . The ? fls. being the outer ones are ripe before the , and self- 

 fert. is almost impossible. 



Tutcheria Dunn. Theaceae. i China. 



Tutsan, Hypericum. 



Tutuca Molina. Ericaceae (inc. sed.). 2 Chili. 



Tway-blade, Listera. 



Tweedia Hook, et Arn. = Oxypetalum R. Br. (Asclep.). 



Twig-rush (Am.), C Indium. 



Twin flower (Am.), Linnaea; - \e&f. Jefferson/a. 



Twining plants, if. Climbing Plants. 



Twisted stalk (Am.), Streptopus -ing of fl. stalk, Downingia, Fu- 

 tnaria, 7mpatietts, Lobelia, Melianthaceae, Orchidaceae; Of leaf, Al- 

 stroeineria, Bomarea; of stem, Pandanus\ of anther theca, Cochlio- 

 stema, Columelliaceae, Cucurbitaceae. 



Twitch grass, Agropyron repens Beauv. 



Tydaea Decne. = Isoloma Decne. (BH.) Kohleria Regel p.p. 



Tyle berry (W '.I.), Jatropha multifida L. 



Tylecarpus Eng. Icacinaceae. i New Guinea. 



Tylodontia Griseb. (Astefhanusp.p.). Asclepia laceae (il. i). i Cuba. 



Tyloglossa Hochst.=Justicia Houst. p.p. (Acanth.). 



Tylophora R. Br. Asclepiadaceae (n. 3). 50 palaeotrop. 



Tylophoropsis N. E. Br. (Tylophora p.p.). Asclepiad. (n. i). 2 

 E. Afr. 



Tylostemon Engl. Lauraceae (11. i). 21 trop. Afr. 



Tynanthus Miers. Bignoniaceae (i). 10 trop. S. Am. 



Type, the ideal repres. of a group ; - specimen, that from which the 

 original description of a sp. was drawn up. 



Typha L. Typhaceae. 12 temp, and trop., in marshes; i in Brit, 

 (reed-mace, cat's-tail, bulrush). The lower part of the stem is a thick 

 rhiz.; the upper projects high out of the water (1. 2-ranked) and bears 

 the infl., a dense spike, divided into two parts, the upper S (usu. 

 yellow), the lower ? (brown). Fls. naked: S fl of 25 sta., the 

 connective projecting beyond the anthers ; pollen in tetrads ; fl. en- 



