GLOSSARY. 



Tritcrnate : three times ternate. 



Trumpet-shaped : tubular, enlarged at or towards the summit, as the corolla 



of Trumpet-Creeper. 

 Truncate: as if cut off at the top. 



Trunk: the main stem or general body of a stem or tree. 

 Tuber: a thickened portion of a subterranean stem or branch, provided with 



eyes (buds) on the sides ; as a potato. 

 Tubercle : a small excrescence. 



Tuberded, or Tuberculate: bearing excrescences or pimples. 

 Tuberous: resembling a tuber. Tuberiferous : bearing tubers. 

 Tubular : hollow and of an elongated form; hollowed like a pipe. 

 Tumid: swollen; somewhat inflated. 

 Tunicate : coated ; invested with layers, as an onion. 

 Turbinate: top-shaped. Turgid: thick as if swollen. 

 Turnip-shaped : broader than high, abruptly narrowed below. 

 Twin : in pairs (see geminate). 



Twining: ascending by coiling round a support, like the Hop. 

 Typical : well expressing the characteristics of a species, genus, &c. 



Umbel : the umbrella-like form of inflorescence. 



Umbellate : in umbels. Umbelliferous : bearing umbels. 



tfmbellet: a secondary or partial umbel. 



Umbilicate : depressed in the centre, like the ends of an apple. 



Umbonate: bossed; furnished with a low, rounded projection like a boss 



(umbo). 



Unarmed: destitute of spines, prickles, and the like. 

 Uncinate: hook-shaped ; hooked over at the end. 

 Under-shrub : partially shrubby, or a very low shrub. 

 tJndulate: wavy, or wavy-margined. 



Unequally pinnate : pinnate with an odd number of leaflets. 

 Unguiculate : fnrnished with a claw (unguis) ; i. e. a narrow base, as the 



petals of a Rose, where the claw is very short, and those of Pinks, 



where the claw is very long. 

 Uni- t in compound words : one ; as 

 Unijlorons : one-flowered. Uniftiliate: one-leaved. 

 Unifoliolate : of one leaflet. Unijugate : of one pair. 

 Unildbiate: one-lipped. Unilateral: one-sided. 

 Unil6cular : one-celled. 

 Uniouulate : having only one ovule. 

 Uniserial: in one horizontal row. 



Unisexual : having stamens or pistils only, as in Moonseed. 

 ffnwalved: a pod of only one piece after dehiscence. 

 Urceolate : urn-shaped. 



Utricle: a small, thin-walled, one-seeded fruit, as of Goosefoot. 

 Utricular : like a small bladder. 



Vdginate: sheathed, surrounded by a sheath (vagina). 



Valve: one of the pieces (or doors) into which a dehiscent pod, or any simi- 

 lar body, splits. 



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