GLOSSARY. 



Testa : the outer (and usually the harder) coat or shell of the seed. 



Tetra- (in words of Greek composition) : four ; as, 



Telracdccous : of four cocci or carpels. 



Tetradijnamous : where a flower has six stamens, two of them shorter than 



the other four, as in Mustard. 

 Tetragonal : four-angled. Tetrdgynous : with four pistils or styles. 

 Tetrdmerous : with its parts or sets in fours. 

 Tetrandrous : with four stamens. 

 Theca : a case ; the cells or lobes of the anther. 

 Thorn : see spirie. 

 Thread-shaped : slender and round, or roundish like a thread ; as the filament 



of stamens generally. 

 Throat : the opening or gorge of a monopetalous corolla, &c. , where the bor- 

 der and the tube join, and a little below. 

 Thyrse, or Thyrsus : a compact and pyramidal panicle. 

 Tdmentose : clothed with matted woolly hairs {tomentum). 

 Tongue-shaj)ed : long, flat, but thickish and blunt. 

 Toothed : furnished with teeth or short projections of any sort on the margin ; 



used especially when these are sharp, like saw-teeth, and do not point 



forwards. 

 Top-shaped : shaped like a top, or a cone with its apex downwards. 

 Tdrose, T&rulose: knobby ; vvliere a cylindrical body is swollen at intervals. 

 Torus : the receptacle of the flower. 

 Tri; in composition : three ;, as 



Triadelphous : stamens united by their filaments into three bundles. 

 Tridndrous: where the flower has three stamens. 



Trichdtomous : three-forked. Tricdccous : of three cocci or roundish carpels. 

 Tricolor: having three colors. Tricdstate: having three ribs. 

 Tricuspidate : three-pointed. Trid€ntate: three-toothed. 

 Triennial: lasting for three years. 

 Trifid: three-cleft. 



Trifoliate: three-leaved. Trifdliolate : of three leaflets. 

 Trifm-cate : three forked. THgonous : three-angled, or triangular. 

 Trigynous: with three pistils or styles. Trijugate : in three pairs Uw)- 

 Tril6bed, or Trilobate : three-lobed. 

 Trildcular: three-celled. 



Trimerous : with its parts in threes, as Trillium. 

 Trin€rvate : three-nerved, or with three slender ribs. 

 Tricecioiis : where there are three sorts of flowers on the same or different 



individuals ; as in Red Maple. 

 TriphylJous : three-leaved ; composed of three pieces. 

 Tripinnate: thrice pinnate; Tripinndtijid : thrice pinnately cleft. 

 Triple-ribbed, Triple-nerved, &c. : where a midrib branches into three near 



the base of the leaf, as in Sunflower. 

 TriquUrous : sharply three-angled ; and especially with the sides concare, like 



a bayonet. 

 Tris€rial, oi Triseriate : in three rows, under each other. 

 Tristfchous : in three longitudinal or perpendicular ranks. 

 Trisillcate : three-grooved. 



