122 



GLOSSAEY OF TECHNICAL TERMS. 



Sessile, applied to any organ desti- 

 tute of a stalk. 



Setaceous, bristle- like. 



Setose, covered with minute bristles 

 or setae. 



Sinuate, with a strongly wavy 

 margin. 



Sinus, a hollow between the lobes 

 of a leaf. 



Sorus, a cluster of spore-cases or 

 sporangia. 



Spores, the minute grains in flower- 

 less plants analogous to the seeds 

 of flowering-plants. 



Sporangia, spore-cases. 



Squamose, covered with scales. 



Squarrose, having scales, &c., pro- 

 jecting widely from the stem on 

 which they are crowded. 



Stellate, star-shaped. 



Sterile, incapable of producing seed 

 or spores. 



Stipes, the stalk of a fern-frond. 



Stipitate, furnished with a stipes or 

 stalk. 



Stipules, leaf-like appendages, usu- 

 ally paired, at the base of a leaf- 

 stalk. 



Stramineous, straw-like. 



btriate, marked with fine longitu- 

 dinal lines or streaks. 



Sub-, used in composition, denotes 



somewhat or slightly, as sub- 

 acute. 



Subulate, awl-shaped. 



Hynonym, a superseded or unused 

 name. 



Terete, having the transverse sec- 

 tion cylindrical. 



Tetra-, in Greek words, four, as. 

 tetragonous, 4-angled. 



Tomentum, a matting of dense, 

 wooUy hairs. 



Tortuous, bent in different direc- 

 tions. 



Transverse, across. 



Tri-, in compound words, three, as. 

 triquetrous, with 3 salient angles. 



Tripinnate, divided three times in a 

 pinnate manner. 



Truncate, cut off abruptly. 



Tubercled, covered with small warty 

 outgrowths. 



Tumid, swollen. 



Unilateral, one-sided. 



Unilocular, a one-celled cavity. 



Urceolate, shaped like an urn, 

 with a narrow mouth. 



Venation, the arrangement of the 

 veins in the leaf. 



Vernation, the arrangement of the 

 leaves in the leaf-bud. 



Villous, covered with long weak 

 hairs or down. 



