Glossary. 245 



Sorus, a spore cluster, or sometimes a cluster of spore cases. 



Spadiceous, a bright clear brown. 



Spermagonia, minute cysts or capsules containing spermatia. 



Spermatia, exceedingly minute bodies produced like spores, and proba- 

 bly under certain circumstances capable of germination, produced 

 in spermagonia. 



Spores, a general term applied to the reproductive bodies of cryptogarnous 

 plants, differing from a seed in having no embryo. 



Sporidia, reproductive bodies borne upon a promycelium, or as some- 

 times used, the spores produced in asci. 



Stct-igma (pi. stengmata), foot-stalks of spores, usually applied to those of 

 very minute size. 



StritK, longitudinal lines or marks. 



Striate, having striae. 



Siibiculum, the modified tissue of the host penetrated by the mycelium 

 of a parasite. 



Subulate, awl-shaped. 



Tekutoform, the last or final fruit-form in the alternating generations of 

 Uredinese. 



Teleutospore, the last spore of a series, the final spore. 



Testaceous, brick-color, brownish yellow, orange yellow with much gray. 



Tubercle, a small obtuse prominence. 



Turbinate, top-shaped-. 



Uredo, a generic name, also one of the fruit-forms of Urcdincx, next be- 

 fore the teleutospore. 



Uredoform, uredospore, see Uredo. 



Verracose, covered with little warts. 



Vertex, the upper extremity, here applied to the whole top of a spore, 

 while apex designates the point only. 



//, one thousandth of a millimetre, about one twenty-five thousandth of 

 an inch. 



I., II., III., the first, second and third forms of the fungus; or secidium, 

 uredo and teleutoform. 



