504 GLOSSARY 



Tetrasporous (Gr. tetras, four, spora, a seed), bearing four spores. 



Thallus (Gr. thallos, a sprout), the whole of the body which does not serve for 



reproduction. 



Tomentose (tomentuui, wool, etc.), downy. 

 Trama (trama, the weft or filling of a web), the substance between the hymenial 



layers in Agaricacece and Polyporacea. 

 Tremelloid (tremo, to tremble), of the consistency of jelly. 

 Truncate (trunco, to maim), ending abruptly as if cut short. 

 Tubercle (tuberculum, a little tuber), a small wart-like excrescence. 

 Tuberculate, with small warty projections or excrescences. 

 Tuberculiform, resembling a little tuber. 

 Tubifonn (tuba, a trumpet), trumpet-shaped. 

 Turbinate (turbinatus, cone-shaped), top-shaped. 



Umbilicate (umbilicus, the navel), with a small central depression. 

 Umbonate (umbo, the boss of a shield), with a central boss-like elevation. 

 Uncinate (uncinus, a hook), hooked. 



Universal, of the veil or volva which entirely envelops the fungus when young. 

 Urceolate (urceola, a pitcher), pitcher-like, hollow and contracted at the mouth 

 like an urn or pitcher. 



Veil (velum, a covering), a covering of various texture more or less completely 



enwrapping a fungus when young. 



Veliform (velum, a covering), of a thin veil-like covering. 

 Venose (venosus, veiny), having veins. 

 Ventricose (venter, the belly), swollen in the middle. 

 Vermiform (vermis, a worm), worm-shaped. 

 Verrucose (verruca, a wart), warty. 

 Versiform (rerstfermis, changing shape), of different shapes, or altering in shape 



with age. 



Villous (villus, a tuft of hair), downy with soft hairs. 

 Vinous, of the colour of claret, dark or dilute. 

 Virgate (virga, a twig, stripe), streaked. 



Volva (volva, a wrapper), a covering or sac enveloping the young fungus. 

 Volvate, having a volva. 



Zone, a circle of hairs, asperities, colour, etc. 



IJL, a micromillimetre or j^ 1 ^ of a millimetre ; used for spore measurements. 



