Terminology used in this Atlas is explained below. The reader is also referred to the Dictionary of the Fungi (Hawksworth et al., 1995). For descriptive terms in morphology, the Illustrated Dictionary of Mycology (Ulloa & Hanlin, 2000) is recommended. Diagram of used shape terminology

A – B – C – D – E – F – G – H – I – K – L – M – N – O – P – R – S – T – U – V – W Y Z

Glossary – V

vector -(in ecology) an infected host transmitting the fungus to another suitable environment.

veined – of colony: with narrow and somewhat irregular bundles of hyphae.

velvety – with densely compacted, short, erect hyphae.

verrucose – distinctly and regularly roughwalled.

verruculose – finely roughwalled.

vesicle – swollen end of conidiophore of Aspergillus bearing conidiogenous cells, or similarly swollen end of sporangiophore of Mucorales bearing sporangioles.

villose – covered with slack hairs.

virulence – extent to which pathogenic ability is fulfilled.

virulence factor – specific property of a fungus enhancing multiplication in host tissue.

visual impairment – significant limitation of visual capability resulting from either disease, trauma, or congenital or degenerative conditions that cannot be corrected by conventional means, such as refractive correction, medication, or surgery.

vitality factor – unspecific property of a nonpathogenic fungus enhancing its survival under hostile environmental conditions.