Search on : Taxa descriptions

 


 
 Add this item to the list   818264 Original description
   
Description type:Original description 
Description:Colonies on PDA attaining 43–49 mm diam. after 21 d, flat, margin entire, milk-white to yellow-white, aerial mycelia sparse. Reverse milk-white to yellow-white. Colonies on SNA attaining 43–46 mm diam. after 21 d, margin entire, white. Reverse white. Vegetative hyphae hyaline, smooth- and thin-walled, septate, branched, 1.5–9.5 µm diam., inconspicuously swollen at the hyphal septa. Sporulation abundant, mostly phalacrogenous, varying to nematogenous. Conidiophores erect, simple or mostly branched, septate, bearing whorls of 2–4 conidiogenous cells. Conidiogenous cell terminal or lateral, straight, acicular or elongate-ampulliform, tapering towards apex, hyaline, 18–41 × 2.0–3.5 µm, with prominent periclinal thickening and inconspicuous collarette, 1.0–1.5 µm diam. Conidia unicellular, hyaline, clavate, ovoid or elliptical, thick- and smooth-walled, with slightly apiculate base, 9.0–14.5 × 4.0–6.0 µm (mean = 11.1 ± 1.3 × 4.9 ± 0.6 µm, n = 40). Chlamydospores not observed. 
Taxon name: