Photo Gallery

P. cryptogea hyphal swellings Cluster of small, angular to globose hyphal swellings formed in water	P. nemorosa sporangia Ovoid, semi-papillate sporangia showing sympodial development of sporangiophore	P. palmivora colony morphology on V8 Growth of P. palmivora on V8 agar
Stain from Port Orford Cedar root disease Stain from Chamaecyparis lawsoniana root disease on the Smith River	P. cambivora on dead and dying chinquapin Dead and dying chinquapin infected with P. cambivora	P. tentaculata chlamydospore P. tentaculata chlamydospore with short hyphal projection
P. lateralis on Port Orford cedar Small root lesions on Chaemacyparis lawsoniana	P. cambivora disease symptoms Ink disease impact in sweet chestnut forest in Italy	P. pluvialis on Pinus radiata in New Zealand Pinus radiata needles showing colour changes following infection with red needle cast disease. The tissues around the initial infection at the base or along the needle senesce, and change yellow and then brown as indicated by the arrows before the needles cast.
P. agathadicida disease symptom Excavated lesion, with outer bark removed showing extent of disease-front	P. cactorum bleeding canker Bleeding canker on European beech (Fagus sylvatica)	P. katsurae sporangia Papillate, non-caducous sporangia; photo used with permission from Q-bank