First Report of <i>Phytophthora cambivora</i> on Hybrid Rhododendron in North Carolina

Fig. 3. Initial infection and necrosis of young, expanding shoot of rhododendron cv. Roseum Elegans by Phytophthora cambivora 3 days after inoculation.



Image from Plant Health Progress article:
First Report of Phytophthora cambivora on Hybrid Rhododendron in North Carolina