Comparative Host Susceptibility and Sporulation Potential of <i>Phytophthora ramorum</i> on Species, Cultivars, and Hybrids of Camellia

Fig. 2. Lesions and sporangia produced by Phytophthora ramorum N10A on the leaf surface of Camellia japonica ‘Tom Knudsen.’ Top to bottom: increasing magnification of lesion area.



Image from Plant Health Progress article:
Comparative Host Susceptibility and Sporulation Potential of Phytophthora ramorum on Species, Cultivars, and Hybrids of Camellia