<i>C</i>. <i>reflexa</i> parasitization of BB-R250-coated and control <i>P</i>. <i>zonale</i> petioles.

<p>(a) Infection setup with the parasite twining around a BB-R250-coated petiole. (b, d) Cross-sections of <i>C</i>. <i>reflexa</i> infecting BB-R250-coated <i>P</i>. <i>zonale</i>. (c) Cross-section of <i>C</i>. <i>reflexa</i> infecting a petiole coated with 0.005% Poly-L-lysine without BB-R250 (control). Scale bars are 200 μm.</p>