Bruce Watt, University of Maine, Bugwood.org
Figure 1. Hyphal clamp connection in culture
Jason Brock, University of Georgia, Bugwood.org
Figure 2. Seven day old culture of Sclerotium rolfsii on quarter-strength potato dextrose agar (1/4 PDA). Sclerotia are beginning to form.
Figure 3. Sclerotium rolfsii growing on potato dextrose agar (PDA)
Bridget Lassiter, NCDA&CS, Bugwood.org
Figure 4. Mycellium and sclerotia of Sclerotium rolfsii on peanut
Barbara Shew, North Carolina State University, Bugwood.org
Figure 5. Below-ground symptoms of southern stem rot on several peanut plants just after digging and inversion
Gerald Holmes, Strawberry Center, Cal Poly San Luis Obispo, Bugwood.org
Figure 6. Fungal growth following incubation in a moist chamber. Note sclerotia and ropey mycelium. July 2005