Figure 1

Comparison of transverse sections of H. brasiliensis bark samples in JA-treated Hevea clones after 60 days of treatment (right panels) and untreated Hevea clones (left panels). (a) Untreated RRIM 600 (b) JA-treated RRIM 600 (c) untreated RRIM 2025 (d) JA-treated RRIM 2025 (e) untreated RRIM 3001 (f) JA-treated RRIM 3001. White outlined arrows indicate primary laticifer (PL) while white arrows indicate induced secondary laticifer (SL). Scale bar: 200 µm.