Interveinal chlorosis is not present . . . . . Leaf margins and tips wilt. Leaves do not show excessive guttation . . . . . Necrotic spots, when present, are sharply demlimited and sunken. Old leaflet margins roll upward stiffly.
Veinal necrosis is often present.
Petioles and petiolules often bend abruptly and stiffly downward . . . . . Necrosis appears as bronze-colored areas of cellular necrosis. These areas are neither sunken nor sharply delimited. Old leaflet margins are not usually rolled upward. Veinal necrosis is not present.