1841 7 325 Their black tarnished upper and their dazzling white under surface, form splendid back-ground to a blood-red leaf-stalk and three red leaf-veins.
1959 A. Beaumont iv. 58 A decay in the cell walls of the phloem of the stalks and leaf veins..is known as phloem necrosis.
2004 B. Bunch & A. Hellemans 105/2 The yellow leaf veins give the plant an autumnal appearance.