Larnax sagasteguii S. Leiva, Quipuscoa & N. W. Sawyer (1998: 86)

Lectotype (designated here):— PERU. Piura: Ayabaca, Cerro Aypate, 2800–2880 m, 4°42.94’S 79°34.25’W, 23 May 1996, V. Quipuscoa S., O. Angulo Z. & R. Yahuana 601 (HUT 031934!).

The large corolla with heterodynamous stamens, the glandular pubescence of the flowering calyx and the fruiting calyx closely invested around the berry (Fig. 17 G–J) which are distinctive features of this species, are all observed in the only isotype found (Fig. 17 F).