Type : Venezuela, Bolívar, Auyan-tepui, Churún R, cumbre de la parte N de la sección S (división occidental del
cerro), a lo largo del Río Churún, vecindad del Campamento S, 1690 m, 02/05/1964, fleurs. Shrub 1,5 m. Peduncle pale green. Branches of inflorescence flattened,
whitish. Pedicels white with lavender. Corolla tube purple, lobes white
with lavender. Leaves coriaceous dark green above, silvery below. J.A. Steyermark 93230 (HT:
VEN62966; IT:
F0070285F,
NY00132591,
P00836970,
U0006249,
US00138642).
Venezuela, Amazonas, Cerro Sipapo, Paraque, 1500 m, 11/12/1948, fruits. Brittle shrub to 4 m. Fruit purple. B. Maguire & L. Politi 27596 (PT:
VEN65202).