Protologue Description: 2. Lehmanniella huanucensis J.E. Simonis, sp. nov. Fig. 3.
Frutex usque ad 1.5 alta, ramis quad rangularïbus ad teretis. Petioli ad 8 mm longi. Lamina membranacea, anguste elliptica, 4.5-8 cm longa et 1-2 cm lata, basi acuta vel attenuata, apice acuta vel acuminata, venis secundariis utroque latere 2. Flores singulares, terminales. Bracteae triangulares, 2 mm longae et 1 mm latae. Calyx cyathiformis, 8-9 mm longus, lobis late ellipticis, 4.5-5.5 mm longis, obtusis. Corolla rubra, tubulosa, 40-45 mm longa, tubo ad 35 mm longo, basi et apice constricto, lobis subrotundatis, 6-7 mm longis, acuminatis, Leviter fimbriatis. Stamina infra medium tubo corollae insertae, ad 35 mm longa. Ovarium ellipsoideum,.4-5 mm longum, stylo ad 40 mm longo, stigma bilobata. Capsula ignota.
Type: F. Wolfe 12303 (holotype, MO; isotypes, F, USM), Cerros del Sira, Río Llula-Pichis watershed, open spots in rainforest, alt. 1300 m, dep. Huánuco, Peru.
This species is related to L. pulchra and L. splendens, but differs by its solitary flowers.