Peperomia huallagana is a species of epiphytic herb in the genus Peperomia that is native to Peru. It grows on wet tropical biomes. Its conservation status is Threatened.
The type specimen were collected at RÃÂo Huallaga Canyon, Peru.
Peperomia huallagana is a moderately small, epiphytic, erect, more or less dichotomously branched, glabrous herb with a stem 2âÂÂ3 mm thick. The leaves are typically in whorls of 3âÂÂ4 at the nodes. They are obovate to obovate-oblong, slightly emarginate, with a cuneate base, measuring 12âÂÂ20 mm long and 6âÂÂ10 mm wide. They are obscurely 3-nerved, with the midrib indistinctly branched. The winged petiole is 2âÂÂ5 mm long. The small terminal spikes are 30 mm long and 1 mm thick, densely flowered, and borne on a 1 cm peduncle. The flowers are immersed between anastomosing ribs on the rachis.
It was described in 1936 by William Trelease in ', from specimens collected by James Francis Macbride.
The epithet is derived from the type locality, the RÃÂo Huallaga Canyon in Peru, where this species was first collected.
It is native to Peru. It grows as an epiphytic herb. It grows on wet tropical biomes.
This species is assessed as Threatened, in a preliminary report.