Peperomia fragilissima is a species of epiphyte in the genus Peperomia that is endemic in Peru. It grows on wet tropical biomes. Its conservation status is Threatened.
The type specimen were collected near Yurimagus, Peru.
Peperomia fragilissima is a fleshy herb with a slender stem, notable for its extremely brittle and fragile texture. The alternate leaves are round-ovate, very obtuse, with a cordate base, measuring 2âÂÂ4 cm in length and 2âÂÂ3.5 cm in width. The leaves have multiple pinnate nerves, with the longer nerves forked. The petiole is quite short, only 2âÂÂ3 mm long. The spikes are axillary and terminal, very slender, 40âÂÂ50 mm long, and are borne on a relatively long peduncle of 20âÂÂ25 mm.
It was described in 1936 by William Trelease in ', from specimens collected by Richard Spruce. It got its epithet from the Latin , referring to the plant's notably delicate and easily broken fleshy stems and leaves.
It is endemic in Peru. It grows on a epiphyte environment and is a herb. It grows on wet tropical biomes.
This species is assessed as Threatened, in a preliminary report.