Understory Shrub.
Leaves have petioles with asymmetrical elongations of leaf lamina, and a leathery texture. Stem is not hollow.
Can reach heights of 120 cm.
This information is based an ongoing project dedicated to the inventory and dissemination of information on lepidopteran larvae, their host plants, and their parasitoids in an Ecuadorian montane cloud forest.
N=334 herbivore assocations as of 2012.
Apatelodidae: Unknown sp.; N=1.
Choreutidae: Unknown sp.; N=1.
Crambidae: Unknown spp.; N=71.
Geometridae: Eois cancellata (Warren); N=3, Eois cervina (Warren); N=4, Eois nr. encina (Dognin); N=28, Eois nr. margarita (Dognin); N=1, Eois nr. nigricosta (Prout); N=2, Eois obscura (Dognin); N=1, Eois undulosata (Warren); N=1, Eois zorra (Dognin); N=1, Eois nr. pallidicosta (Warren); N=6, Eois nov. spp.; N=214.
Larval lepidopteran herbivores reared In Napo Province, Ecuador (Yanayacu Biological Station and Center for Creative Studies).
For Piper phylogeny see attached pdf (Jaramillo et al., 2008).
For evolutionary relationship between Piper napo-pastazanum and the specialist Eois caterpillar see attached pdf (Wilson et al., 2012).
For original publication details of Piper napo-pastazanum see: Piperac. N. South Amer. 1: 266-267, f. 230 266 1950.
P. napo-pastazanum is endemic to Ecuador.
This information was accessed through the IUCN Red List of Threatened Species and Tropicos.
1200m-1400m (Based on CAPEA rearings).
Larval lepidopteran herbivores have been collected from P. napo-pastazanum in Napo Province, Ecuador (El Chaco/Rio Oyacachi, Yanayacu Biological Station and Center for Creative Studies, Granja Integral Baeza, Puagrayacu, the road from Narupa to Loreto, and the road to Tena) and Succumbios Province (Cascada de San Rafeal).
Commonly found in steep rocky areas near creeks.
Piper napo-pastazanum Trel. & Yunck. is an accepted name. This information was accessed through The Plant List.
Piper napo-pastazanum is currently listed as vulnerable by the IUCN.
Santiana, J. & Pitman, N. 2004. Piper napo-pastazanum. 2006 IUCN Red List of Threatened Species. Downloaded on 23 August 2007.