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Common Name: Oil Nut
Pyrularia pubera is a deciduous shrub that can grow up to 3.50 metres tall.
It has edible and medicinal uses.
The whole plant, especially the fruit, contains an acrid poisonous oil[
Eastern N. America - W. Vancouver to Alabama.
], where it is parasitic on the roots of deciduous trees and shrubs[
], most commonly on Tsuga carolina[
Parasitic on the roots of a range of trees and shrubs, but most commonly Tsuga carolina, this plant needs to grow close to a host tree. It requires a well-drained but moisture retentive lime-free soil[
]. Caution is advised since the fruit is said to be permeated with an acrid oil[
]. The pear-shaped fruit is about 25mm long[
An edible oil is obtained from the seed[
]. Is this different from the acrid poisonous oil of the fruit?[
The plant has been used as a salve on old sores[
The seed has been chewed to cause vomiting in the treatment of colic[
Seed - best sown in a cold frame as soon as it is ripe into a pot containing a small host tree. Stored seed will require 3 months cold stratification before it is sown[
]. Grow on in a cold frame until the plant is large enough to plant out and then plant it close to a mature host tree. Remove the small host tree once the plant is well established[