Substances & Homeopatic Remedies

Myristica sebifera

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Myristica sebifera, Virola sebifera



Traditional name

Brasilian Ucuuba
Ocuba wax
virola nut
red ucuuba

Used parts

Trituration of red, acrid, very poisonous gum obtained by incising the bark.


Plantae; Spermatophyta, Angiospermae - Flowering Plants; Dicotyledonae; Polycarpicae (Magnoliidae); Magnoliales; Myristicaceae - Nutmeg Family


Original proving

Proving – According to J.H.Clarke, it was proved and introduced by Mure, of “ Mure’s Brazilian Remedies “, but gives no date.

Description of the substance

Botanical description- A slender tree, 7 – 23 metres in height. The trunk is covered with a thick brown reticular bark. The leaves are oblong or broadly ovate. The male inflorescences are many flowered, usually brown or gold, hairy, shorter than the leaves: the very small flowers, borne singly or in clusters of 2 – 10 are strongly pungent.
The fruit is subglobose; the seed is covered for half its length by a membrananaceous orange-red aril. The seed are about the size of grape, the covering fenestrated.
The bark contains a copious red resin.

Habitat – The tree grows mainly in the tropical regions of Central and South America, predominantly in the Amazon basin. It is found in Brazil, Peru, Ecuador, Colombia, Venezuela, Surinam( hence virola surinamsis), Costa Rica and Panama.

This tree is found in the provinces of Para and Rio Negro. The tree is of some height, and the trunk and branches are covered with a thick, brownish and reticulate bark. Leaves alternate, oblong, cordate, rather tomentose on their lower surface, and supported and by short petioles. Flowers in tufted panicles, ramose, arising from the axils of the leaves or the extremities of the branches; they are dioecious, with a simple, urceolate perigone having three divisions. Male flowers with six stamens, the filaments of which are attached to each other, and are inserted in a glandular disk. The female flowers are smaller, one unilocular ovary, style wanting, stigma bilobed. Capsular berry, with two valves, containing an oleaginous seed, surrounded by an aril crenated above.