''Manihot carthaginensis'' subsp. ''glaziovii'', also known as ''Manihot glaziovii'', the tree cassava or Ceara rubber tree, is a species of deciduous

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants th ...

in the

spurge ''Euphorbia'' is a very large and diverse genus of flowering plants, commonly called spurge, in the family Euphorbiaceae. "Euphorbia" is sometimes used in ordinary English to collectively refer to all members of Euphorbiaceae (in deference to t ...

family,

Euphorbiaceae Euphorbiaceae, the spurge family, is a large family of flowering plants. In English, they are also commonly called euphorbias, which is also the name of a genus in the family. Most spurges, such as ''Euphorbia paralias'', are herbs, but some, e ...

, that is native to eastern

Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...

Description

*Leaves - palmipartite, peltate; lobes broadly ovate to obovate; green above, glaucous beneath. *Flowers - show branched inflorescence. Unisexual flowers are greenish-white or pale yellow with reddish markings. *Fruit - globose.

Common names

*French - manioc de ceara, maniçoba, ceara, caouchouc de ceara *Portuguese - maniçoba *Swahili - mpira *Yoruba - gbaguda

Uses

The tree cassava was used a source of rubber, instead of ''

Hevea brasiliensis ''Hevea brasiliensis'', the Pará rubber tree, ''sharinga'' tree, seringueira, or most commonly, rubber tree or rubber plant, is a flowering plant belonging to the spurge family Euphorbiaceae Euphorbiaceae, the spurge family, is a large fami ...

'' throughout the world. The plant is introduced largely in the world, but now it is classified as one of the highly invasive plant of the world. Scientists found various enzymatic and inhibitory activities of tree cassava, which have insecticidal and anti-fungal proteins extracted from the latex of the plant. These proteins are effective against insects such as cowpea weevil, and fungi like '' Colletotrichum gloesporioides'', ''

Fusarium solani ''Fusarium solani'' is a species complex of at least 26 closely related filamentous fungi in the division Ascomycota, family Nectriaceae. It is the anamorph of ''Nectria haematococca''. It is a common soil fungus and colonist of plant materials ...

'' and ''

Macrophomina phaseolina ''Macrophomina phaseolina'' is a Botryosphaeriaceae plant pathogen fungus that causes damping off, seedling blight, collar rot, stem rot, charcoal rot, basal stem rot, and root rot on many plant species. Hosts, symptoms, and signs One of the ...

''. It could be used as graft shoot in a rootstock of edible cassava and increase 10 times the yield per acre.

Invasiveness

The species is invasive in

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Description

Common names

Uses

Invasiveness

References

Further reading